The Mole and Molar Mass

What is the molar mass of H₂O?

• 6.02 x 10²³

• 16 grams

• 18 grams

• 15.99999 grams

How many atoms are in 1 mole of Iodine (I)?

• 6.022 x 10²³

• 4.022 x 10²³

• 6.022 x 10²⁵

• 4.022 x 10²⁵

What is the molar mass of table salt (NaCl)?

• 116.886 g/mol

• 35.453 g/mol

• 22.990 g/mol

• 58.443 g/mol

Calculate the mass of 2 mol of methane. CH4

• 2

• 8

• 16

• 32

• 180.18 g/mol

• 160.16 g/mol

• 200.20 g/mol

• 220.22 g/mol

Tags

DOK Level 2: Skill/Concept

• 180 g/mol

• 160 g/mol

• 342 g/mol

• 198 g/mol

• 59.5 g/mol

• 95 g/mol

• 120 g/mol

• 145 g/mol

• 28.01 g/mol

• 32.01 g/mol

• 44.01 g/mol

• 48.01 g/mol

Tags

DOK Level 2: Skill/Concept

• 95.21 g/mol

• 59.76 g/mol

• 120.21 g/mol

• 84.76 g/mol

Tags

DOK Level 2: Skill/Concept

What is the molar mass of Mg(NO₃)₂

• 148.313g/mol

• 134.306g/mol

• 54.311g/mol