1. How many grams of MgBr₂ are in 4.35 x 10²² molecules of magnesium bromide (MgBr₂)?

Mg = 24.01 g/mol

Br = 79.90 g/mol

Enter your answer in decimal form with 3 sig figs. Use the proper abbreviation for the units.

2. How many grams of oxygen (O) are present in a 6.01 g sample of potassium nitrate (KNO₃)?

Enter your answer in decimal form with the correct number of sig figs. Use the proper abbreviation for the units.