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1. I need information on the question: 'How does the temperature of a gas affect its volume?' for my practise coursework. Can you help?

2. Which 20th century British female scientist developed carbon fibres and the use of x-rays to study the structure of the molecules such as DNA?

3. Which 20th century British female scientist developed carbon fibres and the use of x-rays to study the structure of the molecules such as DNA?

4. how does an increase in current during electrolysis using copper electrodes and copper sulphate increase the amount of copper deposited at the cathode? And does temperature affect it? Thanks

5. how does an increase in current during electrolysis using copper electrodes and copper sulphate increase the amount of copper deposited at the cathode? And does temperature affect it? Thanks

6. Estimate how many particles there are in 200ml of water.

7. What two pieces of apparatus are used to measure the volumes of solutions in a titration? Thanks.

8. What is 'proof spirit' and how did the gunpowder test work?

9. I've been asked to say whether science is good or bad based upon fritz haber's work in fertlisers but don't know what to do?

10. What do you need to do for a very good investigation such as prediction (what else?)? What do you need to write in the scientific explanation? And what do you write after you have your results and graphs?

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