FORM 4 CHEMISTRY C3 THE MOLE CONCEPT,CHEMICAL FORMULA

A mole of Neon contains
6.02 x 10²³ _____.

• atoms
• formula units
• ions
• molecules

Find the Molar Mass of:
Ga₂(SO₃)₃

• 280 g/mol
• 400 g/mol
• 380 g/mol
• 480 g/mol

A mole of potassium chloride contains 6.02 x 10²³ _____.

• atoms
• formula units
• ions
• molecules

Tags

NGSS.HS-PS1-7

How many molecules are in 2.00 moles of H₂O?

• 124x10²⁴ molecules of H₂O
• 1.20x10²³ molecules of H₂O
• 1.20x10²⁴ molecules H₂O
• 124

Tags

NGSS.HS-PS1-7

Determine the molar mass for CCl₄

• 153.8 g/mol
• 47.54 g/mol
• 189.35 g/mol
• 82.9 g/mol

Which of the following is a compound?

• Co
• O₂
• C
• CO₂

Tags

NGSS.MS-PS1-1

Which of the following is NOT an element?

• H₂O
• H₂
• O₂
• Au

Tags

NGSS.MS-PS1-1

How many Hydrogen are in 4H₂O?

• 6
• 8
• 2
• 4

Tags

NGSS.MS-PS1-1

How many elements are in C₆H₁₂O₆?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1