1.

KF combines with HF to form KHF_(2). The compound contains the species

Answer»

`K^(+) ,F^(-)and H^(+)`
`K^(+) ,F^(-)and HF `
`K^(+) and[HF_(2)]^(-1)`
`[KHF]^(+) and F^(-)`

Answer :C


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