Question

tell me the answer for both question please​

Answer 1

Answer:

a. All matter consists of indivisible particles called atoms. Atoms of the same element ar

e similar in shape and mass, but differ from the atoms of other elements. Atoms cannot be created or destroyed. Atoms of different elements may combine with each other in a fixed, simple, whole number ratios to form compound atoms.

b. a. ca2 b. AlCl3

Explanation:

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