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i need to hand in coursework tommorow please help and if possible could you also mention the site you got the information of please and thanks

2007-10-29 06:07:43 · 2 answers · asked by ebrahim m 2 in Science & Mathematics Chemistry

2 answers

Human error.

(i.e. the ability or otherwise to take valid measurements, even when using the correct instruments)

Changes in the experimental environment (eg. atmospheric temp, pressure) outside the notice or control of the users.

2007-10-31 05:44:06 · answer #1 · answered by Steve B 7 · 0 0

As gas is compressible then it is notoriously difficult to accurately measure its amount.

2007-10-29 22:32:16 · answer #2 · answered by oldhombre 6 · 0 0

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