How many moles of KCIO3 must be reacted according to the following balanced chemical reaction to transfer -34.2 kJ of heat? KCIO3(s) 2 KCI(s) + 3 02(g) AH = -89.4 kJ

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter4: Energy And Chemical Reactions
Section4.6: Reaction Enthalpies For Chemical Reactions
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Question 14 of 35
How many moles of KCIO3 must be reacted according to the following balanced
chemical reaction to transfer -34.2
kJ of heat?
2
KCIO3(s) →
KCI(s) +
Ο,(g) ΔΗ--89.4
kJ
STARTING AMOUNT
ADD FACTOR
ANSWER
RESET
*( )
74.55
-89.4
1530
32.00
0.383
3
1000
-34.2
0.001
0.765
122.55
6.022 x 1023
1
3060
mol KCI
g kcI
kJ
J
g KCIO3
g O2
mol KCIO3
mol O2
20
étv
MacBook Pro
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21
Transcribed Image Text:Question 14 of 35 How many moles of KCIO3 must be reacted according to the following balanced chemical reaction to transfer -34.2 kJ of heat? 2 KCIO3(s) → KCI(s) + Ο,(g) ΔΗ--89.4 kJ STARTING AMOUNT ADD FACTOR ANSWER RESET *( ) 74.55 -89.4 1530 32.00 0.383 3 1000 -34.2 0.001 0.765 122.55 6.022 x 1023 1 3060 mol KCI g kcI kJ J g KCIO3 g O2 mol KCIO3 mol O2 20 étv MacBook Pro Search or type URL 21
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