Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

Some Basic Concepts of Chemistry · 2019 · 12 Apr · Shift 1

2 Chemistry questions from this JEE Main paper
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /JEE Main
  3. /Papers
  4. /2019 · 12 Apr · Shift 1
  5. /Chemistry
  6. /Some Basic Concepts of Chemistry

Some Basic Concepts of Chemistry · 2019 · 12 Apr · Shift 1

2 Chemistry questions from this JEE Main paper

  1. Q5.5 moles of AB2​ weigh 125 × 10–3 kg and 10 moles of A2​B2​ weigh 300 × 10–3 kg. The molar mass of A (MA) and molar mass of B (MB) in kg mol are:
    Chemistry · Some Basic Concepts of Chemistry · MCQ
  2. Q14.The mole fraction of a solvent in aqueous solution of a solute is 0.8. The molality (in mol kg–1 ) of the aqueous solution is :
    Chemistry · Some Basic Concepts of Chemistry · MCQ