siham54
contestada

110 A common liquid contains 11.19% hydrogen
and 88.81% oxygen by mass.
a) Calculate the number of moles of hydro-
gen atoms and oxygen atoms in 100.0 g of
this liquid.

Respuesta :

astonishinglycool

Explanation:

number of moles =

[tex] \frac{given \: mass}{molar \: mass} [/tex]

thus, number of moles of hydrogen= 11.91/1

=> 11.91

number of moles of oxygen= 88.81/32 = 2.77

=> 2.77

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