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Is breaking bonds endothermic or exothermic?

A quick way to remember this is BENDO MEX: B reaking bonds is ENDO thermic = +ve enthalpy change M aking bonds is EX othermic = -ve enthalpy change
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Answered by Laura S. • Chemistry tutor
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What is the diRfference between Oxidation and Reduction?

An easy way to remember the difference between Oxidation and Reduction is OIL RIG: O xidation I s L oss (of electrons) R eduction I s G ain (of electrons) Oxidation involves the gain of electrons (or oxygen)...
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Answered by Laura S. • Chemistry tutor
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What are the differences between Carbohydrates and Lipids?

Carbohydrates - 17 kJ of energy per gram - Disaccharides = highly soluble. Polysaccharides = insoluble - Less metabolic water produced - Stored as STARCH in plants and GLYCOGEN in animals - Monomer = Glucose...
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Answered by Laura S. • Biology tutor
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What was the most important cause of the Cold War?

When writing an essay where you have to say which is the main cause of the CW, it doesn't really matter which you choose, as long as you can explain clearly and confidently why you think that cause is the mo...
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Answered by Laura S. • History tutor
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Age is Fundamental in understanding internal migration - Discuss with reference to academic material.

Age is fundamental in understanding internal migration: discuss with reference to academic material. Internal migration is the migration of people within a nation's borders; and age is undoubtedly an importa...
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Answered by Sam S. • Geography tutor
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