Molar Mass and Atomic Mass Concepts

This video tutorial explains how to calculate the molar mass of silver carbonate (Ag2CO3). It begins by identifying the atomic masses of silver, carbon, and oxygen from the periodic table. The tutorial then demonstrates how to calculate the total molar mass by multiplying the atomic masses by the number of each type of atom in the compound. The final molar mass of Ag2CO3 is calculated to be 275.75 grams per mole. The video concludes with a note on potential variations in results due to differences in periodic table rounding.

What is the atomic mass of silver as mentioned in the video?

• 107.87 grams per mole

• 275.75 grams per mole

• 12.01 grams per mole

• 16.00 grams per mole

How many silver atoms are present in the compound Ag2CO3?

• One

• Four

• Two

• Three

What is the atomic mass of carbon used in the calculation?

• 275.75 grams per mole

• 16.00 grams per mole

• 107.87 grams per mole

• 12.01 grams per mole

What is the total molar mass of Ag2CO3 as calculated in the video?

• 275.75 grams per mole

• 12.01 grams per mole

• 107.87 grams per mole

• 16.00 grams per mole

Why might there be slight variations in the calculated molar mass of Ag2CO3?

• Different chemical formulas

• Incorrect atomic masses

• Errors in calculation

• Different periodic tables may round differently