How many molecules are present in one in...

How many molecules are present in one in one gram of hydrogen?

A

`6.022 xx 10^(23)`

B

`6.022 xx 10^(22)`

C

`3.01 xx 10^(23)`

D

`3.0125 xx 10^(-12)`

Text Solution

Verified by Experts

The correct Answer is:

C

2 g of `H_(2) = 6.022 xx 10^(23)`
1 g of `H_(1) = 1.2 xx 6.022 xx 10^(23)`
`=3.011 xx 10^(23)` molecules

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Knowledge Check

How many molecules are present in one gram of hydrogen gas?

A

`6xx10^(23)`

B

`3xx10^(23)`

C

`2.5xx10^(23)`

D

`1.5xx10^(23)`

How many molecules are present in one gram of hydrogen?

A

`6.023 xx 10^(23)`

B

`6.023 xx 10^(22)`

C

`3.0125 xx 10^(23)`

D

`3.0125 xx 10^(-12)`

How many molecules are present in 1g of hydrogen gas?

A

`5.301xx10^(23)`

B

`6.346xx10^(23)`

C

`4.346xx10^(22)`

D

`3.01xx10^(23)`

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