Salma Ahmed
English Lit. GCSE Student
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The aim of this investigation is to find which of the hydrated salts is best at providing water and to justify the choice made.
- Words:
- 1272
- Submitted:
- Wed Aug 27 2003
Have a little read: ... Aim: The aim of this investigation is to find which of the hydrated salts is best at providing water and to justify the choice made. Key factors: * The variable that I will change will be the salt that I use in my experiment * The variable that will change will be the weight of salt after hydration and the amount of water lost when each salt is heated. Other factors: * Not over heating salt: I should not over heat the salt as it may start to decompose the salt. I will observe when to stop heating my salt i.e when all the water has evaporated. * Temperature of water: when I am rehydrating the salts I will need to make sure that each 10ml of tap water I use is the same temperature if it is not this will create unfair results. To check that it is all the same I will take
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