Question

By the year 2100, solar power will have re
and clothes made of metal will have replaced clothes made of fibre and cotton
Future
Present
2100
Solar power
will have
replaced electricity
generated by water.
What changes do you think will have come in the following? One example ha
been done for you.
Buses
: I think buses will have stopped plying on the roads. Publi
air service will have taken their place.
Roads
.​

Answer 1

Recrystallization

Recrystallization is a purification technique for solid compounds. To perform recrystallization, an impure solid compound is mixed with hot solvent to form a saturated solution. As this solution cools, the solubility of the compound decreases, and pure crystals grow from solution.

Explanation:

Hi ......

hru

Purple u

Answer 2

Explanation:

It was summer vacations and all the children were going on a school trip to Kerala .The school trip was of 10 days, and all the days we enjoyed very joyfully. Some rules and regulations were made by our teachers for us.