Avogadro's Number

How can you figure out how particles (atoms) there are in 2 moles?

• 2

• 2 x (6.02 x 10²³)

• 2 x (atomic mass)

• 2 ÷ (6.02 x 10²³)

How many atoms are in 3.5 moles of arsenic atoms?

• 5.8 x 10^-24

• 7.5 x 10¹

• 2.1 x 10²⁴

• 1.7 x 10²³

How many atoms are in 6.3 mol Zn?

• 6.0x10²³atoms Zn

• 3.8x10²⁴atoms Zn

• 1.0x10^-23atoms Zn

• 410atoms Zn

How many Carbon Atoms are in 4.52 moles of Carbon?

• 6.02 x 10²³

• 1.33 x 10²³

• 4.52

• 2.72 x 10²⁴

How many atoms are in 3.4 moles of silver, Ag?

• 6.02 x10²³

• 2.05 x10²⁴

• 5.65 x10^-24

• 6.02 x 10²⁴

How many moles of copper contain 1.45x10²¹ atoms of copper?

• 8.73x10⁴⁴

• 1.20x10²⁴

• 0.00241

• 1.45

How many moles of Na contain 1.45x10²¹ atoms of Na?

• 8.73x10⁴⁴

• 1.20x10²⁴

• 0.00241

• 1.45

How many moles are in 3.01 x 10²² atoms of magnesium?

• 0.050 moles

• 1.81 x 10⁴⁶ moles

• 5.00 x 10²¹ moles

• 5.00 moles

0.75 mole of copper is equal to how many atoms?

• 8.03x10²³

• 6.02x10²³

• 4.51x10²³

• 3.11x10²³

What is the value of Avogadro's constant?

• 6.022 x 10^22

• 6.022 x 10^24

• 6.022 x 10^25

• 6.022 x 10^23

Tags

NGSS.HS-PS1-7