Chemistry, asked by dragzityjr, 1 day ago

2 2 Calculate unit formula of Hydrated sodium carbonate [Na² CO³.10H²0] (Na = 23, c=12,O=16,H=1) ans plz​

Answers

Answered by vshankar394
0

Answer:

Formula unit mass of Na

2

CO

3

= 2×atomic mass of Na+1×atomic mass of C+3×atomic mass of O

=2×22.98+1×12.01+3×16

=105.97u

Formula unit mass of 10H

2

O=10×atomic mass of H

2

O

=10×18.02

=180.02u

Formula unit mass of Na

2

CO

3

.10H

2

O=105.97+180.02

=285.99u

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