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The coefficient tell us what about the chemical formula?
how many compounds there are
If there is no subscript, there is ______ atom(s) of that element.
1
How many total atoms does this chemical formula have?
13
What is Mg(NO3)2 made up of? Include elements and number of them.
1 Magnesium 2 nitrogen's 6 oxygens
How many total atoms in this chemical formula?
21
How many total atoms in this chemical formula?
42
Is H20 an element or compound
compound
What is NaHCO3 (Baking Soda) made up of?
1 sodium, 1 hydrogen, 1 carbon, 3 oxygen
Which of the following are compounds?
O2 AND CO2
Which is the correct formula for: three hydrogen (H) one sulfur (S) four oxygen (O):
H3SO4
How many total atoms are in this chemical formula?
9
How many Nitrogen atoms are in this chemical formula?
12
What elements are in this chemical formula?
Zinc (Zn) Sulfur (S) Oxygen (O)
How many oxygen atoms are in this chemical formula
36
How many total atoms in this chemical formula?
52
2 is a coefficient or subscript?
subscript
What elements are in this chemical formula?
Potassium (K) Carbon (C) Oxygen (O)
How many Potassium atoms are in this chemical formula?
8
What are the subscripts in this chemical formula?
Mg= 1 Cl=2
What is the coefficient in this chemical formula?
coefficient:3 


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