Question

6.Number of moles of water present in 180g of H,O will be
b) 10
c) 15
d) 18​

Answer 1

Answer: b 10 moles..

Gram molecular mass =18 gm

Given mass=180gm

Moles = given mass/gram molecular mass

=180/18

=10 moles

Thank you....

Explanation:

Answer 2

Answer:

The number of moles present will be 10 moles.

Explanation:

The given mass of water is 180g

The actual formula mass of H2O is = 1 *2 + 16 = 18g.

The number of moles present - given mass / actual mass

                                                   -  180/18 = 10 moles.

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