Malookaabusoufeh Malookaabusoufeh

28-12-2021
Chemistry

contestada

How many moles does 205 g of helium,He, contain ?

Respuesta :

sainttropezwalter sainttropezwalter

28-12-2021

Answer:

4.002602

Explanation:

Seems Am Converting Between Grams Helium And Mole.

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Аноним Аноним

28-12-2021

No. of moles = mass / relative molecular mass
n = m / Mr
n = 205 g / 4 g/mol
n = 51.25 mol

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