At the start of the experiment substance is measured to be 70°C, and by the end of the experiment its temperature is measured as
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2.
3.
4.
This fraction is
5.
6.
7.
8.
9.
from 8.45am to 12.45pm - 4 hours
I earn
10.
48 minutes = 1 hour - 12 min
21.15 - 1 hour = 20.15
20.15 + 12 min = 20.27
11.
12.
I get up at 6.45am
13.
14.
15.
3.
4.
This fraction is
5.
6.
7.
8.
9.
from 8.45am to 12.45pm - 4 hours
I earn
10.
48 minutes = 1 hour - 12 min
21.15 - 1 hour = 20.15
20.15 + 12 min = 20.27
11.
12.
I get up at 6.45am
13.
14.
15.