Day 429: MHT-CET Chemistry

1. A.
   +5 and $-5$
2. B.
   5 and +5
3. C.
   $-5$ and +5
4. D.
   3 and +3

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1. A.
   The existence of substance in more than one crystalline form.
2. B.
   Polymorphism occurring in element is called allotropy.
3. C.
   Polymorphic forms of a substance are formed under different conditions.
4. D.
   The crystal shape of polymorphic substances are identical to each other.

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1. A.
   solute-solute interactions, solute-solvent interactions and solvent-solvent interactions are of similar magnitude.
2. B.
   solute-solute interactions > solute-solvent interactions > solvent-solvent interactions.
3. C.
   solvent-solvent interactions > solute-solvent interactions > solute-solute interactions.
4. D.
   solute-solvent interactions > solute-solute interactions > solvent-solvent interactions.

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1. A.
   $13.60\%$ by mass
2. B.
   $20.40\%$ by mass
3. C.
   $22.44\%$ by mass
4. D.
   $17.60\%$ by mass

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1. A.
   0.085
2. B.
   0.082
3. C.
   8.314
4. D.
   1.987

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