Question

which of the following is a reaction of dilute hydrochloric acid?
a. ammonium chloride reacts to give ammonia
b. calcium carbonate reacts to give carbondioxide
c. copper reacts to give hydrogen
d. universal indicator paper turns blue ​

Answer 1

Answer:

b. Calcium Carbonate reacts to give CO2

Answer 2

Answer:

option b is correct because it is the property of acid to react with carbonates and bicarbonates to give CO2 gas

it also the property of acids to react with metals to give hydrogen gas but copper being a low reactive metal doesn't react with hcl to give hydrogen gas

Explanation:

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