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Some Physical Properties of Nitric Add Solutions.
101
Curve II. Results at the three temperatures from 28 to 42 per cent,
with intersection of lines at about 33 per cent. ; in the lowest curve
the results slightly above and below 33 per cent, are represented on a
short cross line.
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690 680
670 660
650
640
63O
JL
$680 570 560
550 540 5SO 520 510
28 23 30
Percentages.