Which one of the following is a double-displacement reaction?
A. Zn (s) + 2HCl (aq) - H2 (g) +...
Chemistry, 13.04.2020 22:23 Yasminl52899
Which one of the following is a double-displacement reaction?
A. Zn (s) + 2HCl (aq) - H2 (g) + ZnCl2 (s)
B. Ba(OH)2 (aq) + 2HClO4 (aq) - Ba(ClO4)2 (aq) + 2H20 (1)
C. 2503 (g) - 2502 (g) + 02 (g)
D. K2CO3 (s) - K20 (s) + CO2 (g)
Answers: 3
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