1.

Calculate the equivalent mass of barium hydroxide.

Answer»

Solution :Barium hydroxide = `Ba(OH)_(2)`
MOLECULAR MASS of `Ba(OH)_(2) = 137 + (16xx2)+(1xx2)`
=`171.0 g/mol`
ACIDITY = 2
Equivalent mass of Ba(OH) = `("Molecular mass")/("Acidity")`
`171.0/2`
85.5


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