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Science

8th Grade

NGSS covered

Used 3+ times

Counting Atoms & Elements
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32 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

How many elements in 2CaCO3?

2

3

5

10

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

How many total atoms in 3Mg(OH)2 ?

15

21

5

3

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

How many atoms of oxygen are found in 2C9H8O4?

4

21

8

42

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

How many atoms of Hydrogen are found in 6H2O ?

6

12

18

2

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

How many molecules in 6H2O?

2

18

6

none

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

How many total atoms are found in ibuprofen (C13H18O2) ?

3

33

13

31

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

How many total atoms are found in Butane (C4H10) ?

4

10

14

6

Tags

NGSS.MS-PS1-1

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