📚 Fri Dec 11 CFU Counting Atoms, the Mole, and Molar Mass
Authored by Greg Hankins
Chemistry
9th Grade
NGSS covered
Used 4+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many Nitrogen atoms are in ammonium oxide?
1
2
8
16
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many atoms are present if there is no subscript following the element symbol?
0
2
only 1
1 million
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many atoms of Oxygen are in iron (III) nitrite?
6
3
9
1
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The ______ are numbers found on the lower right-hand side of an element symbol.
Coefficient
Exponent
Multiplier
Subscript
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Coefficients in chemical formulas...
Multiply just the first atom
Add to the subscripts at the end of the molecule
Multiply elements without subscripts
Multiply EVERYTHING!
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4CF2Cl2
C = 4, F = 4, Cl = 2
C = 1, F = 8, Cl = 8
C = 4, F = 8, Cl = 8
C = 1, F = 4, Cl = 8
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many different elements are present in 3 molecules of ammonium acetate
15
36
5
4
Tags
NGSS.MS-PS1-1
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