Chemistry, asked by bangtanssonyondan, 9 hours ago

an acid. 3) Which goes is evolved, cubes bydrochlou's auid is added in first test tube containing small pieces of and then in second test tube containing marble zinc granulest 3 the is first tube, le is second test tube 6) Clein Jetst test tube, Ho in second test tube ② Or in first test tube ch in second test tube Ich in first test tube CO2 in second test tube. d.​

Answers

Answered by kumarvimlesh1977
1

Answer:

3) When hydrochloric acid is added to zinc granules, the reaction takes place as:

Zn+HCl -----> ZnCl2 + H2

And the gas evolves is hydrogen and in second test tube hydrochloric acid is added to lead ,the reaction takes place as:

Pb+HCl ------> PbCl2 + H2 .

Answered by xxMrgoodboyxx
2

Answer:

we use methyl orange and phenolphthalein to determine end points of acid-base titration.

Explanation:

batao kon sa hai

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