Multiple Choice
Potassium chlorate (used in fireworks, flares, and safety matches) forms oxygen and potassium chloride when heated. KClO3(s) KCl(s) + O2(g) [unbalanced]
How many grams of oxygen are formed when 26.4 g of potassium chlorate is heated?
A) 223 g
B) 99.1 g
C) 10.3 g
D) 6.86 g
E) 4.60 g
Correct Answer:

Verified
Correct Answer:
Verified
Q7: In combustion analysis, the oxygen content of
Q15: Terephthalic acid, used in the production of
Q28: Phosphorus pentachloride, PCl<sub>5</sub>, a white solid that
Q38: One mole of methane (CH<sub>4</sub>) contains a
Q40: Lead(II) sulfide was once used in glazing
Q78: Gaseous methanol (CH<sub>4</sub>O) reacts with oxygen gas
Q81: Balance the following equation for the combustion
Q82: Consider the balanced equation for the combustion
Q85: What is the percent yield for the
Q87: The iodine "clock reaction" involves the following