Chemistry, asked by yadavvarun408, 1 year ago

Which of the following are pure substance -
Ice , milk, calcium oxide , air

Sanramkar: ice as it contains only water in it.

yadavvarun408: Why

Sanramkar: because it contains only h2o

Sanramkar: my answer might be wrong.

Sanramkar: you can follow the first answer

Answers

Answered by sanray23

0

Answer-

Calcium Oxide

Explanation-

Ice is a heterogeneous mixture. Air is a mixture of gases like Nitrogen, Oxygen etc. and Milk is a mixture (heterogeneous mixture as it is a colloid) because it has water, sugar and protein in it. Calcium oxide is a pure substance as it has a definite composition.

Answered by CuteRoshan

0

hey mate here ur answer

PURE SUBSTANCE:::
ice and calcium oxide

I hope it's will help you

please mark me as Brian list

CuteRoshan: hmm

CuteRoshan: yes but they contain particle of only one kind of matter

CuteRoshan: ya

Sanramkar: you understood?

CuteRoshan: hmm

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