R

Renu Phogat • 1.50K Points
Master Chemistry 

Q. Which sample of matter is a mixture?

  • (A) KBr (S)
  • (B) NaCl (L)
  • (C) K (S)
  • (D) NaCl (Aq)
Correct Answer - Option(D)
Explanation by: Renu Phogat 
Mixtures are combination of two or more substances physically which can be separated in to the original.

Matter can be breakdown into two categories. 
1) Pure substances 
2) Mixtures

Here in the given options, options A, B, C are pure substances as they are indicated as S & L in brackets. Option D) is an aqueous solution, that can be dissolved in water.

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