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Chemistry, 25.07.2020 08:01 bbb3771

Which of the following reactions shows a chemical change producing a gas? A. H2(g) + O2(g) → H20(1)
B. 2CH2OH() + 302(9) â–º 2002(g) + 4H20(1)
C. NaCl(s) → NaCl(aq)
D. 2AgNO3(aq) + CaBr2(aq) → 2AgBr(s) + Ca(NO3)2(aq)

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