1.

At a given temperature, oxygen molecules will have the speed that is, in comparison to speed of hydrogen molecules

Answer»

the same
four times
one-fourth
one-sixteenth.

Solution :`( r ( O_(2)))/( r ( H_(2))) = sqrt((2)/( 32))`
`:.( r ( O_(2)))/( r( H_(2))) = ( 1)/( 4) `


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