I think it’s the third option but I’m not entirely sure
Salt water is considered to be a solution
To answer this lets first see how much 1 kg is equal to in cg.
1 kg = 100000 cg
Now lets multiply:-
100000 × 1.7 = <span>170000
</span>
So, 1.7 kg = <span>170000 cg
</span>
Hope I helped ya!!!
Location = nucleus ,
and you can see the total charge on the number that written below the substance, which would be 28+
hope this helps