The Mole
What is 6.02 x 1023 particles?
The type of chemical reaction that is represented by Ca(OH)2 --> CaO + H2O.
What is decomposition?
Given the equation 2H2 + O2 --> 2H2O, how many moles of O2 are needed to react with 4.0 moles of H2?
What is 2.0 mol O2?
Relationship between pressure and volume.
What is an inverse relationship?
Classification of HCl.
What is an acid?
The percent composition of H2O.
What is 11.21% H and 88.79% O?
Consider this incomplete chemical equation: Na + CuCl2 --> _____________. What are the products of this equation?
Given the equation 2H2 + O2 --> 2H2O, how many liters of O2 are needed to react with 7.0 moles of H2?
What is 78 L of O2?
A sample of gas occupies 17 mL at -112 degrees Celsius. What volume does the sample occupy at 70 degrees Celsius?
What is 36 mL?
Classification of NaOH.
What is a base?
Name of Na2SO4.10H2O.
What is sodium sulfate decahydrate?
When the equation below is balanced, what are the coefficients listed in order? C3H8 + O2 --> CO2 + H2O
What are 1, 5, 3, 4?
Given the equation 2H2 + O2 --> 2H2O, how many grams of H2O are produced when 4.0 moles of H2 reacts with O2?
What is 72 grams of H2O?
If a balloon is heated, what happens to the volume of the air in the balloon if the pressure is constant?
The volume increases.
What is the molarity of a solution made by dissolving 2.17 moles of NH3 in enough water to make 600.0 mL of solution?
What is 3.62 M?
The number of molecules in 1.20 grams of N2.
What is 2.58 x 1022 molecules?
The diatomic elements.
What are N, O, F, Cl, Br, I, H?
Given the equation 2H2 + O2 --> 2H2O, how many molecules of O2 are needed to react with 8.0 moles of H2?
What is 2.4 x 1024 molecules of O2?
Standard temperature and pressure.
What is 0 degrees Celsius and 1 atm?
A solution has a pH of 2 and is classified as an acid. What is the molarity of this solution?
What is 1 x 10-2 M?
The number of moles in 13.8 L of O2 gas.
The name of the solid that comes out of solution during some chemical reactions.
Given the equation 2H2 + O2 --> 2H2O, how many grams of H2O are produced when 1.2 grams of H2 reacts with O2?
What is 1.8 g of H2O?
A gas occupies a volume of 2.4 L at 14.1 atm. What volume will the gas occupy at 84.6 atm?
What is 0.40 L?
A solution has a molarity of 1x10-8 M. What is it's classification?
What is a base?