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Lesson 1.8 Mass and Matter
By Clare Peters-Libeu
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Last updated 12 months ago
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Question 1
01:31
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Question 2
02:32
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Question 3
02:50
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Question 4
06:14
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Question 1
1.
The average mass of an atom of a element is the
the whole number in the periodic table square
one zillionith of a hamster
the decimal number in the periodic table square
the same for every element
Question 2
2.
If a chlorine atom weighs 35 amu , it is the same mass as
the mass of 35 carbon atoms
one zillionth of a hamster
the mass of 35 hydrogen atoms
the mass of 35 helium atoms
Question 3
3.
How many hydrogen atoms is the same mass as two chlorine atoms?_______
Question 4
4.
The mass of carbon is 12 and the mass of oxygen is 16. Write the math equation that shows why the mass of CO₂ is 44._______