Attachment Content Summary (Note: view attachment at the above link before purchasing. Actual attachment content may vary slightly from that shown below.)
A simple stoichiometry problem - The heat of combustion of CH4 is -882kJ per mole. How much heat is produced when 100.0g of CH4 is combusted?
FeSO4 reacts with 20.0 ml of 0.0200 M KMnO4 - An impure 0.500 gram sample of FeSO4 reacts with 20.0 ml of 0.0200 M KMnO4
Assuming that the impurities do not react with KMnO4 what is the percentage of FeSO4?
The equation given is MnO4- +8H +5F ...
mole calculations and stoichiometry calculations - Please show all work.
1. A 0.914-g sample of stannous fluoride gives a 1.078-g precipitate of stannous phosphate. Calculate the theoretical yield and percent yield of Sn3(Po4)2.
2. A 10.000-g sa ...
Al metal reacts with HCl produces AlCl3 and hydrogen gas. - Al metal reacts with HCl produces AlCl3 and hydrogen gas. If 4.288grams of Al (0.159moles) undergo this reaction with an excess of HCl, how many grams of hydrogen gas should be produce?
For the reaction CH4 + 2O2 yields CO2 + 2H20 - For the reaction CH4 + 2O2 yields CO2 + 2H20, how many moles of carbon dioxide are produced from the combustion of 100. g of methane? 6.23 mol, 10.8 mol, 12.5 mol or 25 mol.