Practice- Ch 10 Mole conversions & % Composition Show your Work, Circle your answer and include the Units:
[Grams - (MM) - MOLES - (Avog. #) - Particles; MOLES - (MV) - Liters of gas]
1. Find molar mass then calculate how many grams are in 3.50 mol of NaHCO3-
[mol grams]
-
2. Determine how many particles are in 6.50 mol of Al2 03 - [mol – part]
3. Find molar mass then calculate how many moles and particles are in 210 g of AlF3 –
[gram – mol - part]
4. Find molar mass then calculate how many moles and grams in 2.41 x 1024 molecules of
H20-
[part - mol - gram]
5. Find molar mass then calculate how many moles and liters are in 85 g of NH3 gas-
[gram – mol – Liters]
6. Find molar mass then calculate how many liters, grams & particles are in 1.5 moles of N2
gas
[mol - Liters or grams or part]