Relative Atomic Mass and Relative Molecular Mass
Authored by Charles Martinez
Chemistry
4th Grade
NGSS covered
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9 questions
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1.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Define relative atomic mass.
(a)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Mass of a sulphur atom is 2 times greater than that of the mass of an oxygen atom. What is the relative atomic mass for sulphur?
[ AR : O,16]
30
31
32
33
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many magnesium atoms will have the same mass as two silver atom?
[AR : Mg,24 ; Ag,108 ]
9
10
11
12
Tags
NGSS.HS-PS1-7
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calculate the relative molecular mass of water.
[ AR : H,1 ; O, 16]
17
18
19
20
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calculate the relative molecular mass of ammonia.
[ AR: N,14 ; H,1 ]
16
17
18
19
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calculate the relative molecular mass of carbon dioxide.
[AR : C, 12 ; O,16 ]
28
30
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44
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calculate the relative molecular mass of ethanol, C2H5OH.
[ AR: C, 12; H, 1; O,16 ]
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52
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