Grade 9 Science Unit 1 Chemical Symbols And Formulas Page 3
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1
2
3ANSWERS
Compound Name
Chemical Formula
Number of Each Element
Ammonia
NH
1 Nitrogen; 3 Hydrogen
3
Sodium bicarbonate
NaHCO
1 Sodium, 1 Hydrogen, 1 Carbon and 3 Oxygen
3
Acetic Acid
C
H
O
2 Carbon, 4 Hydrogen and 2 Oxygen
2
4
2
(vinegar)
Sodium nitrate
NaNO
1 Sodium, 1 Nitrogen and 3 Oxygen
3
Acetylsalicylic acid
C
H
O
9 Carbon, 8 Hydrogen and 4 Oxygen
9
8
4
(aspirin)
Calcium carbonate
CaCO
1 Calcium, 1 Carbon and 3 Oxygen
3
(chalk)
Glucose (sugar)
C
H
O
6 Carbon, 12 Hydrogen and 6 Oxygen
6
12
6
Calcium phosphate
Ca
(PO
)
3 Calcium, 2 Phosphorus and 8 Oxygen
3
4
2
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