1.

Which of the following can explain law of reciprocal proportions?

Answer»

`H_(2)O,CH_(4),CO_(2)`
`CO,CO_(2),C_(3)O_(2)`
`HF,CF_(4),CH_(4)`
`N_(2)O,NO_(2),N_(2)O_(4)`

SOLUTION :Reciprocal proportios
IMPLIES 3 ELEMENTS mutually combining.


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