Avogadro's number and molar volume
Authored by Nurnasuha Hashim
Chemistry
University
NGSS covered
Used 85+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Molar volume of any gas at STP
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A 2.00 L sample of pure oxygen gas (O2) is measured at STP. How many moles of oxygen is this?
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A sample of carbon dioxide at STP is 0.50 L. How many grams of carbon dioxide do we have?
Tags
NGSS.HS-PS1-7
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
How many moles are in 225 g of CO?
28.01 mol
4.82 x 1024 mol
6,302,25 mol
8.0357 mol
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the formula to calculate the number of moles of a compound?
Moles = mass/concentration
Moles = molar mass/mass of sample
Moles = mass/Mr
Moles = distance/time
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is Avogadro's constant?
6.02 X 1023
6.02 X 1022
6.02 X 1032
6.02
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In chemistry, a "mole" is:
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