Calculating Moles

How many grams are in 2.4 moles of Sulfur?

• 76.8

• 0.075

• 13.3

• 32

36.0 g of Be contains how many moles?

• 0.25 mol

• 4.0 mol

• 45 mol

• 320 mol

Avogadro's number of representative particles is equal to one_____

• kilogram

• gram

• kelvin

• mole

What is a mole?

• 6.022 x 10²³ particles of any substance

• A small burrowing animal

• A dark spot on your skin

• A spy

How many atoms of iodine are in a mole of iodine?

• 53

• 63.55g

• 126.9

• 6.02 x 10²³

How are a mole aluminum and zinc the same?

• they have the same number of atoms - 6.02 x 10²³

• they have the same molar mass

What is Avogadro's Number? 

• 6.02 x 10²³

• - 6.02 10²³

• 6.02 x 10²²

• 6,020,000,000,000

Tags

NGSS.HS-PS1-5

How many water molecules are in 5.2 moles of water?

• 6.0 x 10²³ molecules

• 5.2 molecules

• 3.1 x 10²⁴ molecules

• 8.6 x 10^-24 molecules

Tags

NGSS.HS-PS1-7

If you were converting from grams Z to moles Z, which conversion factor would you use?

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How many molecules of diphosphorus pentachloride are in exactly 1 mole of P₂Cl₅?

• 2 atoms

• 5 atoms

• 2 moles

• 5 moles

• 6.022 x 10²³ molecules