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Stoichiometry Bellwork #3

Last updated 2 days ago

6 questions

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Question 1

1.

What are the coefficients that balance the following chemical equation? (Use commas to seperate the coefficients)

Ca + O2 --> CaO

Question 2

2.

What type of reaction is shown?

Ca + O2 --> CaO

Question 3

3.

What is the molar ratio of oxygen to calcium oxide from the balanced equation? (Use this form to answer: 1 mole A / 1 mole B).

Ca + O2 --> CaO

Question 4

4.

Calculate the molar mass for the following: Oxygen (O2) (Use 4 sig figs)

Question 5

5.

Calculate the molar mass for the following: Calcium oxide (Use 4 sig figs)

Question 6

6.

How many moles of oxygen gas are required to produce 35.9 g of calcium oxide?