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Unit 4: Scientific Practical Techniques

BTEC Extended Diploma in Applied Science Level 3 is a long course with my help you wouldn't have to suffer the pain doing the work

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UNIT 4 M3

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Task 2: (M3) • Justify the use of these instruments and sensor. • Give a reason for why each was a suitable choice in terms of accuracy and precision.

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Summary UNIT 4 P4

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1. Carry out quantitative analysis on a sample of brass provided by using colorimetry and titration. You are also required to explain the function of each type of equipment and sensor used. ...

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Summary UNIT 4 P1

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Quantitative Analysis 1. Sodium hydrogen carbonate can be used to treat acid indigestion and in cooking it is known as baking soda. As an analytical chemist, you are to analyse a sample of sodium hydrogencarbonate for its purity using a method provided (see Additional Guidance). ...

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Summary UNIT 4 M1

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Quantitative Analysis 1. Write a report to state and explain what you have done to ensure that the results obtained for Task 1 are as accurate as possible. ...

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Summary UNIT 4 D1

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• You are required to critically evaluate what was done in the practical. • Procedural errors and measurement errors will need to be identified. • Give workable suggestions on improvements which would minimise the each of the errors suggested and in reducing the maximum percentage error. • U...

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Summary UNIT 4 P2 & P3

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P2 Demonstrate use of scientific techniques to separate substances. P3 Estimate the purity of samples using scientific techniques.

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Summary UNIT 4 M2

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M2 Describe the factors that influence purity

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Summary UNIT 4 D2

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D2 Evaluate the accuracy of the methods used to estimate the purity of the samples.

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Summary UNIT 4 D3

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Evaluate the accuracy of the measurements taken.

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