Gases
Particles with no definite volume and shape, the most disordered state of matter
What is a gas?
At what temperature will .654 moles of neon gas occupy 12.3L at 1.95 atm?
What is 447K/
What is a redox reaction?
What is oxidizing and reducing?
2Na (s) + Cl2 (g)--> 2Na+ + Cl-
What is sodium is oxidizing, chloride is reducing?
Find M of aq sol'n that has 50kg KBr dissolved to 2L sol'n. How much water must be added?
What is 2.7L?
Affected by: concentration of gas molecules, container volume, number of gas particles in a given volume, and the speed of a gas.
What is the pressure of a gas dependent on?
What is the total pressure?
2H2O2 (l) --> H2O (g) + O2(g)
H2O (g)= .05atm
O2 (g)= .05 atm
What .1 atm?
Adding an acid or base to one another to make an equivalence point.
What is a titration?
Write out all the equtions
K2SO4 (aq) + 2AgNO3 (aq)-->
What is....
10mL of .2M HBr titrates with .10M NaOH. What volume of NaOH is needed for equivalence point?
What is 20mL NaOH?
Includes pressure and volume, indirect relationship, scuba diving law
What is Boyle's law?
Initially 5 mols of gas are in a 8L expandable container, when the number of mols of gas increases to 10 mols, what is the new volume of the container?
Bonus/Hint: what law is this?
What is 16L? What is Avogadro's law?
Explain actual vs theoretical yield
What is how much you actually make vs what is calculated to be made?
Complete:
HF+ H2O(l) <-->
What is H30+ +F-?
GIven 21.8g of Zn (s) what volume of 5M HF is needed to complete the reaction?
What is .134L?
Movement of molecule into small empty container; gradual mixing of molecules of different gases
What is effusion and diffusion?
What is 1.30L?
Name some compounds/ elements that are soluble.
What is....
Write out all equation of Pb (NO3)2 +K2CrO4.
What is...
NH4NO3 (s)--> N2O (g) +2H2) (g)
FInd theoretical yielf of H20 from 1 kg of NH4NO3.
Then find % yield if 200g of H2O is produced
What is 449.6g, and 44.4%?
Gas particles have volume, IMFs, and non elastic collisions
What are some deviations of the Ideal Gas Law?
What is the molar mass of air at 25C and 2atm and density is 1.5g/L?
What is 18.3 g/mol of air?
What is disaccoiates completely and ionizes, conduct electrical current?
What is a strong electrolyte?
What is oxidizing and reducing?
CH4+2O2--> CO2 + H2O
What is carbon oxidized, and oxygen reduced?
Not a question sorry <3
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