Sci20: molar mass miniQUIZ

Calculate the molar mass of the following [WRITE OUT THE FORMULA FIRST]: 2. cesium phosphate

• 493.70 g/mol

• 476.85 g/mol

• 512.93 g/mol

• 450.60 g/mol

Calculate the molar mass of the following [WRITE OUT THE FORMULA FIRST]: 1. magnesium nitrate

• 148.33 g/mol

• 156.38 g/mol

• 134.26 g/mol

• 162.45 g/mol

Calculate the number of grams present in each of the following. try to Show all your work with units.

2.50 moles of calcium hydrogen carbonate

• 405 grams

• 380 grams

• 420 grams

• 395 grams

Calculate the molar mass of the following [WRITE OUT THE FORMULA FIRST]: 3. lithium sulfate

• 109.94 g/mol

• 120.92 g/mol

• 110.94 g/mol

• 130.90 g/mol

Calculate the molar mass of the following [WRITE OUT THE FORMULA FIRST]: 4. potassium bromide

• 119.00 g/mol

• 128.20 g/mol

• 138.30 g/mol

• 148.40 g/mol

Calculate the mols of solute needed to make 250mL of 1.50mol/L H2SO4(aq)

record a 3 digit answer please