Determine the empirical formula for this compound. After analysis, it was found that the compound’s molar mass is 58.1g. What is the compound’s molecular formula
Direction: Find the molecular formula of the following
compounds
7. A compound contains 62.0% C, 10.4% H, and
27.5% O. Determine the empirical formula for
this compound. After analysis, it was found that
the compound’s molar mass is 58.1g. What is
the compound’s molecular formula?
8. Glucose, one of the main sources of energy
used by living organisms, has a molecular mass
of 180.2g. Chemical analysis shows that glucose
is 40.0% C, 6.71% H and 53.3% O. Determine
glucose’s molecular formula.
9. A class of compounds called sodium
metaphosphates were used as additives to
detergents to improve cleaning ability. One of
them has a molecular mass of 612g. Analysis
shows the composition to be 22.5% Na, 30.4% P,
and 47.1% O. Determine the molecular formula
of this compound.
10. Find the molecular formula for a compound that
has a molecular mass of 92g.mole. The %
composition of the compound is 30.4% N, and
69.6% O.
Trending now
This is a popular solution!
Step by step
Solved in 3 steps with 3 images
