You visited us 3 times! Enjoying our articles? Unlock Full Access!

Molecular Speeds - Vrms, Vavg, Vmps

Number of mol...

Question

Number of molecules and atom in 54 gm H2O

Open in App

Solution

No. of moles = wt/GMwt =54/18 = 3

No. of molecules = 3 x Avagadro no. =3 mol x 6.022 x 10²³mol^-1=18.066 x 10²³

No. of atoms = 3 x18.066 x 10²³ = 54.198 x10^{23

Regards}

Suggest Corrections

Similar questions

A u

1

A u

H_{2} O

H_{2} O

0.05

A u

197

H_{2} O

S O_{2}

C O_{2}

S O_{2}

C O_{2}

What is the mass of 4.82 x $10^{25}$ molecules of $H_{2} O$ in grams?

M

M_{2} O + H_{2} O \to x M_{2} O_{2} + H_{2} O \to x + y M O_{2} + H_{2} O \to x + y + z

x, y, z

Join BYJU'S Learning Program