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Find the EF of polystyrene; 92.3% C, 7.7% H
CH2O
empirical formula
percent composition
molecular formula
CH
Assume the percent is out of 100 and change to grams
true
CS2
The formula with the simplest ratio of atoms is called
CH2O
empirical formula
percent composition
molecular formula
CH
Assume the percent is out of 100 and change to grams
true
CS2
Determine the empirical formulas for compounds with the following percent compositions: 15.8% carbon and 84.2% sulfur
CH2O
empirical formula
percent composition
molecular formula
CH
Assume the percent is out of 100 and change to grams
true
CS2
You can find the empirical formula using
CH2O
empirical formula
percent composition
molecular formula
CH
Assume the percent is out of 100 and change to grams
true
CS2
The molecular formula can also be the empirical formula
CH2O
empirical formula
percent composition
molecular formula
CH
Assume the percent is out of 100 and change to grams
true
CS2
The formula showing the actual number of atoms in a compound is
CH2O
empirical formula
percent composition
molecular formula
CH
Assume the percent is out of 100 and change to grams
true
CS2
What is the first step in finding the empirical formula?
CH2O
empirical formula
percent composition
molecular formula
CH
Assume the percent is out of 100 and change to grams
true
CS2
Which is an empirical formula?
CH2O
empirical formula
percent composition
molecular formula
CH
Assume the percent is out of 100 and change to grams
true
CS2
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