Black tin is:

Block tin is not purified by

Apparatus: Two aluminium tins of the same size, two small galsses, water, thermometers, black paint, etc. : Procedure: Paint the outer surface of one tin black paint, and let it dry. Then in both tins, place one glass, each filled with water at the same temperature. cover the tins with lids. Keep them in the sun for two hours. Now measure the temperature of the water in the glasses in the two tins. What is the reason for the difference in the temperature?

What is tin disease, tin pest or tin plague ?

Butter of tin is:

Butter of tin is :

A cuboidal oil tin is 30 c m * 40cm * 50 c m . Find the cost of the tin required for making 20 such tins if the cost of tin sheet is R s .20 per square metre.

A cuboidal oil tin is 30cmby40cm by 50cm . Find the cost of the tin required for making 20 such tins if the cost of tin sheet is Rs.20 per square metre.

how much tin is required to make an alloy consisting of tin,antimony,and lead in the given ratio if tin:antimony:lead = 15:4:1 , antimony =5k*g, tin =?k.g

A cuboidal oil tin is 50 cm by 30 cm by 40 cm.Find the cost of the tin required for making 20 such tins.If the cost of tin sheet is Rs. 20 per square metre.