Science, asked by mansijoshi7709, 1 year ago

Why sugar is pure substance and milk is not?

Answers

Answered by Deekshii1
1
heya folk !!!

pure substance is a substance in which all particles that make up the substance are identical

sugar is a pure substance as all sugar crysrals are identical , and have same taste . no matter which part we take for examination . all particles are identical . so it is pure substance

No, it is not a pure substance.

Reason

Becuase a pure substance is a homogeneous material which contains particles of only one kind and has a definite set of properties. So it is a mixture.


milk is not pure substance because it is primarily made up of water and it also consists of fats and proteins . it appears to be homogenous mixture . but it is collidal as it easily scatters beam of light . moreover pure substances don't scatter light but milk scatters it . so it is not pure substances
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