ChemistryWiki | RecentChanges | Preferences
Name: __________________________________________ Period: _________
Using the mole calculation worksheet including showing all appropriate work, answer the following questions/problems.
1. How many grams do you need to mass out to get 12.3 moles of carbon monoxide ( C1O1)?
2. How many mole of Calcium chloride (Ca1Cl2) do I have if I have 4.58E24 formula units (f.u.) of this compound?
3. How many liter (L) @STP do I have if I have 7.02 moles of elemental nitrogen gas (diatomic element, N2)?
4. How many moles of Sodium carbonate, Na2(CO3)1, do I have if I mass out 372g of this ionic compound?
Answers:
1) 344g C1O1
2) 7.61 mole Ca1Cl2
3) 157 L N2 gas @ STP
4) 3.51g Na2(CO3)2