Compounds 'A' and 'B' react according to the following chemical equation.
`A(g) to 2B(g) to 2C(g)`
Concentration of either 'A' or 'B' were changed Keeping the concentration of one of the reactants constant and rates were measured as a function of initial concentration. Following result were obtained.
Choose the correct option for the rate equations for this reaction.

Compounds ‘A’ and ‘B’ react according to the following chemical equation. A(g) + 2B (g) rarr 2C (g) Concentration of either ‘A’ or ‘B’ were changed keeping the concentrations of one of the reactants constant and rates were measured as a function of initial concentration. Following results were obtained. Choose the correct option for the rate equations for this reaction.

Compound 'A' and B react according to the following chemical equation. A_((g)) + 2B_((g)) to 2C_((g)) Concentration of either A or B were changed keeping the concentrations of one of the reactants constant and rates were mesured as a function of initial concentration. Following results were obtained. Choose the correct option for the rate equations for this reaction. {:("Experiment","Initial concentration of"[A]//mol L^(-1),"Initial concentration of"[B]mol L^(-1),"Initial rate of formation of"[c]//mol L^(-1)s^(-1)),(1,0.30,0.30,0.10),(2,0.30,0.60,0.40),(3,0.60,0.30,0.20):}

Compound 'A' and B react according to the following chemical equation. A_((g)) + 2B_((g)) to 2C_((g)) Concentration of either A or B were changed keeping the concentrations of one of the reactants constant and rates were mesured as a function of initial concentration. Following results were obtained. Choose the correct option for the rate equations for this reaction. {:("Experiment","Initial concentration of"[A]//mol L^(-1),"Initial concentration of"[B]mol L^(-1),"Initial rate of formation of"[c]//mol L^(-1)s^(-1)),(1,0.30,0.30,0.10),(2,0.30,0.60,0.40),(3,0.60,0.30,0.20):}

Rate law for the reaction A + 2B to C is found to be Rate =k[A][B] Concentration of reactant 'B' is doubled. Keeping the concentration of 'A' constant, the value of rate constant will be: