Mole 2 Quizizz

What is the molar mass of sodium?

• 11
• 23
• 45.98
• 3

The molar mass of an element is equal to its...

• Atomic mass
• Atomic number
• Oxidation number
• Valence electrons

The mass of one mole of substance is called...

• molecular mass
• mole constant
• molar mass
• atomic weight

What is the molar mass of B₂(CO₃)₃?

• 81.632 g/mol
• 94.842 g/mol
• 38.822 g/mol
• 201.648 g/mol

Fluorine is diatomic.  What is the molar mass of fluorine gas?

• 18.998 g/mol
• 37.996 g/mol
• 9 g/mol
• 18 g/mol

What is the molar mass of NaOH?

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

How many moles are in 16.94g of water?

• 16.94
• 0.9403
• 305.2
• 1.063

Which of the following is true about a mole of iron and a mole of zinc?

• they have the same mass
• the iron sample has more mass
• the zinc sample has more mass

A mole of helium contains _____ atoms.

• 2
• 4.00
• 6.02 x 10^23
• 8

Tags

NGSS.MS-PS1-1

What is the mass of 1.8 mol of aluminum chloride?

• 26.98 g
• 62.43 g
• 133.34 g
• 240.01 g