Unit 8 Intro

Unit 8 Intro

10th Grade

7 Qs

quiz-placeholder

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Unit 8 Intro

Unit 8 Intro

Assessment

Quiz

Chemistry

10th Grade

Practice Problem

Medium

NGSS
HS-PS1-7, MS-PS1-1

Standards-aligned

Created by

Natalie Wyll

Used 3+ times

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

What is Avogadro's Number?

6.02 x 10^22

6.02 x 10^23

1.20 x 10^23

1.20 x 10^22

2.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

What is the number of moles in 1.20 x 10^24 particles?

2 moles

1 mole

0.5 moles

0.2 moles

3.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

How many total atoms are in one molecule of CaCl2?

2

3

4

5

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

If you have 1 mole of CaCl2, how many moles of chlorine ions (Cl- ) do you have?

1

2

3

4

Tags

NGSS.HS-PS1-7

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

There are 6.02 x 1023 particles in 1 mole. Particles can be: ______ (select all that apply)

Molecules

Ions

Atoms

Tags

NGSS.HS-PS1-7

6.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

How many atoms of fluorine are in 2.5 moles of F2?

1.51 x 10^24 atoms

1.51 x 10^23 atoms

1.51 x 10^22 atoms

1.51 x 10^21 atoms

Tags

NGSS.HS-PS1-7

7.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

How many phosphate ions are there in 3.79 moles of Magnesium Phosphate?

4.56 x 10^24 ions

4.56 x 10^23 ions

2.26 x 10^23 ions

2.26 x 10^24 ions

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