GCSE: Science
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- Word count:
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- Marked by Teachers essays 399
- Peer Reviewed essays 263
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Osmosis in Potatoes Lab. At which concentration of sucrose in water (% mass by sucrose) will the potato core be isotonic, meaning that there is no movement of water in or out of the potato core?
5 star(s)- Word count: 2498
- Submitted: 07/03/2012
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Marked by teacher:
Adam Roberts 20/05/2013
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Embryo Screening. The embryo screening, also referred as PGD (preimplantation genetic diagnosis), is a procedure tested on an embryo to identify any unwanted diseases that is found in the genes of the embryo.
5 star(s)- Word count: 1722
- Submitted: 10/02/2012
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Marked by teacher:
Adam Roberts 16/02/2013
- Awarding body: Not known/Not applicable
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Identifying an Ionic Compound. Objectives: To learn and test for metal ions and non-metal ions and then apply them to discover the identity of an unknown ionically bonded substance
5 star(s)- Word count: 3128
- Submitted: 23/01/2012
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Marked by teacher:
Brady Smith 08/05/2012
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Biology Revision notes - Human Biology
5 star(s)- Word count: 8676
- Submitted: 24/12/2011
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Marked by teacher:
Louise Star 09/04/2013
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Testing the biochemicals present in apple and green bean using specific chemical tests.
5 star(s)- Word count: 1530
- Submitted: 13/11/2011
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Marked by teacher:
Adam Roberts 26/04/2013
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Should the MMR vaccination be made compulsory in the UK?
5 star(s)- Word count: 4193
- Submitted: 27/10/2011
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Marked by teacher:
Louise Star 21/06/2013
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Chem MC analysis. In which of the following cases may it obtain a complete neutralization? (1)25.0 cm3 of 0.120 M sulphuric acid and 50cm3of 0.120M sodium hydroxide solution (2)50.cm3 of 0.5 M Sodium hydroxide and 0.025 moles of aqueous ammonium chlorid
5 star(s)- Word count: 1166
- Submitted: 20/09/2011
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Marked by teacher:
Adam Roberts 14/10/2013
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Research question - Is using dogs for work ethical?
5 star(s)- Word count: 5714
- Submitted: 28/05/2011
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Marked by teacher:
Adam Roberts 30/07/2013
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Artificial Cardiac Pacemakers
5 star(s)- Word count: 3972
- Submitted: 19/05/2011
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Marked by teacher:
Kerry jackson 19/02/2012
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Biology lab - transpiration
5 star(s)- Word count: 1729
- Submitted: 01/05/2011
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Marked by teacher:
Louise Star 09/04/2013