in gas chromatography what is the stationary phase
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Card 19
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what does a peak in a gas chromatogram stand for?
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Card 20
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and independant variable is
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Card 21
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a dpendent variable is
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Card 22
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a controlled variable
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Card 23
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what is biodegradable
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Card 24
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6 marks questions in tests require 5 points 1- dependent variable 2- repeated thing 3-controlled variables 4-independent variables 5- a range for example doing experiments at 20*c 30*c 40*c and 50*c try for a range of 5
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Card 25
Front
what is the term used to describe anything made from natural or organic material
