Question 1

Which of the following determines the number of atoms of each element in a chemical formula?

Accepted Answer

subscript

Answer

parenthesis ( )

Answer

coefficient

Answer

element symbol

Question 2

Which of the following determines the number of molecules in a chemical formula?

Accepted Answer

coefficient

Answer

subscript

Answer

elemental symbol

Answer

parenthesis ( )

Question 3

____________ are the small numbers at the bottom right of an elemental symbol.

Accepted Answer

Subscript

Answer

Elemental symbol

Answer

Chemical formula

Answer

Coefficient

Question 4

__________ are the large numbers at the front or beginning of a chemical formula.

Accepted Answer

Coefficient

Answer

Subscript

Answer

Chemical formula

Answer

Elemental symbol

Question 5

How many different elements are in $NaC_2H_3O_2$?

Accepted Answer

4

Answer

3

Answer

5

Answer

2

Question 6

How many different elements are in $C_6H_1$$_2O_6$?

Accepted Answer

3

Answer

2

Answer

4

Answer

1

Question 7

How many different elements are in $NH_4Cl$?

Accepted Answer

3

Answer

5

Answer

2

Answer

4

Question 8

How many total atoms are in MgCl$_2$?

Accepted Answer

3

Answer

5

Answer

2

Answer

4

Question 9

How many total atoms are in 2NaOH?

Accepted Answer

6

Answer

4

Answer

5

Answer

3

Question 10

How many total atoms are in 4Al(OH)$_3$?

Accepted Answer

28

Answer

12

Answer

24

Answer

16

Question 11

How many molecules are in 4HNO$_3$?

Accepted Answer

4

Answer

2

Answer

3

Answer

1

Question 12

How many molecules are in 2(NH$_4$)$_3$PO$_4$?

Accepted Answer

2

Answer

4

Answer

8

Answer

6

Question 13

How many molecules are in $Li_2SO_4$?

Accepted Answer

1

Answer

4

Answer

2

Answer

7

Question 14

How many oxygen atoms are in 4Mg(OH)$_2$

Accepted Answer

8

Answer

4

Answer

2

Answer

6

Question 15

How many sodium atoms are in NaOH?

Accepted Answer

1

Answer

4

Answer

2

Answer

3

Question 16

How many hydrogen atoms are in $NH_4OH$?

Accepted Answer

5

Answer

4

Answer

6

Answer

7

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