Molar mass of A l 2 (S O 4 ) 3 = 342.15 g/mol
7.2g/ 342.15 g/mol
you can get number of moles.
then multiply that by12
The oxidation number of S in H2SO is +0.
The oxidation number of O in H2SO is -2.
The oxidation number of H in H2SO is +1
For the Lewis diagram of the cyanide ion, a
figure is shown.<span>
There are 3 pairs of bonding electrons. There is a
one lone pair each for the carbon and the nitrogen atoms.</span>
<span>I hope I was able to answer your question. Thank
you!</span>
Answer:
Look them up.
Explanation:
sulphate is SO4 (2-)
Sufide is S(-1)
Sulfite - look it up - there are several more right there you may need.
Answer:
B.condensation
Explanation:
water which collects as droplets on a cold surface when humid air is in contact with it.
