How are 0.50 mol Na₂CO₃ and 0.50 M Na₂CO₃ ...

NCERT Class XI Chemistry Some Basic Concepts of Chemistry Solutions

Question : 25 of 36

Marks: +1, -0

How are 0.50 mol

Na_2CO_3

and 0.50 M

Na_2CO_3

different?

Solution:

1 mol

Na_2CO_3

= 2 × 23 + 12 + 3 × 16 = 106

g mol^{–1}

0.50 mol

Na_2CO_3

= 0.50 × 106 = 53 g

0.50 M

Na_2CO_3

solution means that 0.50 moles or 53 g of

Na_2CO_3

are dissolved in 1000 mL of solution.

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