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1. What is the difference between the terms compound and molecule? Use these words in a sentence.

2. Which part of the description of a compound or element refers to its physical properties and which to its chemical properties?

(a) The atomic weight of carbons is 12 amu.

(b) Zinc reacts with hydrochloric acid to produce hydrogen gas.

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Category:- Chemistry
Reference No.:- M91570340

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