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when hydrated copper sulphate is added to water the temperature rises slowly. this is an exothermic reaction.
answer 6) a chemical reaction can be represented by using chemical symbols of elements. attributes such as elements used, state of elements, and catalyst used can be determined but the quantity or the amount cannot be determined.
answer 7) in accordance with the law of conservation of mass, chemical equations are balanced.
sorry for bad handwriting!..
when hydrated copper sulphate is added to water the temperature rises slowly. this is an exothermic reaction.
answer 6) a chemical reaction can be represented by using chemical symbols of elements. attributes such as elements used, state of elements, and catalyst used can be determined but the quantity or the amount cannot be determined.
answer 7) in accordance with the law of conservation of mass, chemical equations are balanced.
sorry for bad handwriting!..
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