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leonid [27]
3 years ago
9

He dissolution of gases in water is virtually always exothermic because __________. a gases react exothermically with water b th

e exothermic step in the solution-formation process is unnecessary c neither of the two endothermic steps in the solution-formation process is necessary d all three steps in the solution-formation process are exothermic e one of the two endothermic steps (separation of solute particles) in the solution-formation process is unnecessary
Chemistry
1 answer:
lara [203]3 years ago
5 0
Do you have a picture of where you go this question from?
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6 0
3 years ago
How US is the most developed country?
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42. Proton and electuron.
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7 0
3 years ago
Identify the atomic orbitals in the C-C sigma bond in ethyne (acetylene HC-triplebond-CH)
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A sigma bond is formed  when a hybrid orbital sp overlaps with another hybrid orbital or with s- or  p- orbital

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C    | ⇅ |     |↑ | ↑

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At the excited state, we have:

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How many litres of 15% (mass/ volume) copper sulphate solution
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