Question 3 (5 points)
Potassium chlorate decomposes into potassium chloride and oxygen gas according to
the following equation:
2 KCIO3 --> 2 KCl + 3 02
Use the equation above to answer the questions that follow:
How many grams of oxygen will be produced from the decomposition of 425 g of
potassium chlorate?
Do not put the answer in scientific notation. Do not include the substance as part of
your unit. Units should be all lowercase letters and singular (not plural) and no
spaces among units. You will choose from the following units:
