Comp. Stoich Test Review

What is the molar mass of C₆H₁₂O₆?

• 180.18

• 180.36

• 180.00

• 180.06

Tags

NGSS.HS-LS1-6

What is the molar mass of Cl₂?

• 17 g/mol

• 35.5 g/mo;

• 70.90 g/mol

• 89 g/mol

What id the molar mass of UF₆?

• 101 g/mol

• 238 g/mol

• 257 g/mol

• 352 g/mol

Calculate the molar mass of KOH.

• 28 g/mol

• 56 g/mol

• 84 g/mol

• 112 g/mol

Calculate the molar mass of Ba(C₂H₃O₂)₂

• 255.43 g/mol

• 237.3 g/mol

• 228.3 g/mol

• 196.3 g/mol

Find the mass of 11.37 mol of BaO. Round to the nearest whole number.

• 1,354 g

• 1,743 g

• 17.40 g

• 1,684 g

Tags

NGSS.HS-PS1-7

Determine the number of moles of AlNO₃ that are in 264 g of the compound.

• 2.97 mol

• 3.45 mol

• 2.73 mol

• 1.86 mol

Tags

NGSS.HS-PS1-7

Determine the amount of moles in CuBr that are in 276.9 g of the compound.

• 3.2 mol

• 1.7 mol

• 2.1 mol

• 1.9 mol

Tags

NGSS.HS-PS1-7

Find the mass of 5.82 mol of MgCl₂. Round to the nearest tenth.

• 554.12 g

• 436.8 g

• 55.2 g

• 555.9 g

Which conversion factor should be used for the following question " How many molecules are there in 4.00 moles of glucose, C₆H₁₂O₆? 

• 1 mole = 78.12 g
• 1 mole = 22.4 L 
• 1 mol = 6.02x 10²³ particles 
• more than one