harshsethi harshsethi

28-06-2017
Chemistry

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write an activity to show the change in state and change in temperature during a chemical reaction(change)

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evelyng17eg evelyng17eg

28-06-2017

If a piece of charcoal is taken and set on fire it will evolve CO2 and heat. Charcoal is solid but carbon dioxide is gaseous. This is an example of change of state and evolve of heat during chemical reaction.

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