LQ37 EF & MF
Flashcard
•
Chemistry
•
11th Grade
•
Practice Problem
•
Hard
Wayground Content
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16 questions
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1.
FLASHCARD QUESTION
Front
What is the empirical formula of a compound?
Back
The empirical formula represents the simplest whole-number ratio of atoms of each element in a compound.
2.
FLASHCARD QUESTION
Front
What is the molecular formula of a compound?
Back
The molecular formula shows the actual number of atoms of each element in a molecule of the compound.
3.
FLASHCARD QUESTION
Front
How do you determine the empirical formula from a molecular formula?
Back
To find the empirical formula, divide the subscripts in the molecular formula by their greatest common divisor.
4.
FLASHCARD QUESTION
Front
What is the empirical formula of C3H6?
Back
CH2
5.
FLASHCARD QUESTION
Front
What is the molecular formula if the empirical formula is C2H5 and the molar mass is 58.14 g/mol?
Back
C4H10
6.
FLASHCARD QUESTION
Front
What is the difference between empirical and molecular formulas?
Back
Empirical formulas show the simplest ratio of elements, while molecular formulas show the actual number of atoms.
7.
FLASHCARD QUESTION
Front
Given the molecular formula C2H6, what is its empirical formula?
Back
CH3
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