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Molar Mass
Molar Volume
Composition
Misc.
100
How many inches are in 1.7 miles?
107,712 inches
100
How many moles are in 18 grams of water?
1 mole
100
What is the volume of 1 mole of any gas at STP?
22.4 L
100
Calculate the molar mass of KCl.
74.55 g/mol
100
Find the molar mass of Na(3)PO(4).
164 g/mol
200
How many seconds are in 8.9 hours?
32,040 seconds
200
How many moles are in 45 grams of water?
2.5 moles
200
How many moles are in 2.5 L of CO(2) at STP?
0.112 mol
200
Calculate the molar mass of SO(4).
96.06 g/mol
200
How many grams does 0.5 mol CH(3) weigh?
7.5 g
300
How many centimeters are in 1 mile?
160,934.4 centimeters
300
How many grams are in 4.5 mol Li(2)O?
~134.5 grams
300
What is the volume in liters of 2.30 mol of N(2) at STP?
51.52 L
300
Calculate the percent composition of phosphorous in HPO(4).
~32.3%
300
How many liters are in 8.6 mol Li(2)O?
192.64 L
400
How fast are you driving (in MPH) if you are driving 1 mile per minute?
60 MPH
400
How many grams are in 5.8 moles of NaCl?
~338.9 grams
400
Find the mass in grams of 4.2 L of O(2) at STP.
6 grams
400
Calculate the percent composition of oxygen in water.
~88.9%
400
Find the percent composition of each element in NaOH. Na = O = H =
Na = 57.5% O = 40% H = 2.5%
500
How many miles did you drive if you were driving at 0.4 miles/minute for 2 hours?
48 miles
500
How many moles are in 151 grams of C8H9NO2?
1 mole
500
Find the mass in grams of 8.3 L of H(2)O. Assume STP.
~6.66 grams
500
Calculate the percent composition of carbon in carbon dioxide.
~26%
500
How many molecules are in 1 mole of any substance?
6.02 x 10^ 23 molecules