Stoichiometry

Front

2 KClO₃ → 2 KCl + 3 O₂
How many moles of oxygen are produced when 6.7 moles of KClO₃ decompose completely?

Back

10.1 mol

Front

2Na + 2H₂O → 2NaOH+ H₂
How many grams of hydrogen are produced if 120 g of Na are available?

Back

5.2 g

Front

2Al + 3H₂SO₄ -> Al₂(SO₄)₃ + 3H₂
How many grams of aluminum sulfate would be formed if 250g H₂SO₄ completely reacted with aluminum?

Back

290 g

Front

How many moles are in 19.82 g Mg?

Back

0.82 mol Mg

Front

2CO + O₂ → 2CO₂
How many liters of carbon dioxide are produced from 10L of carbon monoxide?

Back

10

Front

How many liters of NH₃ are needed to react completely with 30.0L of NO?
4NH₃+6NO --> 5N₂ + 6H₂O

Back

20.0 L

Front

Aluminium reacts with hydrochloric acid. How many grams of aluminum are necessary to produce 11 L of hydrogen gas at STP?

Back

8.8

Front

What volume of hydrogen will be produced at STP by the reaction 67.3 g of magnesium?

Back

62.0 L

Front

How many particles are in a mole?

Back

6.02 x 10²³

Front

What is the mole ratio in the following reaction:
2CO  +  O₂  → 2CO₂?

Back

2:1:2