No. of moles of water in 488.6 g of B a C l 2 .2 H 2 O are (molecular weight of B a C l 2 .2 H 2 O = 244.33 ) Options: A . &nbsp 2 moles B . &nbsp 4 moles C . &nbsp 3 moles D . &nbsp 5 moles

Answer: Option B : B No. of moles = W M W 1 mole contains 2 moles of water 2 moles contains 4 moles of water

No. of moles of water in 488.6 g of BaCl2.2H2O are (molecular weight of B

Question -

No. of moles of water in $488.6 g$ of $B a C l_{2} .2 H_{2} O$ are (molecular weight of $B a C l_{2} .2 H_{2} O = 244.33$ )

Options:

A . 2 moles

B . 4 moles

C . 3 moles

D . 5 moles

Answer: Option B
:
B

No. of moles = $\frac{W}{M W}$

1 mole contains 2 moles of water

2 moles contains 4 moles of water

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