Chemistry
A compound with empirical formula AB2, has the vapour density equal to it's empirical formula weight. Find it's molecular formula.
Mole Concept
16 Likes
Answer
Empirical formula = AB2
Empirical formula weight = V.D.
Molecular weight = 2 x V.D.
∴ Molecular formula = n[E.F.] = 2[AB2] = A2B4
Answered By
12 Likes
Related Questions
Urea is a very important nitrogenous fertilizer. It's formula is CON2H4. Calculate the percentage of nitrogen in urea. (C = 12, O = 16, N = 14 and H = 1).
Determine the formula of the organic compound if it's molecule contains 12 atoms of carbon. The percentage compositions of hydrogen and oxygen are 6.48 and 51.42 respectively.
A compound with empirical formula AB has vapour density three times it's empirical formula weight. Find the molecular formula.
10.47 g of a compound contains 6.25 g of metal A and rest non-metal B. Calculate the empirical formula of the compound (At. wt of A = 207, B = 35.5)