Avogadro's number 6.02 X 10^23 is used in chemistry to measure something like electrons, atoms, elements etc.

Question 1 options:
True
False

If you have 2 moles of marbles how many marbles do you have?

Question 2 options:

3.01 X 10^24

12.04 x 10^23

6.022 x 10^23

2.0 x 10^23

How many hydrogen molecules are in 1.2 moles of hydrogen?

Question 4 options:

7.2 x 10^23

0.19 x 10^23

1.9 x 10^24

4.8 x 10^23

How many water molecules are in 2.1 moles of water?

Question 5 options:

2.86 x 10^23

3.4 x 10^23

0.34 x 10^23

1.264 x 10^23