Chemistry, asked by Anonymous, 6 months ago

During the chemical reaction between dilute hydrochloric acid and zinc metal , a gas is evolved . How the presence of the gas can be determined ?​

Answers

Answered by Rupesh116
6

Answer:

The metal zinc readily reacts with hydrochloric acid to produce hydrogen gas (H2) and zincchloride (ZnCl2). ... The zinc reactionproduces the heat and hence has the negative enthalpy.

Answered by Anonymous
5

Answer:

hydrogen gas envolved during reaction it can bhe determine by poping up of a lighted stick when brought near test tube

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