Molar Mass Calculations for Aluminum Nitrate

The video tutorial explains how to calculate the molar mass of aluminum nitrate using the periodic table. It begins by identifying the atomic masses of aluminum, nitrogen, and oxygen, and then demonstrates the calculation process step-by-step. The tutorial concludes with the final molar mass result and notes on potential variations due to different periodic tables.

What is the molar mass of aluminum used in the calculation of aluminum nitrate?

• 16.00 grams per mole

• 26.98 grams per mole

• 14.01 grams per mole

• 32.00 grams per mole

How many times is the molar mass of oxygen multiplied in the calculation?

• 3 times

• 4 times

• 2 times

• 1 time

What is the total molar mass of the oxygen component in the calculation?

• 16.00 grams per mole

• 32.00 grams per mole

• 48.00 grams per mole

• 64.00 grams per mole

What is the final calculated molar mass of aluminum nitrate?

• 165.00 grams per mole

• 138.03 grams per mole

• 165.01 grams per mole

• 165.98 grams per mole

Why might the calculated molar mass of aluminum nitrate vary?

• Because of incorrect calculations

• Due to changes in temperature

• Due to different chemical reactions

• Because of different periodic tables and rounding