Rate law expression from the given order in each reactant

1. A.
   $r = k[\text{NO}_2]^{1/2}[\text{CO}]$
2. B.
   $r = k[\text{NO}_2]^2[\text{CO}]^0$
3. C.
   $r = \frac{1}{2}k[\text{NO}_2][\text{CO}]$
4. D.
   $r = k[\text{NO}_2]^2[\text{CO}]$

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1. A.
   Rate $=k[\text{NO}]^{2}[\text{Cl}_{2}]$
2. B.
   Rate $=k[\text{NO}][\text{Cl}_{2}]$
3. C.
   Rate $=k[\text{NO}]^{2}$
4. D.
   Rate $=k[\text{Cl}_{2}]$

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1. A.
   Rate $=k[\text{CHCl}_3][\text{Cl}_2]^{1/2}$
2. B.
   Rate $=k[\text{CHCl}_4]^2[\text{Cl}_2]^{1/2}$
3. C.
   Rate $=k[\text{CHCl}_3]^{3/2}[\text{Cl}_2]$
4. D.
   Rate $=k[\text{CHCl}_3]^{1/2}[\text{Cl}_2]$

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