pel Supildle de prepalcu.
5. Which of the changes given below are chemical changes? Give reasons for your
answers.

Question

pel Supildle de prepalcu.
5. Which of the changes given below are chemical changes? Give reasons for your
answers.
a. Cutting grass b. Burning toast c. Making tea with a tea bag and water d. Frying an
egg e. Combustion of petrol in a car f. Ironing of clothes g. Preparing custard from
milk h. Drying wet hair​

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Julia 1 month 2021-07-30T03:19:16+00:00 1 Answers 0 views 0

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    2021-07-30T03:20:24+00:00

    Answer:

    b. burning toast -you can not unburn it

    c. Making tea with a tea bag and water-you can’t get the the back into the bag but water you used in tea can come back by the process of evaporation

    d. Frying an egg -you can’t get back the unfried egg.

    e. Combustion of petrol in a car – You can’t get back petrol used in car

    g. Preparing custard from milk -you can’t get the milk back used in custard

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