All flames produce smoke.
Only Statement-1 is True
Only Statement-2 is True
Smoke is produced whenever there is incomplete burning of a material. If the burning is complete, then there will be no smoke produced.
Statement-1: N2 and H2O are both molecules. Statement-2: A molecule can have only similar kind of atoms.
P(n):1+3+32+...+3n−1=3n−12 The statement P(n)