A mixtu V gaseous reactants is put into a cylinder, where a chemical reaction turns them into gaseous products. The cylinder has a piston that moves in or out, as necessary, to keep a constant pressure on the mixture of 1 atm. The cylinder is also submerged in a large insulated water bath. (See sketch at right.) 1 atm pressure piston „cylinder From previous experiments, this chemical reaction is known to release 155. kJ of energy. water bath gases The temperature of the water bath is monitored, and it is determined from this data that 297. kJ of heat flows into the system during the reaction. exothermic Is the reaction exothermic or endothermic? endothermic up Does the temperature of the water bath go up or down? down neither in Does the piston move in or out? out neither does work Does the gas mixture do work, or is work done on it? work is done on it neither How much work is done on (or by) the gas mixture? Round your answer to 3 significant

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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A mixtu
cylinder has a piston that moves in or out, as necessary, to keep a constant pressure on the mixture of 1 atm. The
cylinder is also submerged in a large insulated water bath. (See sketch at right.)
gaseous reactants is put into a cylinder, where a chemical reaction turns them into gaseous products. The
1 atm pressure
piston
cylinder
From previous experiments, this chemical reaction is known to release 155. kJ of energy.
water bath
gases
The temperature of the water bath is monitored, and it is determined from this data that 297. kJ of heat flows into the
system during the reaction.
exothermic
Is the reaction exothermic or endothermic?
x10
endothermic
up
Does the temperature of the water bath go up or
down?
down
neither
in
Does the piston move in or out?
out
neither
does work
Does the gas mixture do work, or is work done
on it?
work is done on it
neither
How much work is done on (or by) the gas
mixture? Round your answer to 3 significant
||kJ
Transcribed Image Text:A mixtu cylinder has a piston that moves in or out, as necessary, to keep a constant pressure on the mixture of 1 atm. The cylinder is also submerged in a large insulated water bath. (See sketch at right.) gaseous reactants is put into a cylinder, where a chemical reaction turns them into gaseous products. The 1 atm pressure piston cylinder From previous experiments, this chemical reaction is known to release 155. kJ of energy. water bath gases The temperature of the water bath is monitored, and it is determined from this data that 297. kJ of heat flows into the system during the reaction. exothermic Is the reaction exothermic or endothermic? x10 endothermic up Does the temperature of the water bath go up or down? down neither in Does the piston move in or out? out neither does work Does the gas mixture do work, or is work done on it? work is done on it neither How much work is done on (or by) the gas mixture? Round your answer to 3 significant ||kJ
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