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Chemistry Unit 6B 15.05.2013!! June 2013

oh noooo i wrote burette because the volumes had to be accurate. precision never came across my mind. now i remember - the values were given to 1 dp. :(
- pineapplelynn7
- Post #51
- May 16, 2013
- Forum: A-Levels
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who did the bio p6b edexcel 0n 14 may.tues.?

1. the null hypothesis is there is no significant difference between the no. of earthworms and type of ploughing methods. 2. accept the null hypothesis. 3. 8 for field A and 7 for field B i think.
- pineapplelynn7
- Post #2
- May 15, 2013
- Forum: A-Levels
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Unit 3B Chemistry :) How was the exams? Comment here :P

hey guys, did the calcium carbonate question ask for its name or formula?
- pineapplelynn7
- Post #151
- May 9, 2013
- Forum: A-Levels

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