Which TWO statements are correct?

All forces exerted on both blocks sum to zero

All external forces exerted on the two block system sum to zero

The net force exerted on the block with a mass of m is zero

The net force exerted on the block with a mass of 9m is zero

Based on this information, what two changes to the system at equilibrium should the engineer suggest in order to increase the amount of NH3 produced?

Remove NH3 from the reaction chamber as it is produced

Decrease the temperature of the reaction chamber

Increase the temperature of the reaction chamber

Remove H2 from the reaction chamber

Physical Science CAST Practice

Quiz

•

Science

•

9th - 12th Grade

•

Practice Problem

•

Hard

•

NGSS

HS-PS4-1, HS-PS2-2, HS-PS1-5

+9

Standards-aligned

KIM PERFECTO

Used 5+ times

FREE Resource

13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the correct answer?

A

B

C

D

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the correct answer?

A

B

C

D

Tags

NGSS.HS-PS4-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the correct answer?

Tags

NGSS.HS-PS1-5

NGSS.HS-PS1-7

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the correct answer?

A

B

C

D

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-1

NGSS.HS-PS3-5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the correct answer?

A

B

C

D

Tags

NGSS.HS-PS2-2

NGSS.HS-PS2-3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the correct answer?

A

B

C

D

Tags

NGSS.HS-PS2-2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the correct answer?

A

B

C

D

Tags

NGSS.HS-PS1-3

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