Question

calculate molecular mass of
1 c2 h2
2 s8
3 p4
4 hno3

Answer 1

Answer:

C2H2 = 12×2 + 1×2 = 26g

S8 = 8× 32 =256g

P4 = 4× 31 = 124 g

HNO3 = 1 +14 +48 = 63g

Answer 2

Answer:

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