Dcp - Charles' Law

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XXXX Chemistry HLA DCP Raw Data Temperature (±0.5 °C)
30.0 °C 40.0 °C 50.0 °C 60.0 °C 70.0 °C 80.0 °C 90.0 °C

Length of the Bubble (±0.5 mm) Trial 1 (±0.5 mm)
16.1 mm 17.1 mm 18.5 mm 20.5 mm 22.5 mm 23.5 mm 25.0 mm

Trial 2 (±0.5 mm)
16.3 mm 17.0 mm 18.5 mm 20.2 mm 21.6 mm 23.2 mm 24.1 mm

Trial 3 (±0.5 mm)
16.2 mm 17.2 mm 18.5 mm 20.3 mm 21.5 mm 23.1 mm 24.5 mm

Notes • The starting temperature of the 200ml of water for all three trials was 30 °C.

Processed Data
! ! ! ! ! Let T be the trial and a subscript the trial number. ! Averagelength of bubble = (T1 + T2 + T3) ÷ 3 At 30.0 °C ! Averagelength of bubble at 30.0 °C = (16.1 mm + 16.3 mm + 16.2 mm) ÷ 3 ! Averagelength of bubble at 30.0 °C = 16.2 mm

Temperature
30.0 °C 40.0 °C 50.0 °C 60.0 °C 70.0 °C 80.0 °C 90.0 °C

Average Length of Bubble (±0.5 mm)
16.2 mm 17.1 mm 18.5 mm 20.3 mm 21.9 mm 23.3 mm 24.5 mm

Presenting Data

Length of the Bubble (l) with Respect to the Temperature (T) 30

27

24

21

18

15 l/mm

12

y = 0.1456x + 11.52

9

6

3

0

-3 -80 -70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 temperature/

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