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Binary Covalent
Binary Ionic
Percents
Polyatomics
Transitionals
100
The molar mass of OF2
What is 54 g/mol
100
The molar mass of NaCl
What is 58.44 g/mol
100

The chemical formula for aspirin is C9H8O4.

What is the mass percent of Carbon?

60% Carbon

100
The molar mass of LiNO3
What is 68.94 g/mol
100
The molar mass of CuO
What is 79.55 g/mol
200
The molar mass of Se3Cl3
What is 340.62 g/mol
200
The molar mass of Mg3P2
What is 134.87 g/mol
200

The chemical formula for aspirin is C9H8O4.

What is the mass percent of Hydrogen?

4.48%

200
The molar mass of CaC2O4
What is 128.08 g/mol
200
The molar mass of HgPO4
What is 295.56 g/mol
300
The molar mass of P2Br5
What is 461.44 g/mol
300
The molar mass of Mg3N2
What is 100.93 g/mol
300

The chemical formula for aspirin is C9H8O4.

What is the mass percent of Oxygen?

35.53%

300
The molar mass of Ga2(SO4)3
What is 427.67 g/mol
300
The molar mass of Zr(NO2)4
What is 247.22 g/mol
400
The molar mass of silicon tetraiodide
What is 535.69 g/mol
400
The molar mass of aluminum phosphide
What is 57.95 g/mol
400
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400
The molar mass of gallium carbonate
What is 319.46 g/mol
400
The molar mass of rhodium (VII) oxide
What is 317.82 g/mol
500
The molar mass of tritellurium monoxide
What is 398.8 g/mol
500
The molar mass of barium nitride
What is 439.99 g/mol
500

A compound with a molar mass of 180.1 g/mol has the following composition by mass: 

C 40%

H 6.7%

O 53.3%

What is the empirical formula?

CH2O  or C6H12O6

500
The molar mass of barium nitrate
What is 261.33 g/mol
500
The molar mass of palladium (III) carbonate
What is 392.84 g/mol