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Given these reactions, X(s) +1/2 O2(g) --> XO(s) H=-639.7 XCO3(s) --> XO(s)+CO2(g) H=+349.7 What is H(rxn) for this reaction? X(s)+1/2 O2(g)+CO2(g) --> XCO3(s)

Given these reactions, X(s) +1/2 O2(g) --> XO(s) H=-639.7 XCO3(s) --> XO(s)+CO2(g) H=+349.7 What is H(rxn) for this reaction? X(s)+1/2 O2(g)+CO2(g) --> XCO3(s)
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Given these reactions,

X(s) +1/2 O2(g) --> XO(s)

H=-639.7
XCO3(s) --> XO(s)+CO2(g)
H=+349.7
What is H(rxn) for this reaction?

X(s)+1/2 O2(g)+CO2(g) --> XCO3(s)

asked
User SHUBHASIS MAHATA
by
7.9k points

1 Answer

0 votes

Answer:

-805.8kJ

Step-by-step explanation:

answered
User Fofik
by
7.6k points
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