
Chemical Composition of Magnesium Acetate
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Hard

Amelia Wright
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the chemical formula for magnesium acetate?
MgC2H3O2
Mg(CH3COO)2
Mg2C4H6O4
MgC2H4O2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many carbon atoms are present in magnesium acetate?
2
8
6
4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total number of hydrogen atoms in magnesium acetate?
8
3
4
6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many oxygen atoms are there in magnesium acetate?
2
4
6
8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the subscript outside the parentheses in the chemical formula?
It indicates the charge of the molecule
It shows the molecular weight
It multiplies the number of atoms inside the parentheses
It balances the equation
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total number of atoms in a single molecule of magnesium acetate?
15
10
12
14
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the number of carbon atoms in one mole of magnesium acetate?
Multiply by 2
Multiply by 4
Multiply by Avogadro's number
Multiply by 6
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is Avogadro's number used for in this context?
To balance chemical equations
To determine the number of atoms in a mole
To calculate the number of moles
To find the mass of magnesium acetate
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you have 4 carbon atoms in magnesium acetate, how many carbon atoms are there in one mole?
4
1.204 x 10^24
6.022 x 10^23
2.409 x 10^24
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