Question

state your observations when 0.5 g of na2co3 is taken ina test tube and added to a solution of 2ml of dilute Hcl . how do you confirm your observations​

Answer 1

Explanation:

On adding dilute HCl to Na

2

CO

3

taken in a clean and dry test tube, a brisk effervescence will be observed due to the evolution of CO

2

gas.

2HCl+Na

2

CO

3

+H

2

O+CO

2

Answer 2

Answer:

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