Question

↪QUESTION:• How many mole of proton weight 20mm.

Answer 1

hey mate that 20 mm is not correct
correct one is
The mass of 1 proton is same as the mass of 1 Hydrogen atom.
One mole of hydrogen atom weighs 1 gm.
Or, 1 mole of proton will weigh 1 gm.
Therefore, 200 moles of proton will weigh 200gm.

Answer 2

Heya....

See here for your answer....

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The mass of one proton is same as as the mass of one hydrogen atom..
That is,,, 1 gram...

So,, one mole of proton will be have ...

1 gram mass...

And, 20*1 = 20 gram....(not mm)

So,, 20 mole have the required mass...

-- Be Brainly...