Nicotine -

Select correct option among the given statements regarding true and false. (a) Nicotine reduces the concentration of haembound oxygen, br (b) Nicotine raises blood pressure and increases heart rate, br ( c ) Smoking is associated with increased incidence of cancers, br (d) Smoking causes oxygen deficiency only in the lungs.

Caffeine : Seeds , Nicotin : square ?

Nim bin : antiseptic , Nicotin : square ?

Nicotinic acid ( K_a=1.4xx10^-5) is represented by the formula HNIC. Calculate is percent dissociation in a solution which contain 0.10 mole of nicotinic acid per 2.0 litre of solution.

Nicotinic acid (K_(a) = 1.4 xx 10^(-5)) is represented by the formula HNiC . Calculate its percent dissociation in a solution which contains 0.10 moles of nicotinic acid per 2.0L of solution.

Nicotinic acid (K_(a)=1.4xx10^(-5)) is repersented by the formula HNiC. Calculate its per cent dissociation in a solution, which contains 0.10 mole of nicotinic acid per 2.0 litre of solution.

Nicotinic acid (K_a = 1.4 xx 10^(-5)) is represented by the formula HNiC. Calculate its per cent dissociation in a solution which contains 0.10 mol of nicotinic acid per 2.0 L of solution.