Question

Go to your neighbourhood and make a list of all the changes you observe, setting of sun, burning of leaves, etc. Also, classify these as slow/fast; reve irreversible and controllable/uncontrollable. Record your observation tabular form. Take two test tubes, half filled with water. To the first test tube, add sa the second add quicklime. What do you observe? Is there a release of Comment. 82​

Answer 1

Tell your teachers it’s pandemic, u can’t go out:)