M5T23 - MATTER MATTERS !!!
Flashcard
•
Chemistry
•
University
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Student preview

20 questions
Show all answers
1.
FLASHCARD QUESTION
Front
How many grams are in 1.2 x 1024 molecules of CO?
Back
55.8 g
2.
FLASHCARD QUESTION
Front
Identify the number of Chlorine atoms in 65.8 g CaCl2.
Back
7.18 x 1023 atoms
3.
FLASHCARD QUESTION
Front
Calculate the % composition by mass of oxygen present in H2SO4.
Back
65.25%
4.
FLASHCARD QUESTION
Front
A compound consists of 72.2% magnesium(Mg) and 27.8% nitrogen(N) by mass. What is the empirical formula? Options: Mg4N3, MgN2, Mg3N2, MgN
Back
Mg3N2
5.
FLASHCARD QUESTION
Front
Empirical formula for compound CxHyOz with ratio C:H:O = 2:2.5:1
Back
C4H5O2
6.
FLASHCARD QUESTION
Front
Empirical formula: C2H7O, Molar mass: 141 g/mol. Determine the molecular formula.
Back
C6H21O3
7.
FLASHCARD QUESTION
Front
Calculate the percentage of composition by mass of oxygen in Al(HCO3)3.
Back
68.57 %
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
Philippine Government Quiz
Flashcard
•
12th Grade
15 questions
Infant Communication Development
Flashcard
•
12th Grade
10 questions
Unit 104 SITE PREP
Flashcard
•
Professional Development
10 questions
Can you...?
Flashcard
•
Professional Development
10 questions
UH Firewall n Bandwidth
Flashcard
•
12th Grade
13 questions
Journalism Principles
Flashcard
•
University
19 questions
Factors Influencing Enzyme Activities
Flashcard
•
University
15 questions
Lecture 1 - Levels of organisation and body systems
Flashcard
•
12th Grade
Popular Resources on Wayground
8 questions
2 Step Word Problems
Quiz
•
KG - University
20 questions
Comparing Fractions
Quiz
•
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
10 questions
Latin Bases claus(clois,clos, clud, clus) and ped
Quiz
•
6th - 8th Grade
22 questions
fractions
Quiz
•
3rd Grade
7 questions
The Story of Books
Quiz
•
6th - 8th Grade
Discover more resources for Chemistry
8 questions
2 Step Word Problems
Quiz
•
KG - University
7 questions
Comparing Fractions
Interactive video
•
1st Grade - University
7 questions
Force and Motion
Interactive video
•
4th Grade - University
10 questions
14.2 Independent/Dependent Variables
Quiz
•
KG - University
18 questions
Great Lakes States
Quiz
•
KG - University
7 questions
DNA, Chromosomes, Genes, and Traits: An Intro to Heredity
Interactive video
•
11th Grade - University
7 questions
Reflexive Verbs in Spanish
Lesson
•
9th Grade - University
7 questions
Narrative Writing 1
Interactive video
•
4th Grade - University