1.For a zero-order reaction, k=2×10−2 mol L−1 s−1k = 2 \times 10^{-2}\,\text{mol L}^{-1}\,\text{s}^{-1}k=2×10−2mol L−1s−1. If the concentration of the reactant after 25 s25\,\text{s}25s is 0.5 M0.5\,\text{M}0.5M, the initial concentration must have beena.0.5 M0.5\,\text{M}0.5Mb.1.25 M1.25\,\text{M}1.25Mc.12.5 M12.5\,\text{M}12.5Md.1.0 M1.0\,\text{M}1.0MLogin to continueOnly logged in users canattempt or see the solution.