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Oxidized and reducedHg(s)+Cu(NO3)2(aq)>Cu(s)+Hg(NO3)2(aq)Hg2^2+(aq)+Sn2+(aq)>2Hg(l)+Sn^4+(aq)
Calculate enthalpyH2+Cl2>HCLN2+3H2>2NH3
Boyle's LawA balloon with a volume of 1.5 liters is compressed to 0.50 liter. If the initial pressure is 14 psi what is the final pressure
Charles law A how air balloon has a volume of 653 L at its initial temp and 700 L after it is heated. If the initial temp is 25C what is the final temp?
Gay Lussacs lawA metal cylinder with a fixed volume was filled with gas to 2 atm pressure at room temp 25 C. The cylinder was then taken outside on a cold winter day where the temp was-10.0 C. What is the pressure inside the cylinder?A scuba divers oxygen tank is filled in a room which is at 20C. They are then submerged in a tank of cold water to test where they are leaking. The original pressure inside the tank was 20.00 atm and the pressure in the water is 19.75 atm what is the temp of the water?If a whipped cream container at 0.0 C is put into a campfire and its temp is raised to 300 C what was the initial pressure in the container if the final pressure is 15 atm
Ideal gas lawMy car has an internal volume of 2600 liters. At a temp of 20 C and a pressure of 760 mmHg homw many moles of gas are in my car?48 grams of oxygen gas is heated in a container with a volume of 1500. mL to 350 C. What is the pressure in the container?
Consider a two state system with a difference in energy of 200 cm^-1. What is the temperature of the system if there are 5 particles in the ground state and 10 in the excited state
what is the longest wavelength of light that can be emitted by a hydrogen atom that has an initial configuration of
Indicicate the coordinaiton number of the metal and oxidation number of the metal as well as the number and type of each donor atom of the ligands for the folloing complexes:
Baking soda decomposes into sodium carbonate, water vapor and carbon dioxide. how many liters of gas will be produced at 155 C and 753 torr by the complete decomposition of 3.2 g of sodium bicarbonate?
The di basic compund B(pkb1=4.00),pkb2=8.00 was titrated with 1.00 M HCl. the intial solution of B was 0.100M and had a volume of 100.0mL. A) At what volumes are the two equivalence points?
How many mL of a 0.8 M NaOH(aq) solution are required to make 500 mL of a solution with pH=12.50?
Solubility Constant, Ksp of Reactant, The chemical reaction representing the soluability of AGBr is: AgBr (right and left arrow) Ag^+ +Br^-
Calculate the energy released when a 28.9 gram piece of copper is cooled from its melting point of 1083 degrees C to 25.0 degrees C. The specific heat of copper is .385 J/g degrees C.
what is the theoretical mass of xenon tetrafluoride that should form when 130 g of xenon is reacted with 100 g of f2?
What is the concentration of iron in the steel sample? Express your answer as grams of Fe per grams of steel (g Fe2 / g steel).
What formula of the percipitate formed? and what do you observe upon the addition of dilute HNO3 and what equillibrium has been disturbed? would you expect lead chloride to dissolve in dilute HNO3? Explain
Calculate the density of the sample. Show all work and use significant figures and units.
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