Section
Fill in the blanks:
7. Atomic number of sodium is
8. Valency of oxygen is
9. Molecular mass of H2O is
10.Aotion and reaction are equal and
11. The friction force arises between two surfaces are in
please help me it's argent to do
Answers
Answered by
2
Answer:
atomic no. of sodium is 11
valency of oxygen is 2
Answered by
1
Answer:
7.11
8.2
9.(1.01)2+16.00
=18.02
10.opposite
11.heating
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