Write whether the following statement is true or false:
‘Coke is a tough, porous and black substance. It is an almost pure form of carbon.’
True, Coke is a tough, porous and black substance. It is an almost pure form of carbon.
State whether the following statement is true or false: Coke is an almost pure form of carbon.
State whether the following statements are true or false :
(a) Coke is almost pure form of carbon.
(b) Coal tar is a mixture of various substances.
(c) Kerosene is not a fassil fuel.
(d) CNG is more polluting than petrol.
(e) Fossil fuels can be made in the laboratory.
Coke is an almost pure form of carbon.
State whether the following statement is true or false :
Milk is a pure substance.