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Please help me out with these questions please.. Both are in 1 picture:)
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3 votes
Please help me out with these questions please..

Both are in 1 picture:)

Please help me out with these questions please.. Both are in 1 picture:)-example-1
User Monkut
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2 Answers

1 vote
The first Answer is A and the second is B
User Nabbit
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6 votes

Answer:

1. B

2. C

Explanation: The law that the properties of the elements are periodic functions of their atomic numbers. And the second one is, most of the air we breathe is made of oxygen.

User Bor Laze
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