Chapter 3 chem

Chapter 3 chem

University

55 Qs

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Chapter 3 chem

Chapter 3 chem

Assessment

Quiz

Engineering

University

Practice Problem

Medium

Created by

Mariam Alnaqbi

Used 1+ times

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55 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the mass of 1 atom of carbon-12 (12C) in atomic mass units (amu)?

12 amu

1 amu

6 amu

24 amu

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the mass of 1 hydrogen atom (H) in atomic mass units (amu)?

1.008 amu

12.000 amu

0.500 amu

16.000 amu

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the mass of 160 hydrogen atoms (H) in atomic mass units (amu)?

161.28 amu

80.64 amu

1.60 amu

1600 amu

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Atomic mass is the mass of an atom in atomic mass units (amu).

True

False

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the average atomic mass?

The sum of all isotopes

The weighted average of all of the naturally occurring isotopes of the element

The mass of the most common isotope

The atomic number

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the atomic number of carbon as shown in the diagram?

6

8

12

14

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the atomic mass of carbon as shown in the diagram?

12.01

14.00

10.00

16.00

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