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  • Stage 1

    Answer 4 questions correctly in a row.

The graph below shows the solubility of nine different solutes in grams per 100 grams of water
(
H
2
O
)
between
0
C
and
100
C
.
Every point along a solute's solubility curve represents a saturated solution.
Luther adds 72 grams of potassium iodide
(
K
I
)
into 50 grams of
H
2
O
at
10
C
.
He stirs the mixture until no more
K
I
dissolves in the water, producing a saturated solution. Approximately what mass of
K
I
remains undissolved?
Write your answer as a whole number. Round if necessary.
g
r
a
m
s
ref_doc_title.

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