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For the reaction (hydrochloric acid + magnesium -> magnesium chloride + hydrogen) what would happen to the rate of reaction if the solid magnesium was cut into smaller pieces? Explain the change (4)

By cutting the solid magnesium into smaller pieces you are increasing the surface area and also making a larger surface area to volume ration. Increasing the surface area increases the rate of reaction as th...
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Answered by Abigail R. • Chemistry tutor
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What type of compound is CH3COOH? Circle the correct answer. A) Alkene B) Carboxylic acid C) Alcohol D) Ketone

The correct answe gere is B) Carboxylic acidCH3COOH( ethanoic acid, or also cale acetic acid) is a carboxylic acid. This could be justified by the presence of -COOH(carboxylic functional group) in the struct...
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Answered by Stefan M. • Chemistry tutor
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How does paper chromatography work?

Paper chromatography is a technique used to separate coloured chemicals, such as a mixture of inks and dyes. A spot of the mixture to be analysed is spotted onto the bottom of a thin piece of chromatography ...
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Answered by Adam G. • Chemistry tutor
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What are the effects of pressure changes for a system in equilibrium.

An increase in pressure will cause the equilibrium to shift towards the side with the smaller number of molecules. A decrease in pressure causes the equilibrium to shift towards the side with larger number o...
TD
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Explain how electrons are arranged.

Electrons occupy energy levels/shells. Electrons occupy the lowest level (first one from the nucleus) first which can occupy a maximum of 2 electrons. After the first level, electrons fill up the other shell...
TD
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