Chemistry
Chemistry, 13.10.2020 19:01, mikurrjurdan

Which of the following reactions shows a chemical change producing a gas? A. 2CH2OH(1) + 302(9) ► 2002(g) + 4H2O()
B. H2(g) + O2(g) → H20(1)
C. NaCl(s) - NaCl(aq)
D. 2AgNO3(aq) + CaBr2(aq) → 2AgBr(s) + Ca(NO3)2(aq)

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