1. The number of moles of 0.020 kg H20
2. The number of moles of 8.30 x 10²⁰ molecules H20
3. The number of molecules l 2.5 liters od water
4. The mass in grams of 12.5 mmol NaCl
5. Calculate the volume, in cubic centimeters, occupied by 8.5 x 10²⁴ molecule CCl4 (density = 1.6 g/ml)
6. Calculate the molecular (formula) weight of 2.8 kg that contains 1.2 x 10²² molecules
7. Calculate the number of moles of oxygen atoms in 2.52 g Ca(NO3)2
2. The number of moles of 8.30 x 10²⁰ molecules H20
3. The number of molecules l 2.5 liters od water
4. The mass in grams of 12.5 mmol NaCl
5. Calculate the volume, in cubic centimeters, occupied by 8.5 x 10²⁴ molecule CCl4 (density = 1.6 g/ml)
6. Calculate the molecular (formula) weight of 2.8 kg that contains 1.2 x 10²² molecules
7. Calculate the number of moles of oxygen atoms in 2.52 g Ca(NO3)2
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