We know,

For given reaction, 

For , 2.41 moles of
:

We know :

Hence, this is the required solution.
C.
Evaporation
Condensation
Precipitation
subatomic particles are measured using amu (atomic mass unit)
<em>hope this helps!</em>
<em>have a great day :)</em>
Gold has a very high density of about 19.32g/cm^3 while Aluminum has a low density of 2.7 gm/cm^3 which means gold can pack more amount of matter in a comparatively small space as compared to Aluminum.