1. Empirical Formula Practice
One of the oxides of carbon has a composition of 42.8% Carbon and 57.2% oxygen

2. Molecular Formula Practice
A component of protein called serine has an approximate molar mass of 100 g/mole. If the percent composition is as follows, what is the empirical and molecular formula of serine?
C = % H= % O = % N= %

3. Naming Practice
Silicon tetraflouride
Iron (III) sulfide
KOH
N2O5
CuS

4. Empirical Formula Practice
One of the oxides of carbon has a composition of 42.8% Carbon and 57.2% oxygen

5. Molecular Formula Practice
A component of protein called serine has an approximate molar mass of 100 g/mole. If the percent composition is as follows, what is the empirical and molecular formula of serine?
C = % H= % O = % N= %

6. Naming Practice
Silicon tetraflouride
Iron (III) sulfide
KOH
N2O5
CuS