A compound is 42% sodium, 19% phosphorus, and 39% oxygen by mass. What is the empirical formula of this compound?
The empirical formula for a compound is CH2. Its molar mass is 140.1 g/mol. What is its molecular formula?
If the molar mass of the compound is 96.69 g/mol, what is the molecular formula of the compound?
A:
4
Butene (C4H8):
DVDs: % of the mass
20
What is the percent by mass of oxygen in glucose? %
g/mol
278.06 g/mol
B:
10
Did you find these answers helpful?