Question

( m m ) of ( N a_{2}left(0, . x h_{2} 0 ; frac{7}{0.041 S}=141.414right. )
( 106+(18 x)=141 cdot 414 )
( x=35.414=1.976 )
[
x geq 2
]

# 0.7 g of Na2CO3.XH2O is dissolved in 100 ml water, 20 ml of this solution required 19.8 ml of 0.1N HCI. The value of x is (A) 4 (B) 3 (D) 1 C2

Solution