Day 196: MHT-CET Chemistry

1. A.
   $2.80{dm}^{3}$
2. B.
   $5.6{dm}^{3}$
3. C.
   $11.2{dm}^{3}$
4. D.
   $2.24{dm}^{3}$

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1. A.
   Concentration of A is doubled and concentration of B is kept constant.
2. B.
   Concentration of $B$ is doubled and concentration of A is kept constant.
3. C.
   Concentration of $B$ is doubled and concentration of $A$ is halved.
4. D.
   Concentration of A is kept constant and concentration of B is halved.

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1. A.
   $\mathrm{H_2CO_3}$ and $\mathrm{H_2S}$
2. B.
   $\mathrm{CO_3^{--}}$ and $\mathrm{S^{--}}$
3. C.
   $\mathrm{HCO_3^{--}}$ and $\mathrm{H_2S}$
4. D.
   $\mathrm{H_2CO_3^{--}}$ and $\mathrm{S^-}$

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1. A.
   1 particle
2. B.
   2 particles
3. C.
   3 particles
4. D.
   4 particles

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1. A.
   $54$ min
2. B.
   $68$ min
3. C.
   $40$ min
4. D.
   $76$ min

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