Science, asked by hbr43581, 3 months ago

Which of the following is a combination reaction
a) Ca(OH)2 + Ca2 - CaCO3 + H2O
b) NH3 + H2O - NH4OH
c) 2H2 + O2 - 2H2O
d) 2NH3 + H2SO4 - (NH3)2SO4

Answers

Answered by yashitsdarkino

1

Answer:

c

Explanation:

because 2H2 combines with 2O2 to give 2 molecules of water that is H2O

Answered by singhadityaanita

1

Answer:

c is the answer hope these help you please mark me as brain list

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