Science, asked by Aliraja7860123, 1 day ago

Calculate the molecular mass

a. PCl5
b. K2S

[ Given: Atomic mass of P = 31u, Cl = 35.5u, K = 39U, S = 32U] ​

Answers

Answered by ksatyam3661
0

Answer:

Formula unit mass of ZnO=(Atomic mass of Zn)+(Atomic mass of O)

=(65+16)u =81u

Formula unit mass of Na

2

O=(2×23)+16

=62u

Formula unit mass of K

2

CO

3

=(2×39)+12+(3×16)

=138u

Explanation:

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Answered by chandanisingh1511
1

this is answer hope its help you

but not sure

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