Final Review: Chemical Reaction and Stoichiometry Quiz

Marta is running an experiment to produce aluminium sulfate, Al2(SO4)3, and water. If she makes 0.75 moles of aluminum sulfate, how many moles of sulfuric acid, H2SO4, did she start with?

Ranny uses 0.671 moles of aluminum hydroxide, Al(OH)3 in his lab. How many grams of sulfuric acid, H2SO4(mm=98 g/mol) does he need.

London made .0567 moles of copper (I) Iodide Cul. How many moles of potassium iodide, KI, did she have to react at the beginning?

Anna makes 176.9 grams of water (mm=18 g/mol) during the experiment. How many grams of aluminum hydroxide, Al(OH)3 (mm=78 g/mol) did she use.

Carle measured 13.78 grams of iodine, I2 at the end of the experiment. How many grams of potassium chloride( mm = 75 g/mol) did she also produce?

Olly expected to produce 15,000 grams of gold during a chemical process. Unfortunately, he only recovered 10,500. What was his percent yield.

Goldy Locks worked with Mr. Bear and made 24.65 grams of sugar during an experiment. However, according to the stoichiometry, they should of made 27.6 grams of sugar. What is the percent yield?

Tags

NGSS.HS-PS1-7

Linda is running an experiment to produce barium sulfate, BaSO4, and water. If she makes 1.25 moles of barium sulfate, how many moles of sulfuric acid, H2SO4, did she start with?

How many moles of NO will be produced if 15 moles of O2 are used?

How many moles of hydrogen are needed to completely react with 2.00 moles of nitrogen

Tags

NGSS.HS-PS1-7