6.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have a molecular molar mass of 176. g/mol, is burned completely in excess oxygen, and the mass of the products carefully measured: product mass carbon dioxide 9.75 g water 2.66 g Use this information to find the molecular formula of X.

6.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have a molecular molar mass of 176. g/mol, is burned completely in excess oxygen, and the mass of the products carefully measured: product mass carbon dioxide 9.75 g water 2.66 g Use this information to find the molecular formula of X.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

8.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have a molecular molar mass of 128. g/mol, is burned completely in excess oxygen, and the mass of the products carefully measured. Use this information to find the molecular formula of X
A researcher exposes 11.89 g of pure iron to a stream of oxygen gas until it reacts to produce16.99 g of a pure oxide of iron. a. What is the mass of oxygen in the product? b. Calculate the empirical formula of the oxide of iron formed. What is wrong with this statement: “The molecular mass of magnesium chloride is 62.30 g/mol”
Abel reacts copper with silver nitrate and recovers 5.2 g Ag. However, after mass to mass stoichiometry , he discovers that the maximum yield of silver should have been 9.5 g. What is his percent yield?
4.33 g sample of a compound consisting of carbon, hydrogen, oxygen, nitrogen, and sulfur was combusted in excess oxygen. This produced 6.38 g CO2 and 2.88 g H2O. A second sample of this compound with a mass of 5.05 g produced 2.70 g SO3. The third sample of this compound with a mass of 6.95 g produced 2.94 g of HNO3. What is the empirical formula of the compound?
Consider the following balanced chemical reaction: N2 (g) + 3 H2 (g) → 2 NH3 (g) What is the maximum mass (in grams) of ammonia (NH3) that can be produced from 9.36 g of N2 and 4.92 g of H2?
DDT, an insecticide harmful to fish, birds, and humans, is produced by the following reaction: 2C6H5 Cl + C₂2 HOC13 → C14H9 Cl5 + H₂O chlorobenzene chloral DDT In a government lab, 1167 g of chlorobenzene is reacted with 470 g of chloral. a. What mass of DDT is formed, assuming 100% yield? g b. Which reactant is limiting? Which is in excess? is limiting. Mass= is in excess. c. What mass of the excess reactant is left over? g in excess d. If the actual yield of DDT is 285.0 g, what is the percent yield? Percent yield = % Mass=
An impure sample of table salt (NaCl) that was dissolved in water and treated with silver nitrate to form silver chloride. If the initial sample had a mass of 1.741 g and the final mass of the AgCl was found to be 4.084 g, what is the mass percent of NaCl in the impure sample?
An unknown compound has the following chemical formula: Mn (CN), where x stands for a whole number. Measurements also show that a certain sample of the unknown compound contains 5.9 mol of carbon and 3.0 mol of manganese. Write the complete chemical formula for the unknown compound. 0 Ś olo Ar
39,89 39/89 (b) An organic compound consists of carbon, hydrogen and nitrogen only. Complete combustion of a 300.-mg sample of this compound produced 0.522 g of carbon dioxide. Another sample of this compound weighing 0.5674 g contains 1.122 x 1022 atoms of nitrogen The molar mass of this compound is 152.19 g/mol Determine the molecular formula of this compound.
Payal
9. Vanillin, the dominant flavoring in vanilla, contains C, H, and O. When 1.05 g of this substance is completely combusted, 2.43 g of CO2 and 0.50 g of H2O are produced. What is the empirical formula of vanillin?
Consider the reaction of solid P₄ and chlorine gas to form gaseous phosphorus trichloride. The balanced chemical equation is P₄(s) + 6 Cl₂(g) → 4 PCl₃(g). How many grams of phosphorus trichloride can be formed from 419.7 grams of P₄ based on the balanced chemical equation?