Homework 3 - Chapter 5 - Thermochemistry Consider the reactions below: A2+2 C₂2 AC₂ A2+3 B22 AB3 2 B2+ C2 2 B₂C AH-150 kJ/mol AH-270 kJ/mol AH-280 kJ/mol Determine the enthalpy change for the following reaction using the information above. 4 AB3 +7C26 B₂C +4 AC2 AH: -480 Attempt: 4 (saved 2 minutes ago) 4444 7/11 tasks atten kJ/mol SAVE RESPONSE together to form the

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