Chemistry Math

What is the molar mass of NaHCO₃

• 86 g/mol

• 16 g/mol

• 165 g/mol

• 84 g/mol

What is the mass of 4 moles of CO2

• 68 grams

• 110 grams

• 48 grams

• 12 grams

how many centimeters are in 400 inches

• 1016 cm

• 508 cm

• 2.54 cm

• 3000 cm

how many hours are in a 30 days

• 720 hours

• 6500 hours

• 1000 hours

• 24 hours

Molar Mass of H₂O₂

• 34.01 g/moles

• 45.2 g/moles

• 85.6 g/moles

• 30.1 g/moles

How many cm are in 1 meter

• 100 cm

• 1000 cm

• 10 cm

• 10000 cm

how many feet are in 600 yards

• 1800 feet

• 18000 feet

• 180 feet

• 2000 feet

convert 6.2 moles of nickel to grams of nickel

• 277 grams

• 480 grams

• 366 grams

• 180 grams

what is the mass of 10 moles of sodium sulphite (Na₂SO₄)

• 1420 grams

• 2000 grams

• 1400 grams

• 1260 grams

what is the mass of 20 moles of hydrochloric acid HCl

• 730 grams

• 1000 grams

• 630.3 grams

• 710.56 grams