Dimensional Analysis | Formula Mass | Molar conversions | Percent Composition | Empirical/Molecular Formula |
---|---|---|---|---|
Convert 145 grams to megagrams
1.45x10^-4
|
Indium ferrrocyanide
1,111 amu
|
Convert 45.7g H2O to moles
2.54 moles H2O
|
LIthium disulfate
Li:7.3%
S:33.8% O:58.9% |
What is the empirical formula for a compound containing 94.07% sulfur and 5.93% hydrogen.
H2S
|
Convert 13.4 milliliters to kiloliters
1.34x10^-5
|
Sodium silicate
184 amu
|
Convert 8.73 mol. CO2 to molecules
5.26x10^24 molecules CO2
|
Lead (IV) oxide
Pb:86.6%
O:13.4% |
What is the empirical formula for a compound containing 80.68% mercury, 12.87% oxygen and 6.45% sulfur.
H2SO4
|
3.67x10^8 millimeters to kilometers
567 kilometers
|
Zirconium (IV) arsenite
829 amu
|
Convert 0.85g Na to atoms
2.5x10^22 atoms Na
|
Sodium oxide
Na:74.2%
O:25.8% |
What is the empirical formula for 0.672g Co, 0.569 g As and 0.286g O.
Co3As3O8
|
Convert 6.45x10^28 nanomoles to megamoles
6.45x10^13 megamoles
|
Radium amide
258 amu
|
Convert 1.24 dm^3 Cs2SO4 to molecules
3.33x10^22 molecules Cs2SO4
|
Boric acid
H:4.9%
B:17.5% O:77.6% |
Caffeine (molecular mass of 184 g) is 49.47 g of carbon, 28.85 g of nitrogen, 16.48 g of oxygen and 5.20 g of hydrogen. What are the empirical and molecular formulas for caffeine?
EF- C4H5N2O
MF-C8H10N4O2 |
Convert 2.31x10^-9 microbytes to gigabytes
2.31x10^-24 gigabytes
|
Barium Aluminate
562 g/mol
|
Convert 45.8 dm^3 Ga(CN)3 to molecules
1.23x10^24 molecules Ga(CN)3
|
Calcium ferrocyanide
Ca:27.4%
Fe:19.1% C:24.7% N:28.8% |
A sample of ilmenite is found to contain 5.41 g iron, 4.64 g titanium and 4.65 g oxygen. If the molar mass of ilmenite is 455.1 g, with are the empirical and molecular compound?
EF- FeTiO3
MF-Fe3Ti3O9 |