Cu (s) + ½ O2 (g) → CuO (s) CuO(s) + Cu(s) → Cu2O(s) ΔH = -22 kJ/mol

2CuO(s) → Cu2O(s) + ½ O2(g) ΔH = +115 kJ/mol

Ithe undersigned only for use your own email and delete any and copies and of the itself and to be there is a good timewhat does a decrease in temperature indicate about the molecules in a sample of liquid water? decreased chemical energy of the moleculesdecreased kinetic energy of the moleculesincreased chemical energy of the moleculesincreased kinetic energy of the moleculeshow does a sample of helium at 15 â°c compare to a sample of helium at 215 k? the helium at 15 â°c has a higher average kinetic energy than the sample at 215 k.the helium at 15 â°c has lower nuclear energy than the sample at 215 k.the helium at 15 â°c has slower-moving atoms than the sample at 215 k.the helium at 15 â°c has smaller atoms than the sample at 215 k.

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The breaking apart of glucose, which involves spontaneous reactions