Question

A solution of calcium hydroxide was placed in two test tubes. A solution of a substance X was added to the first tube which led to the formation of an insoluble base. A solution of a weak electrolyte was added to the second tube which led to the formation of a precipitate. Of the following substances, decide which substances are X and Y.

Set order for 2 correct answers

a). copper chloride(II)

b). calcium fluoride

c). potassium hydrocarbonate

d). potassium phosphate

e). hydrofluoric acid​

Answer 1

Answer:

copper chloride

PLEASE MARK ME AS BRAINLIEST AND FOLLOW ME

Answer 2

Answer:

X= hydrofluoric acid

Y= potassium hydrocarbonate