Mole ConceptHard
Question
A mixture of 2 × 1021 molecules of P and 3 × 1021 molecules of Q weighs 0.60 g. If the molecular mass of P is 45, then the molecular mass of Q will be (NA = 6 × 1023)
Options
A.45
B.180
C.90
D.270
Solution
Detailed solution available for registered users.
Create a free account to view solution
View Solution FreeMore Mole Concept Questions
The volume of one mole of water at 277 K is 18 ml. One ml of water contains 20 drops. The number of molecules in one dro...Accumulation of which of the following molecules in the muscles occurs as a result of vigorous exercise ?...The boiling point of 0.2 mol kg-1 solution of X in water is greater than equimolal solution of Y in water. Which one of ...Vapourisation of CCl4 occurs reversibly at 27oC and 1 atmCCl4(l) → CCl4(g) ; ᐃHvap = 42.0 kJ/mole at 27oC an...Depression of freezing point of 0.01 molal aq. CH3COOH solution is 0.02046. 1 molal urea solution freezes at -1.86oC. As...