7.
Which of the following materials fall in the category of a "pure
substance"?
(a) Ice
(b) Milk
(c) Iron
(d) Hydrochloric acid
(e) Calcium oxide
(f) Mercury
Brick
(h) Wood
(i) Air.
what's this ans
Answers
Answered by
7
Answer:
Ice MILK IRON WOOD
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Answered by
1
Answer:
Ice,milk,iron, HCl, calcium oxide,mercury
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