Quiz by Holly Nephew, created more than 1 year ago

A 3-question quiz on general aspects of empirical and molecular formulas as well as percent composition.

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	Created by Holly Nephew almost 7 years ago

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Short Empirical and Molecular Formula Quiz + Percent Composition

Short Empirical and Molecular Formula Quiz + Percent Composition

Question 1 of 3

1

From which can you determine percent composition?

Select one of the following:

Chemical formula
Mass number
Molecular Percent
Molar Level

Explanation

Question 2 of 3

1

The empirical formula and molecular formula can be the same.

Select one of the following:

True
False

Explanation

Question 3 of 3

1

Which compounds have the same molecular and empirical formulas?

Select one or more of the following:

FeO - Iron(II) Oxide [ionic]
CuBr - Copper(I) Bromide [ionic]
CH2 - Ethylene [covalent]

Explanation