Chemistry

Which of the following processes is endothermic?

a) H2O (g) --> H2O (l)
b) 3O2 (g) + 2CH3OH(g) --> 2CO2(g) + 2H2O(g)
c) H2O (s) --> H2O (l)
d) O2(g) + 2H2(g) --> 2H2O(g)

I a guessing b, since energy has to go into the reaction for water to go from a solid to a liquid.

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  1. I agree EXCEPT that isn't B.

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  2. Yes, I meant answer C.

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  3. Write the symbols of the ions 26protons 23electrons

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