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Some Basic Concepts of Chemistry · 2014 · Shift 1

2 Chemistry questions from this JEE Advanced paper
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Some Basic Concepts of Chemistry · 2014 · Shift 1

2 Chemistry questions from this JEE Advanced paper

  1. Q3.A compound H2​X with molar weight of 80g is dissolved in a solvent having density of 0.4 gml–1 . Assuming no change in volume upon dissolution, the molality of a 3.2 molar solution is
    Chemistry · Some Basic Concepts of Chemistry · Numerical
  2. Q7.If the value of Avogadro number is 6.023 × 1023 mol-1 and the value of Boltzmann constant is 1.380 × 10-23 J K-1, then the number of significant digits in the calculated value of the universal gas constant is
    Chemistry · Some Basic Concepts of Chemistry · Numerical