Chemistry Two Exam Four Review

Chemistry Two Exam Four Review

University

73 Qs

quiz-placeholder

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Chemistry Two Exam Four Review

Chemistry Two Exam Four Review

Assessment

Quiz

Chemistry

University

Practice Problem

Medium

NGSS
HS-PS1-4, HS-PS1-2, HS-PS3-4

+9

Standards-aligned

Created by

Brandi Powell

Used 2+ times

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73 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which change has a positive Delta S?

a

b

c

Answer explanation

more disorder/spreading out

Tags

NGSS.HS-PS3-4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

a

b

c

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mg(s)+Cl2(g)->MgCl2(s)

is Delta S negative or positive?

Negative

Positive

Answer explanation

negative so there is a decrease in entropy

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2H2S(g)+3O2(g)->2H20(g)+2SO2(g)

Is Delta S negative or positive?

Positive

Negative

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2O3(g)->3O2(g)

Is Delta S negative or positive?

Positive

Negative

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

A

B

C

D

Tags

NGSS.HS-PS1-4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A

B

Answer explanation

This is because there are more arrangements B can have

Tags

NGSS.HS-PS3-4

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