Question

calculate the no. of moles present in 100g if sodium​

Answer 1

Answer:

No. of moles of Na=1OOg

molar mass " " = 23 g/mol

No. of moles=given mass/molar mass

= 100/23=4.35 mol

Answer 2

Answer:

Explanation:

Given:

Weight of SODIUM = 100g

To find:

Number of moles in SODIUM = ?

Formula to be used:

Number of moles =$GIVEN MASS / MOLAR MASS$

Calculation:

The molar mass of the given element SODIUM is 23g

∴ Number of moles =  100/23

Number of moles =  4.34

Conclusion:

4.34moles are there in 100g of SODIUM.

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