# Calculating Mass and Neutrons

## Quiz by Jennifer Davis

Science (2017)
Texas Essential Knowledge and Skills (TEKS)

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15 questions
• Q1

An atom has a mass of 13 amu. How many neutrons does this Carbon atom have?

8

6

7

5

60s
8.5a
• Q2

How many neutrons are found in the atom below?

17

14

16

15

60s
8.5a
• Q3

An atom of Sulfur has a mass of 34 amu. How many neutrons does this atom have?

Users enter free text
60s
8.5a
• Q4

How many neutrons are in the nucleus of a potassium atom with a mass number of 39?

Users enter free text
60s
8.5a
• Q5

How many protons are in the natural element below?

9

8

16

7

60s
8.5a
• Q6

What is the atomic mass of the atom below?

7

15

8

16

60s
8.5a
• Q7

How many neutrons are in the atom below?

16

7

8

15

60s
8.5a
• Q8

The most common form of Neon (Ne) has 10 protons and 10 electrons in its neutral atom. How many neutrons does this atom have?

10

11

20

9

60s
8.5a
• Q9

What is the mass of the atom below?

31

31 amu

30 amu

30

60s
8.5a
• Q10

What is the mass of a Magnesium atom with 14 neutrons?

Users enter free text
60s
8.5a
• Q11

What is the mass of the atom below?

11

23 amu

11 amu

23

60s
8.5a
• Q12

What is the average mass of a Beryllium atom?

Users enter free text
60s
8.5a
• Q13

Which equation would you use to solve for neutrons?

Protons - Neutrons

Mass - Atomic #

Protons + Neutrons

Atomic # - Mass

60s
8.5a
• Q14

Which two subatomic particles are added together to get the mass of the atom?

just the protons

electrons and neutrons

protons and electrons

protons and neutrons

60s
8.5a
• Q15

Where is the mass of the atom located?

in the proton

in the electron cloud

in the nucleus

there is no mass

60s
8.5a

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