
Molar Mass and Chemical Properties of Magnesium Chloride

Interactive Video
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Chemistry
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in finding the mass in grams of 1.27 moles of magnesium chloride?
Determine the molar mass of magnesium chloride
Find the atomic number of magnesium
Calculate the density of magnesium chloride
Measure the volume of magnesium chloride
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which group is magnesium in on the periodic table?
Group 1A
Group 4A
Group 2A
Group 3A
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the chemical formula for magnesium chloride?
Mg2Cl
Mg2Cl2
MgCl2
MgCl
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the molar mass of magnesium chloride?
Add the atomic mass of magnesium to the atomic mass of one chlorine
Multiply the atomic mass of magnesium by two
Add the atomic mass of magnesium to the atomic mass of two chlorines
Subtract the atomic mass of chlorine from magnesium
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the molar mass of magnesium chloride?
95.21 grams per mole
58.44 grams per mole
70.90 grams per mole
24.31 grams per mole
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the equality 95.21 grams of MgCl2 equal to?
Three moles of MgCl2
Half a mole of MgCl2
One mole of MgCl2
Two moles of MgCl2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do we place one mole of MgCl2 on the bottom during conversion?
To cancel out grams
To cancel out moles
To increase the number of moles
To decrease the number of grams
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