Other Stoichiometric Calculations

Practice Questions

AP Chemistry › Other Stoichiometric Calculations

Questions
8
1

You have an unidentified colorless, odorless liquid in a thin cubic container. The container is 3.2 inches by 3.4 inches by 3.3 inches and the liquid fills the entire container. The mass of the liquid minus the mass of the container is 0.370 pounds. What is the liquid's density in grams per milliliter?

(1 inch = 2.54 cm and 1 kg = 2.2046 pounds)

2

How many atoms are there in 17.0g of sulfur?

3

When of are dissolved in of a solution of

4

For the molecular formula, , how many moles of bromine are in 20.0 grams of this molecule?

5

For the molecular formula, , how many grams of oxygen are in 50.0g of this molecule?

6

How much heat is released from the reaction of 18 moles of methane if each mole of methane liberates 5kJ of heat, but the reaction is only 60% efficient?

7

For the molecular formula, , how many grams of oxygen are in 45.0 grams of this molecule?

8

What is the mass of ?

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