MCQ
${H_3}P{O_3}$ is
- AA tribasic acid
- ✓A dibasic acid
- CNeutral
- DA monobasic acid

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$(A)$ Sulphanilic acid $(B)$ Picric acid $(C)$ Aspirin $(D)$ Ascorbic acid
The following data are observed
| $[X_2]$ | $[Y_2]$ | Rate of appearance of $XY$ ($M/sec$) |
| $0.1$ | $0.1$ | $5 × 10^{-6}$ |
| $0.2$ | $0.1$ | $10^{-5}$ |
| $0.2$ | $0.2$ | $4 × 10^{-5}$ |
Rate constant of reaction will (in $M^{1-n}\,sec^{-1}$) where $'n'$ is order of reaction
which is correct statement