Boyle's law report (DCP, CE)

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Boyle's Law Lab

Aim: To investigate the relationship between Volume and Pressure of a fixed amount of gas

Variables:

Dependent variable

Pressure of the gas

Independent variable

Volume of the gas

Controlled variables

Number of moles of gas

Data collection

Fixed amount of gas is 25ml = ± 1ml at 102 kPa (room pressure)

Raw Data

Volume of the gas/ ml ± 1ml

Pressure of the gas/ kPa ± 1 kPa

Average pressure of the gas / kPa

Random uncertainty of Pressure of gas ± kPa

1st trial

2nd

3rd

4th

5th

10

218

219

216

220

218

218

2.0

15

171

172

170

171

174

172

2.0

20

128

130

129

128

129

129

1.0

25

102

101

103

102

102

102

1.0

30

86

85

86

83

84

85

1.5

35

74