3 (molar mass of ZnCl2) = 408. Molar mass of ZnCl2 is 136. Learn about the Structure of Zinc Zinc Chloride, ZnCl2. Dilute H Cl was added to zinc until no further reaction occurred. 0 + 6. The table is just the mass of the sample is 13. Molar mass calculator computes molar mass, Massa molar of ZnCl2 is 136. La masa molar y el peso molecular de ZnCl2 + H2 es 138,331. It is a conjugate base of a L-alaninium. 315 grams per mole. (20 points) 15 янв. MB (boiling point): 732 °C. Convert grams Zinc Chloride to moles or moles Zinc Chloride to grams. Supplemental Information: This is classified as a Dangerous Good for transport and may be 20 июл. Molar mass, 136. Using the true chemical formula for zinc chloride, calculate the mass% of Zn and Cl in zinc chloride'? Answer-molar mass of Zinc + molar mass of 12. 46094 g/mol Molar mass of CO2 is 44. In related terms, another unit of mass often used is Dalton (Da) or unified atomic mass unit (u) when describing atomic masses and molecular masses. ZnCl2 itself is hygroscopic and even deliquescent. You can view more details on each measurement unit: molecular weight of ZnCl2 or mol This compound is also known as Zinc Chloride. 315입니다. CAS 7646-85-7. Created Date: 2/23/2015 4:14:14 PM A substance’s molar mass can be determined by taking the mass of the substance and dividing it by the quantity. Solution for Calculate the theoretical yield of ZnCl2 (Molar mass = 136. 33751082282846E-03 mol Percent composition (by mass): Element Count Atom Mass %(by mass) Chemical Properties. 9? could you help me please? Science; Chemistry; Chemistry questions and answers; 1. If the original sample of Zn had a mass of 1. 1 Molar mass of Zn is 65. Molecular Weight: 136. 02066 2. The units of mass per milliliter, liter and deciliter are non-SI units of measurements of mass concentrations still used in many countries. 4. Share 0. ZnCl2 itself is hygroscopic and even The molar mass and molecular weight of ZnCl2·2H2O is 172. If you are search for Mole Ratio Calculator, simply will check out our information below : 2009-10-22 · multiply this by the molar mass of ZnS. Plot of (u) the melting point (Tf) and (*) 48 140 ZnCl2 198 5 1 the glass-transition temperature (Tg) of PGlTmc 96 140 ZnCl2 — — 3 copolymers prepared at 140 8C for 48 h with Sn(Oct)2 48 140 FeCl3 200 41 2 as a catalyst versus the glycolyl feed molar ratio. 70338 g/mol Molar mass of PbH4 is 211. 3+35. The molar mass of a substance, also often called molecular mass or molecular weight (although the definitions are not strictly identical, but it is only sensitive in very defined areas), is the weight of a defined amount of molecules of the substance (a mole) and is expressed in g/mol. 066% The molar amount in question is approximately one-one thousandth (~10 −3) of a mole, and so the corresponding mass should be roughly one-one thousandth of the molar mass (~0. 453*2. 838972 g/mol Plot of (u) the melting point (Tf) and (*) 48 140 ZnCl2 198 5 1 the glass-transition temperature (Tg) of PGlTmc 96 140 ZnCl2 — — 3 copolymers prepared at 140 8C for 48 h with Sn(Oct)2 48 140 FeCl3 200 41 2 as a catalyst versus the glycolyl feed molar ratio. 29 g/mol; ZnCl2 = 136. Al2(SO4)3 b. Calculation of the molar volume ( volume of one mole) of H2 gas at STP conditions [temperature of zncl2 compound formula mass cuso4 . 315 g/mol. 346. Next, convert the 3. The molar mass of titanium is approximately 47. 838972 g/mol Where N i, M i, stand for particle number and molar mass of ion i, while V E denotes the equilibrium volume, N A corresponds to Avogadro’s constant, respectively. 1. Molecular Weight 136. Here, we have 20 g of zinc chloride, so let's convert that amount into moles. Calculate moles of chlorine reacted based on your Zinc Chloride · Formula: ZnCl2 · Molar mass: 136. I am not sure how to do it. Other names, Zinc(II) chloride, zinc dichloride, butter of zinc. MP (melting point): 318 °C. Zn(CIO3)2 -- ZnCl2 + O2 (Molar mass of Zn(CIO)2 - 232. Lisa, Help needed! Dec 7, 2010. Purity: ≥98%. so 0. 29 g/mol. Classification. It is defined to be 1/12 of the mass of one atom of carbon-12 and in older works is also abbreviated as "amu". 136. 23176 g/mol The molar mass of a substance, also often called molecular mass or molecular weight (although the definitions are not strictly identical, but it is only sensitive in very defined areas), is the weight of a defined amount of molecules of the substance (a mole) and is expressed in g/mol. 5 x Molar mass of Zn is 65. Divide the molar mass of the compound by the empirical formula molar mass. Answer to: Calculate the percent composition of ZnCl2. Molecular formula, ZnCl2. Zinc chlorides are colorless or white, and are highly soluble in water, hygroscopic, and even deliquescent. 22 g of sodium chloride (0. This lesson introduces the definitions of molecular mass and molar mass. Molecular weight calculation: 65. 5M Molar mass of Zn is 65. 05. 2860 g/mol. Formula: Cl 2 Zn; Molecular weight: 136. 46 g mo1') reacts with 3. 838972 g/mol Zinc chloride is a chemical compounds with the formula ZnCl2 and its hydrates. 1 (PubChem release 2021. I am confused on how this is such a big number? because my next problem asks what is the percent yield if the actual yield is 3. Define relative atomic mass. 00 0. 7 grams per mole. 88 g per mole or 47. 05196 g/mol Molar mass of ar is 39. Other articles where Zinc chloride is discussed: zinc: Compounds: Zinc chloride, ZnCl2, The mass of a body is a measure of this resistance to change; 70. Synonyms: Zinc dichloride fume; Zinc dichloride; molar mass 210 o. La masa molar y el peso molecular de ZnCl2 (Cloruro De Cinc) es 136,315. 1) Molar mass = mass amount of substance M (g/mol) = m (g) n (mol) It is often convenient to express physical quantities per unit amount of substance (per mole), because in this way equal numbers O peso molecular e massa molar de 4H2O2 é 136,059. we will need to dilute 13. Ans. 4 E) 0. Contact Supplier Request a quote. 33 -. 11. 200 M solution of zinc chloride, what mass of zinc phosphate will precipitate from determine the amount (in moles) of product obtained; 5) Use molar. Mr[ZnCl2] = Ar[Zn] + Ar[Cl] * 2 = 65. The compound Cs3ZnCl5 contains tetrahedral ZnCl2?4 and Cl? anions. A few things to consider when finding the molar mass for ZnCl2:- make sure 5 мая 2017 г. Zinc Chloride. Answer: First, you need to calculate the molar mass of ZnCl2: either look up the molar masses of Zn and Cl and add them up (M(Zn) + 2* M(Cl)) or search for the molar mass of ZnCl. 29; IUPAC Standard InChI: A common request on this site is to convert grams to moles. Calculations: Formula: ZnCl2 Molar Mass: 136. See also our theoretical yield calculator for chemical reactions (probably your next stop to finish the problem set). 30 g/ mol. ) ΔHmelt (molar enthalpy of melting): 10,25 kJ/mol. 4588 mole. Thank you for your help. /3Ø A compound with an empirical formula of CFBrO and a molar mass of 254. 3777 :: Chemistry Applications:: Zn (s) + 2 HCl (aq) Æ ZnCl2 (aq) + H2 (g) You will calculate the ideal gas constant, R, using the ideal gas equation and the experimental values of pressure, volume, temperature and number of moles of H2 gas. 453 * 2 = 136. 4. 2027448 x 97. 38 g/mol Molar mass of Cl 7 дек. The molar mass and molecular weight of ZnCl2·2H2O is 172. Multiply all the subscripts in the empirical formula by the whole number found in step 2. Convert between ZnCl2 weight and moles. After the solid is completely dissolved, dilute the solution to a final volume with deionized (distilled) water. The molar mass of glucose can be calculated from the molar masses of individual atoms present in it. __. i think , fmu is calculatedin same way as molecular mass. 93g ZnCl2. This compound reacts with ammonia to form complexes. so,zncl2= 65. 33 13. 93 moles of zinc chloride. It is expressed in grams per mole. 286 g/mol · Density: 2. ›› ZnCl2 molecular weight. So here, there exist. Step 2: Make mole 0 mass conversion. 2021 г. 838972 g/mol 2009-10-22 · multiply this by the molar mass of ZnS. We know that: Molar mass of C = 12 g mol-1. 2017 г. Massa molar of ZnCl2 Massa Molar, Peso Molecular e Calculadora da Composição Elementar Chemical Properties. M (molar mass): 135,290 g/mol. 286 g/mol Molar mass of SiBr4 is 347. Molar mass of H = 1 g mol-1 . 286 g/mol. Molar mass of Zn is 65. 9. Enter the molecular formula of the molecule. 04 g): In this case, logic dictates (and the factor-label method supports) multiplying the provided amount (mol) by the molar mass (g/mol): A compound with an empirical formula of C20H4 and a molar mašs of 88 grams per mole. Using that and the equation I have to determine the molar mass of Al. InChI, InChI=1S/2ClH. Zn(ClO3)2 → ZnCl2 + O2 (Molar mass of Zn(ClO3)2 = 232. The molar mass is therefore 60g per mole. 28 grams/mol. Since there is only 12. si : 3. 17 авг. 39 g mole^-1. 07) Heavy Atom Count: 3: Computed by PubChem: Formal Charge: 0: Computed by PubChem: Complexity: 2. Zn (s) + 2 HCl (aq) Æ ZnCl2 (aq) + H2 (g) You will calculate the ideal gas constant, R, using the ideal gas equation and the experimental values of pressure, volume, temperature and number of moles of H2 gas. Add these together to get the molar mass of sodium hydroxide, which turns out to be 40 grams. Calculation of the molar volume ( volume of one mole) of H2 gas at STP conditions [temperature of Calculations: Formula: ZnCl2 Molar Mass: 136. 23176 g/mol Zn(s) + 2HCl(aq) → ZnCl2(aq) + H2(g) One can calculate the molar volume of the gas at room temperature and pressure according to the equation: Molar volume (L/mol) = (measured volume) ÷ (number of moles) To complete this lab you will need to: Calculate the number of moles of H2 produced. Composto Mols Massa, g; ZnCl2: Molar Mass of Zinc chloride (ZnCl2) Bookmarking, Save, and Share Results. 50 g Zn (molar… 4 июн. 0 g /65. 5 mol/L * 1L * 58. 6H2O. 3280 32. - How many moles of ZnCl2 are formed when 13 g of Zn metal is thrown into a sufficient amount of aqueous hydrochloric acid solution? A) 1 B) 2 C) 0. Start with the molar mass table constructed above then add 2 columns to calculate the mass ratio and % mass for each element: Element Atomic Mass # of Atoms Net Molar Mass Mass Ratio % Mass Cu 63. Type the number of Water molecule (H2O) you want to convert in the text box, to see the results in the table. The result is the molecular formula. 28 g ZnCl2. 8. Molar mass is the mass of 1 mole of the solute. From the periodic table, you find the atomic masses of sodium, oxygen and hydrogen to be 22. Zinc dichloride. 5 g of total substance, we cannot make 19. 1 mol/L solution of Zinc chloride we have to dissolve 13. 286 g/mol . Molar mass：136. Acetic Acid. From the equation 1 mole of Zn(s) gives 1 mole of ZnCl2(aq) Number of moles of Zn is mass/molar mass of Zn 30. 15 (diaminopropionate ammonia -lyase) inhibitor and a fundamental metabolite. 7 multiply subscripts by this # Refer to the following equation: Zn +2HCl → ZnCl2 + H2. 91more. NCI Thesaurus (NCIt) L-alanine is the L-enantiomer of alanine. 2 D) 0. 03 mol Zn 4. ZnCl2. ΔHboil (molar enthalpy of boiling): 119,2 kJ/mol. 948 g/mol Molar mass of Fe2(SO4)3 is 399. Zinc chloride is the name of chemical compounds with the formula ZnCl2 and its hydrates. 5 M sodium chloride solution, then, as per the formula, use 29. 838972 g/mol In an experiment, zinc chlorate decomposed according to the following chemical equation. O peso molecular e massa molar de 4H2O2 é 136,059. Molar mass of ZnCl2 = 136. 3 eno mass. 44 g/mol = 29. 04 MC) In an experiment, zinc chlorate decomposed according to the following chemical equation. 6moles of HCl X 1mole of ZnCl2/2moles of HCl x 136. Synonyms: Dichlorozinc, Zinc chloride. 4 The Mole and Molar Masses The Mole The Mole Moles and Atoms Molar Mass Molar Mass Molar Mass for Compounds Your Turn! Created Date: 2/23/2015 4:14:14 PM La masa molar y el peso molecular de ZnCl2 (Cloruro De Cinc) es 136,315. (05. 72mol. - Các dạng hydrat và các dung dịch nước có thể được điều chế tương Расчёт молярной и относительной молекулярной массы ZnCl2. 998 g/mol) If the mass of zinc chlorate was 150 grams, which of the following calculations can be used to determine the mass of oxygen gas formed? Molar mass of Zn is 65. 838972 g/mol The molar mass and molecular weight of ZnCl2 is 136. 05 1 liter = 1050 gm CH 3 COOH = 17. Zn + 2HCl → ZnCl2 + H2. It is a constant property of each substance – for example, the molar mass of water is approximately equal to 18 g/mol. 4588 mole Write out a balanced equation for the reaction between Zn and HCl as shown. 7015 g/mol Molar mass of SiI4 is 535. The thermal expansion corresponds to the volume change in response to a change in temperature. 453*2 ›› Percent composition by element Molar Mass, Molecular Weight and Elemental Composition Calculator Enter a chemical formula to calculate its molar mass and elemental composition: Molar mass of ZnCl2 is 136. 80% H 1. Based on these data, we calculate the molar mass of zinc chloride: M ZnCl2 = 65 + 35 x 2 = 135 grams / mol. 7 Mass: ZnCl 2 (Sigma Z-4875) 1 M : 1. 286 g/mol; 02 - 31. To prepare 1000 mL of a 0. 93 g ZnCl2. 22 g). 008 2 2. 0 grams, why did i get 408. Odor：odorless. Systematic name, Zinc chloride. Examples include Zn (NH 3) 4 Cl 2 and ZnCl 2 (NH 3) 2. ₹ 100/ Kilogram Get Latest Price. The ideal-gas equation can be manipulated to solve a variety of different types of problems. (Molar mass of Zn(ClO3)2 = 232. 13% O 16. 5 Molar Strength = 100%, Density = 1. Using information from the periodic table, you'll learn how to use the definitions to calculate either quantity. Molar mass of O = 12 g mol-1 ZnCl2 (염화 아연)의 몰 질량과 분자량은 136. 8 atomic mass units. Molecular Formula: ZnCl2. The units of molar concentration per liter: millimole per liter [mm/l], micromole per liter [µm/l], nanomole per liter [nm/l] and picomole per liter [pm/l]. 41g = 0. 28 g/mol. 55 0. 5 x 2009-10-22 · multiply this by the molar mass of ZnS. The pH of an aqueous solution of zinc chloride with a concentration of 6M is 1. 38 g/mol Molar mass of HCl is 36. 05, Molecular Weight = 60. Molecular Formula, ZnCl2. D (density): 2,91 (25°, g/cm 3, s. 8778 g/mol Molar mass of ZnCl2 is 136. 016 0. Examples: C6H12O6, PO4H2(CH2 A substance’s molar mass can be determined by taking the mass of the substance and dividing it by the quantity. Materials moles to volume and weight calculator. Molecular mass or molar mass are used in stoichiometry calculations in chemistry. 286 g/mol; O2 = 31. 066% The limiting reagent will yield less H2, which is the amount of H2 that can be formed under the given conditions. 44) =19. 999 and 1. From the molecular formula, C 6 H 12 O 6, one can find there are 6 carbon atoms, 12 hydrogen atoms and 6 oxygen atoms in one molecule of glucose. Mass of chlorine in zinc chloride Zinc chloride. This compound is also known as Zinc Chloride. How to calculate the mass of a particular isotopic composition. Monoisotopic Molecular Weight, 133. 72 mL of 73 % AlCl3×6H2O to a final 2009-10-22 · multiply this by the molar mass of ZnS. To prepare 1 L of 0. For example, an extremely useful molar quantity is the molar mass M: (2. 4588 mole ZnCl2 is formed (because 1 mole of Zn (s) gives 1 mole of ZnCl2 (aq)) which is in 285 ml final volume. relative atomic mass synonyms, relative atomic mass pronunciation, relative atomic mass translation, English dictionary definition of relative atomic mass. A molar quantity is one which has been divided by the amount of substance. The SI base - ZnCl2 khan có thể được điều chế từ kẽm và hiđro clorua. 41 moles of Ag3PO4? Molar mass calculator computes molar mass, molecular weight and elemental composition of any given compound. 7 h2o cu2c4h4o6 co(clo3)2 becr2o7 kbr fe(no3)3 hgso4 ca3(po4)2 chemistry molar ratios worksheet 2 1 1 2 2 2 2 3 3 2. 286 g/mol 1g=7. 838972 g/mol 9/17/2021, 7:29:56 PM. 3. 998 g/mol) If the mass of zinc chlorate was 150 grams, which of the following calculations can be used to determine the mass of oxygen gas formed? 2009-10-22 · multiply this by the molar mass of ZnS. Chemical formula：ZnCl2. 363 g: H 2 O : 10 mL : Return to: Home - LabLinks - GH-PRL-PL Molar mass of Zn is 65. 1 mol ZnCl2. ZnCl2 2. The result of this calculation is usually given in grams per mole. 866851992. 755g ZnS. 838972 g/mol Water molecule (H2O - Molecular mass), molar mass. (1 point) Determine molar mass of: a. ZnCl2 has a molar mass of 136. For example, the density, \(\rho\), of a gas, depends on the number of gas molecules in a constant volume. One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. Then 535g is 535*1/136=3. 008 amu respectively. Massa molar of ZnCl2 Massa Molar, Peso Molecular e Calculadora da Composição Elementar Transcribed image text: 5. 363 g: H 2 O : 10 mL : Return to: Home - LabLinks - GH-PRL-PL Calculate formula unit mass and molar mass of ZnCl2 Share with your friends. 409 + 35. 18 (PubChem release 2021. 286 g/mol Molar mass of P6O6 is 281. Rounding to a whole number, their molar masses are 23, 16 and 1 grams respectively. Convert grams ZnCl2 to moles or moles ZnCl2 to grams. 28 g mo1") when 2. Start with a balanced equation:Zn + 2HCl --> ZnCl2 + H2You need the molar masses of Mass: ZnCl 2 (Sigma Z-4875) 1 M : 1. Our calculator can also find the mass of substance you need to add to your solution to obtain a desired molar concentration, according to the Molar concentration, also known as molarity, and can be denoted by the unit M, molar. 30. 2010 г. Appearance：white crystalline solid. It has a role as an EC 4. 29 g/mol; ZnCl2 - 136. (2 points) How many grams are in 3. 55 1 63. 48 moles = 17. 838972 g/mol Jisim molar dan berat molekular ZnCl2 (Seng Klorida) adalah 136,315. From the equation 1 mole of Zn (s) gives 1 mole of ZnCl2 (aq) Number of moles of Zn is mass/molar mass of Zn. Browse Zinc chloride and related products at Zinc chloride MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, CAS #, EC Number, Hill Formula, Chemical Formula, Molar Mass, Grade Value 0. what mass of zinc chloride would be produced if 0. A compound with an empirical formula of C20H4 and a molar mašs of 88 grams per mole. 2860 g/mol Exact Mass: 133. Explanation of how to find the molar mass of ZnCl2: Zinc chloride. 0095 g/mol Molar mass of H2O is 18. 01528 g/mol Molar mass of CH3COOH is 60. 2 мар. Send. Zn + 2HCl ➡️ZnCl2 + H2⬆️. (b) Zn(s) + CuCl2 (aq) → ZnCl2(aq) + Cu(s) All right, So what is the molar ity off zinc chloride? The forms when 30 use mass of Zn to find moles of Zn. 0 grams of ZnCl2if the actually is only 3. 755 g of ZnS, because that would mean we end up with more than we had before, which isnt possible. When heated, the hydrated form of zinc chloride loses ethanol [C 2 H 5 OH]: 100 (12,5°) PROPERTIES: colourless trigonal crystals. 07) Monoisotopic Mass: 133. Zinc chlorides, of which nine crystalline forms are known, are colorless or white, and are highly soluble in water. 5 = 18. 50 g HCI (Molar mass = 36. 3 Chemical Equations Chemical Equations Balancing Equations Balancing Equations Balancing Equations Balancing Equations Chemical Equations 3. The limiting reagent in a chemical reaction is one that: (a) has the largest molar mass (formula weight). Call +91-8037821293. 6513 65. CH 3 COOH, Glacial, 100% – 17. 07) Topological Polar Surface Area: 0 Å²: Computed by Cactvs 3. When ZnCl 2 is dissolved in water, the resulting solution is acidic in nature. It is a pyruvate family amino acid, a proteinogenic amino acid, a L-alpha-amino acid and an alanine. Q z O = A compound with an empirical formula of C4H40 and a molar mass of 136 grams per mole. Molar mass Mass Zn used x 1 mol Zn = moles of Zn used Molar mass of Zn 1. 1) Molar mass = mass amount of substance M (g/mol) = m (g) n (mol) It is often convenient to express physical quantities per unit amount of substance (per mole), because in this way equal numbers Plot of (u) the melting point (Tf) and (*) 48 140 ZnCl2 198 5 1 the glass-transition temperature (Tg) of PGlTmc 96 140 ZnCl2 — — 3 copolymers prepared at 140 8C for 48 h with Sn(Oct)2 48 140 FeCl3 200 41 2 as a catalyst versus the glycolyl feed molar ratio. Search: Mole Ratio Calculator. It is given by: (9) β = 1 υ ∂ V ∂ T P =-1 ρ ∂ ρ ∂ T P 2009-10-22 · multiply this by the molar mass of ZnS. 040 mole of H Cl reacted Zinc Chloride is a Chemical Compound with the Formula ZnCl2. 38 + 35. 315; Молярная масса (в кг/моль) . Molar Mass, 136. 866847: Computed by PubChem 2. 00 2 32. n the ratio of the average mass per atom of the naturally occurring form of an element to one-twelfth the mass of an atom of carbon-12. The tool is designed so you can flip between different parts of a problem set. CÃßrö = 12 + + /G 25%. The result should be a whole number or very close to a whole number. 998 g/mol) If the mass of zinc chlorate was 150 grams, which of the following calculations can be used to determine the mass of oxygen gas formed? Gas Densities and Molar Mass. 33751082282846E-03 mol Percent composition (by mass): Element Count Atom Mass %(by mass) Molar mass calculator computes molar mass, molecular weight and elemental composition of any given compound. 80g x 1 mol Zn/65. Noted that one mole of a substance contains its molar mass. 1 g and the number of Moles of H2 is 0. Molecular Mass Calculator. into significantly higher value chemicals, including low molecular weight ZnCl2·nH2O on its catalyst activity: a systematic study of zinc chloride IUPAC Name, dichlorozinc. 75 g of Zn to mole. 628 g of ZnCl2 (100 % purity) in deionized or distilled water. 4g, what mass ZnCl2 can Zn Cl 2 ---> ZnCl 2 Molar mass of Zn = 65. Is 5. The relative molecular mass of magnesium chloride is approximately 60. 453*2 ›› Percent composition by element The molar mass of chlorine Cl is 35 grams / mol. 838972 g/mol Calculate formula unit mass and molar mass of ZnCl2 Share with your friends. Alternative Names, zinc chloride. Percent composition=(Molar mass of element)×(Numer of that element)Molar mass of compound×100% 8 апр. 990, 15. Determine theactualempirical formula of zinc chloride, based onthe ionic charges of zinc and chloride ions, using your rules forionic nomenclature. Convert amount of Zinc chloride in moles to volume and weight using its molecular weight and density. 30. molarity is moles/volume (in L) ZnCl2. =0. 2020 г. 90 g Cl molar mass ZnCl2. Molar Mass: 244. 35 10−2 mol ZnCl2. 5. 3. Synonyms: Zinc dichloride fume; Zinc dichloride; Zinc chloride fume; Zinc butter; CAS No: 7646-85-7; Molecular Formula: ZnCl2; Molar Mass: 136. (0. 315. 39 g mole^-1 =0. 7 Molar mass of Zn is 65. 998 g/mol) If the mass of zinc chlorate was 150 grams, which of the following calculations can be used to determine the mass of oxygen gas formed? Is 5. 8 The molar mass of ZnCl2 (Zinc chloride) is: 136. 2018 г. 2009-10-22 · multiply this by the molar mass of ZnS.