The rate constant of a reaction is $k = 3.28 \times 10^{-4}$ s$^{-1}$. Find the order of the reaction.

Which of the following is a water-in-oil type of emulsion?

What is O-O bond length in ozone ?

Which of the following ions exhibit same value of spin only magnetic moment?
(A). $\text{Ti}^{3+}$
(B). $\text{Cr}^{3+}$
(C). $\text{Mn}^{2+}$
(D). $\text{Fe}^{3+}$
(E). $\text{Sc}^{3+}$
Choose the most appropriate answer from the options given below.