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kat s
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#1
Report Thread starter 16 years ago
#1
:confused: im sposed 2 hav a draft ready 4 2mora 4 the rate of reaction using marble chips and hydrochloric acid when the size of the chip is changed please help cos i cnt do the scientific prediction x x x
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cobra
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#2
Report 16 years ago
#2
measaure volume of gas produced, moles of gas = vol dm/24
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Pegasus
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#3
Report 16 years ago
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This is quite a common coursework assignment, in other words its been done to death so there's quite a lot of stuff on the internet about it.

Check out http://www.courseworkbank.co.uk/GCSE...s_Of_Reaction/ for ideas.
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