question archive Of these gases, which has the fastest-moving molecules (on average) at a given temperature? *HBr *NO2 *C2H6 *They all have the same average speed

Of these gases, which has the fastest-moving molecules (on average) at a given temperature? *HBr *NO2 *C2H6 *They all have the same average speed

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Of these gases, which has the fastest-moving molecules (on average) at a given temperature?

*HBr

*NO2

*C2H6

*They all have the same average speed.

 

Which gas molecules have the highest average kinetic energy at a given temperature?

Same as above.

*HBr

*NO2

*C2H6

*They all have the same average speed.

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