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As Defined in the Text,identify the "Gas Evolution" Reactions Among

Question 80

Multiple Choice

As defined in the text,identify the "gas evolution" reactions among the following: 1.2HCl(aq) + K2CO3(aq) → H2O(l) + CO2(g) + 2KCl(aq)
2.CH4(g) + 2O2(g) → CO2(g) + 2H2O(l)
3.2HCl(aq) + K2S(aq) → H2S(g) + 2KCl(aq)


A) 1 and 2 only
B) 1 and 3 only
C) 2 and 3 only
D) All of 1,2,and 3
E) None of 1,2,and 3

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