Copper Sulfate Chemistry Concepts

This video tutorial explains how to calculate the molar mass of copper(II) sulfate (CuSO4). It begins by identifying the atomic masses of copper, sulfur, and oxygen from the periodic table. The video then demonstrates the calculation process, resulting in a molar mass of 159.61 grams per mole for anhydrous CuSO4. The tutorial also briefly discusses the hydrated form, CuSO4·5H2O, and notes that different periodic tables may yield slightly different results due to varying decimal places. The video concludes with a reminder of the importance of understanding these calculations.

What is the atomic mass of copper as used in the calculation of CuSO4's molar mass?

• 16.00 grams per mole

• 63.55 grams per mole

• 32.07 grams per mole

• 159.61 grams per mole

How many oxygen atoms are present in a molecule of CuSO4?

• 1

• 4

• 2

• 3

What is the total molar mass of anhydrous CuSO4?

• 32.07 grams per mole

• 63.55 grams per mole

• 159.61 grams per mole

• 151.61 grams per mole

What does the term 'anhydrous' mean in the context of CuSO4?

• Is a liquid form

• Contains water molecules

• Does not contain water molecules

• Contains extra oxygen atoms

What is the hydrated form of CuSO4 commonly called?

• Copper sulfate monohydrate

• Copper sulfate hexahydrate

• Copper sulfate dihydrate

• Copper sulfate pentahydrate

How might the molar mass calculation vary with different periodic tables?

• It will not affect the calculation

• It will be significantly different

• It might vary slightly due to different decimal places

• It will always be the same