chemistry Flashcards
1
Q
How many different atoms in a compound?
A
Two or more
2
Q
How many atoms are there in total in a molecule of sulfur trioxide, SO3?
A
Four
3
Q
How many elements are there?
A
100
4
Q
How many hydrogen atoms are in CH3OH?
A
Four
5
Q
Why does air not have a definite formula?
A
It is a mixture so it doesn’t have a definite formula
6
Q
In which two states are the particles randomly arranged?
A
Liquid and gas
7
Q
When 100 grams of water is boiled, what mass of steam is made?
A
100g