A chemist measures the enthalpy change AH during the following reaction: 2 Al(OH),(s)→Al,0,(s) + 3H,0(1) AH=41. kJ Use this information to complete the table below. Round each of your answers to the nearest kJ/mol. reaction ΔΗ 3Al,0,(s) + 9H,0(1) 6AI(OH), (s) ? Al,0,(s) + 3H,0() 2A1 (OH), (s) AI(OH),6) - A,0,0) + ,00) 1 ZAl,0,(s) + H,0(1)

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A chemist measures the enthalpy change AH during the following reaction:
2 Al(OH),(s)-Al,0,(s) + 3H,0(1)
AH=41. kJ
Use this information to complete the table below. Round each of your answers to the nearest kJ/mol.
reaction
ΔΗ
3AI,0,(s) + 9H,0()
6Al(OH),(s)
Al,0,(s) + 3H,0()
2Al (OH), (s)
Al(OH),(6) - Al,0,(0) + ,00
1
Al,0,(5) + H,0()
O kJ
Explanation
Check
2021 McGra
M B
Transcribed Image Text:A chemist measures the enthalpy change AH during the following reaction: 2 Al(OH),(s)-Al,0,(s) + 3H,0(1) AH=41. kJ Use this information to complete the table below. Round each of your answers to the nearest kJ/mol. reaction ΔΗ 3AI,0,(s) + 9H,0() 6Al(OH),(s) Al,0,(s) + 3H,0() 2Al (OH), (s) Al(OH),(6) - Al,0,(0) + ,00 1 Al,0,(5) + H,0() O kJ Explanation Check 2021 McGra M B
Expert Solution
Step 1

Enthalpy change (∆H) of a reaction changes as the thermochemical equation changes in the following ways

1. If the chemical equation is reversed then sign of ∆H is reversed .

2. If chemical equation is multiplied with a number then ∆H is also multiplied with same number 

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