Molar Mass
What is the molar mass of Nitrogen?
14 g/ mole
How many moles are in 20 grams of Carbon?
1.67 moles C
Water in a damned-up lake is an example of what type of energy ?
Potential
What is the molar mass of CO2 ?
44.01 g/ mole
How many moles are in 68 grams N ?
4.86 moles N
A gallon of flammable liquid is what type of energy ?
Chemical Potential energy
What is the molar mass of C6H12O6 ?
180.15 g/mole
How grams are in 24.3 moles of H2O ?
238 grams H2O
Give three examples of kinetic energy ?
...
What is the molar mass of C6H6 ?
78.11 g/ mole
How many molecules are in 61 grams of CO2?
8.35 x 10 ^23
What does 1 cal equal in joules ? (No notes )
4.184 J
194.19 g/ mole
What is the mass of water if there are 6.87 x 10 ^34 molecules are there?
2.06 x 10 ^12 grams H2O
Give the defintition and an example of chemical energy ?
Chemical energy is energy stored within structural units of chemical substances. ex- gasoline