Given: P4(s) + 3 O2(g) --> P406(s) ?H = -1640.1 kJ P4(s)+ 5 O2(g)--> P4O10(s). ?H=-2940.1...

Question

Question

Given: P4(s) + 3 O2(g) --> P406(s) ?H = -1640.1 kJ

P4(s)+ 5 O2(g)--> P4O10(s). ?H=-2940.1 kJ

Use Hess Law to calculate the ?H for P4O6(s) + 2O2(g)-->P4O10(s)

Answer 1

Answer #1

According to Hesss Law chemical equations can be treated as algebric equations Given Pulss + 302 18) - Pu (s) + 5018 - PqOG

Answer 2

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