A sample of solid potassium chlorate (KCIO3) was heated in a test tube and decomposed according to the following reaction: 2KCIO3(s) → 2KCI(s) + 302(g) The oxygen produced was collected by displacement of water at 22°C at a total pressure of 754 torr. The volume of the gas collected was 0.65OL, and the vapor pressure of water at 22°C is 21 torr. Calculate the moles of KCIO3?
A sample of solid potassium chlorate (KCIO3) was heated in a test tube and decomposed according to the following reaction: 2KCIO3(s) → 2KCI(s) + 302(g) The oxygen produced was collected by displacement of water at 22°C at a total pressure of 754 torr. The volume of the gas collected was 0.65OL, and the vapor pressure of water at 22°C is 21 torr. Calculate the moles of KCIO3?
Chemistry
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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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
Transcribed Image Text:A sample of solid potassium chlorate (KCIO3) was heated in
a test tube and decomposed according to the following
reaction:
2KCIO3(s) → 2KCI(s) + 302(g)
The oxygen produced was collected by displacement of
water at 22°C at a total pressure of 754 torr. The volume of
the gas collected was 0.65OL, and the vapor pressure of
water at 22°C is 21 torr. Calculate the moles of KCIO3?

Transcribed Image Text:A particular pair of human lungs have a volume of 2 L when
inflated. At this volume, the temperature inside the lungs is
98.6°F. If the temperature of the air outside the lung is
45.0°F, what volume of cooler outside air is being inhaled
and warmed?
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