SOLUTION | A | B | C | D | E | F |
---|---|---|---|---|---|---|
Molarity | 0.00 M | 0.15 M | 0.30 M | 0.45 M | 0.60 M | 0.75 M |
(i.e. strength) |
(pure
water) |
(increasingly more concentrated
sodium chloride solutions ->) |
||||
Mass at
start /g |
> 15.1 | > 18.1 | > 23.3 | > 19.2 | > 22.7 | > 13.9 |
Mass at
end /g |
> 15.5 | > 18.2 | > 22.8 | > 18.0 | > 21.1 | > 12.7 |
start : end
ratio |
>0.97 | >0.99 | >1.02 | >1.07 | >1.08 | >1.09 |
start : end
ratio - other benches |
>0.97
>0.98 >0.93 |
>1.00
>0.98 >0.98 |
>1.04
>1.00 >1.00 |
>1.04
>1.09 >1.03 |
>1.04
>1.06 >1.06 |
>1.06
>1.05 >1.05 |
MEAN
VALUE |
>0.94 | >0.99 | >1.015 | >1.06 | >1.05 | >1.06 |