Gram-mole conversions

What is the molar mass of Hydrogen Peroxide (H₂O₂)?

• 48 g/mole
• 34.02 g/mole
• 36.5 g/mole
• 35.5 g/mole

How many moles are in 16.94g of water?

• 16.94 mol H₂O
• 0.9401 mol H₂O
• 305.3 mol H₂O
• 1.063 mol H₂O

Tags

NGSS.HS-PS1-7

What is the mass in grams of 5.90 mol C₈H_18?

• .0512 g
• 19.4 g
• 673 g
• 389 g

Tags

NGSS.HS-PS1-7

How many moles are in 19.82 g Mg? 

• 1.226mol Mg
• 481.7mol Mg
• 1.000mol Mg
•  0.8156 mol Mg

Tags

NGSS.HS-PS1-7

Determine the molar mass for carbon tetrachoride (CCl₄)

• 153.823 g/mol

• 118.37 g/mol

• 189.35 g/mol

• 47.464 g/mol

What is the mass in grams of 2.3456 moles of W?

• 431.22 grams

• 6.02 grams

• 207.2 grams

• 486.01 grams

How many moles are in 1459 grams of Na?

• 63.46 moles

• 60.36 moles

• 10 moles

• 1 mole

What is the molar mass of one mole of HCl?

• 79.92 grams per mole of HCl

• 36.46 grams per mole of HCl

• 35.45 grams per mole of HCl

• 1.01 grams per mole of HCl

What is the molar mass of (NH₄)₂CO₃ ?

• 144.0g/mol

• 138.0 g/mol

• 96.1 g/mol

• 78.1 g/mol

How many moles are in 98.3 g of Aluminum Hydroxide (Al(OH)₃)?

• 78.0 mol

• 1.30 mol

• 6.60 mol

• 5.90 mol

Tags

NGSS.HS-PS1-7