1.

Which will make basic buffer?

Answer»

`50 ML` of `0.1M" "NaOH+25mL` of `0.1M" "CH_3 COOH`
`100 mL` of `0.1M" " CH_3 COOH+100 mL` of `0.1M" " NH_4 OH`
`100 mL` of `0.1M"" HCI+200 mL` of `0.1 M" " NH_4 OH`
`100 mL` of `0.1M"" HCI+100 mL` of `0.1M"" NaOH`

ANSWER :C


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