Mol, molar mass_Game

What is the molar mass of sodium?

• 11
• 23
• 45.98
• 3

What is the molar mass of fluorine gas, F₂?

• 18.998 g/mol

• 38 g/mol

• 9 g/mol

• 18 g/mol

What is the mass of one mole of aluminum?

• 27 g
• 13 g
• 54 g
• 14 g

What is the molar mass of NaOH?

• 40 g/mol
• 38.989 g/mol
• 23.998 g/mol
• 57.004 g/mol

How many particles are in a mole?

• 602
• 602 million
• 602 moles
• 6.02 x 10²³

What is the molar mass of UF₆?

• 101 g/mol

• 238 g/mol

• 257 g/mol

• 352 g/mol

Calculate the molar mass for Al(OH)₃

• 78.0 g/mol

• 72 g/mol

• 28 g/mol

• 25 g/mol

What is the atomic number of Cl

• 35.5

• 17

• 6

• Cl

The molar mass of a single element is equal to its...

• Atomic mass

• Atomic number

• Oxidation number

• Valence electrons

What is the definition for Avogadro's number?

• number of grams per one mole of a substance

• whole number ratio that is a multiple of a chemical formula

• simplest, whole number ratio of a chemical formula

• 6.02 x 10²³ particles per one mole of a substance