Question

11.
Madhu and Kavitha purchased a new house for 3,20,000. Due to some economic
12.
problems they sold the house for 2,80,000.
Find (a) The loss incurred (b) the loss percentage.
A pre-owned car show-room owner bought a second hand car for 1,50,000. He spent
20,000 on repairs and painting, then sold it for 2,00,000. Find whether he gets profit
or loss. If so, what percent?​

Answer 1

Answer:

The two organic compounds which have the same molecular formula C

2

H

6

O are dimethyl ether (CH

3

−O−CH

3

) and ethanol (CH

3

CH

2

−O−H).

Dimethyl ether (CH

3

−O−CH

3

) will not react with PCl

5

.

Ethanol (CH

3

CH

2

−O−H) will react with PCl

5

.

CH

3

CH

2

−O−H+PCl

5

Δ

CH

3

CH

2

−Cl+HCl+POCl

3