Average Atomic Mass Re-Quiz
Quiz
•
Chemistry
•
9th Grade
•
Medium
Standards-aligned
Used 4+ times
FREE Resource
Enhance your content in a minute
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
If an element has two isotopes with masses 10 amu and 12 amu, and their abundances are 25% and 75% respectively, what is the average atomic mass of the element?
13 amu
10.5 amu
11.5 amu
9 amu
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
If an element has three isotopes with masses 20 amu, 22 amu, and 24 amu, and their abundances are 10%, 20%, and 70% respectively, what is the average atomic mass of the element?
24.6 amu
22.4 amu
25.8 amu
23.2 amu
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
If an element has three isotopes with masses 30 amu, 32 amu, and 34 amu, and their abundances are 25%, 50%, and 25% respectively, what is the average atomic mass of the element?
33
35
32
31
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
If an element has two isotopes with masses 8 amu and 10 amu, and their abundances are 60% and 40% respectively, what is the average atomic mass of the element?
8.8 amu
10.4 amu
9.6 amu
9.2 amu
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many neutrons does the isotope below have? 89 36Kr
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
How many electrons does a 127Te2- ion have?
(ONLY write a number in the blank!)
Tags
NGSS.HS-PS1-1
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
How many electrons does a 138Ba2+ ion have?
(ONLY write a number in the blank!)
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
15 questions
Growth or Decay?
Quiz
•
9th Grade - University
15 questions
9.sınıf /Kimya bilimi/ 20 soru
Quiz
•
9th - 12th Grade
10 questions
Stoffe und Stoffgemische
Quiz
•
7th - 10th Grade
12 questions
Enllaç químic 3r ESO
Quiz
•
1st - 12th Grade
15 questions
PECUTAN 2 KIMIA
Quiz
•
8th - 11th Grade
14 questions
Chemistry Diagnostic Quiz
Quiz
•
9th - 10th Grade
10 questions
solution
Quiz
•
8th - 9th Grade
12 questions
Quiz 4: Nuclear Balancing
Quiz
•
9th Grade
Popular Resources on Wayground
7 questions
History of Valentine's Day
Interactive video
•
4th Grade
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
22 questions
fractions
Quiz
•
3rd Grade
15 questions
Valentine's Day Trivia
Quiz
•
3rd Grade
20 questions
Main Idea and Details
Quiz
•
5th Grade
20 questions
Context Clues
Quiz
•
6th Grade
Discover more resources for Chemistry
20 questions
Types of Chemical Reactions
Quiz
•
9th - 12th Grade
10 questions
Formative 3BD: Ionic Bonds
Quiz
•
9th Grade
10 questions
Identifying types of reactions
Quiz
•
9th - 12th Grade
20 questions
electron configurations and orbital notation
Quiz
•
9th - 12th Grade
51 questions
Unit 5: Periodic Trends
Quiz
•
9th - 12th Grade
23 questions
Stoichiometry, Limiting/Excess Reactant, % Yield
Quiz
•
9th - 12th Grade
30 questions
Physical Science - U1 Quiz Review
Quiz
•
9th - 12th Grade
16 questions
Bohr Models
Quiz
•
9th - 11th Grade
