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Stoichiometry Practice Set #2

Last updated 2 days ago

6 questions

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Question 1

1.

Assume that 13.5 grams of solid aluminum react with HCl according to the following balanced equation at STP: How many liters of H2 are produced?

Question 2

2.

Hydrogen gas and oxygen gas react together to produce water. If 15.0 g of water is formed. What mass of oxygen gas was needed in the reaction?

Question 3

3.

Assume that 5.60 L of hydrogen gas at STP reacts with copper (II) oxide How many grams of copper are produced?

Question 4

4.

Ammonia (NH3) is produced when hydrogen and nitrogen gases react together. How many moles of nitrogen are needed tomake 36.0 g of ammonia?

Question 5

5.

Oxygen gas reacts with zinc iodide to produce zinc oxide ans iodine. How many moles of oxygen are required to produce 56.3 g of iodine?

Question 6

6.

How many moles of oxygen gas would be required to react with 4.50 mol of ethane (C2H6) in a combustion reaction?