How can the actual molecular formula be determined?

a) from the molar mass divided by the mass of the empirical formula

b) from the empirical formula alone

c) from the molar mass multiplied by the mass of the empirical formula

d) from the molar mass alone

Question

Chemistry

Mario

19 January, 07:51

How can the actual molecular formula be determined?

a) from the molar mass divided by the mass of the empirical formula

b) from the empirical formula alone

c) from the molar mass multiplied by the mass of the empirical formula

d) from the molar mass alone

+2

Answers (1)

Know the Answer?

Koen Herring · Answer 1

Convert the mass of each element tomoles using the molar mass from the periodic table. Divide each mole value by the smallest number of molescalculated. Round to the nearest whole number. This is the mole ratio of the elements and is represented by subscripts in the empirical formula.

from the molar mass divided by the mass of the empirical formula

How can the actual molecular formula be determined?a) from the molar mass divided by the mass of the empirical formulab) from the empirical formula alonec) from the molar mass multiplied by the mass of the empirical formulad) from the molar mass alone

How can the actual molecular formula be determined?

a) from the molar mass divided by the mass of the empirical formula

b) from the empirical formula alone

c) from the molar mass multiplied by the mass of the empirical formula

d) from the molar mass alone