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When a 1.48 g sample of this compound placed in a contained and warmed to the 165 degrees C, it has a pressure of 805 torr and a volume of 650 mL.
Suppose that rubbing alcohol (C3H8O) which is having 1.02g evaporates from a 54.0g aluminum block. If the aluminum block is initially at the 25'C, describe the final temperature of the block after t
Initially [SCl2] = 0.675 M and [C2H4] = 0.973 M, and after the reaction reaches equilibrium [S(CH2CH2Cl) 2] = 0.350. how can describe the equilibrium constant for this reaction?
Person averaged 52 mph on last part of trip because of traffic. Total time of trip was 5hrs and 45 minutes. Determine amount of time at each of 2 speeds.
Estimate the equilibrium concentration of N2? For the nitrogen fixation reaction 3H2 (g) + N2(g) 2NH3(g), Kc =6.0 × 10-2 at 500°C if 0.250 M H2 and 0.050 M NH3 are present at equilibrium.
Assuming that the reaction SO2(g) + H2O(l)--> H2SO3(l)is quantitative, discuss how much sulfurous acid is produced when 100.0 g of sulfur dioxide are mixed with the 60.0 g of water?
An impure sample of Na3PO4 which is having 2.488g are dissolved in the water, and the PO43- ions are precipitated as Ca3(PO4)2, which is dried, filtered and found to weigh the 1.796 g. Calc
With a substantial stench the hydrogen sulfide gas is a poisonous gas like that of rotten eggs. It can be found in the natural gas like that used in the academic laboratories. The Hydrogen sulfide w
Find how many gallons of vanilla ice cream with 12% butterfat should be mixed with 20 gallons of chocolate ice cream with 20% butterfat to make fudge ice cream with 15% butterfat?
Determine the standard enthalpy change for the reaction that represents the breaking all the bonds in the gaseous C_6H_ 6 (g)?
Determine the number of moles of CO2 formed starting with the 3.80 moles of CO, if there is enough oxygen gas to react with the entire CO.
Explain the amplitude, period, and phase shift affect graph of sine or cosine function. Utilize complete sentences. Ordered pair <-3,2> represents vector XY.
At 71.2°C a coffee-cup calorimeter contains the 65.0 g of water. At 20.2°C a 15.0 g piece of metal is placed in the calorimeter. The final temperature of the water and the metal is 69.3°
When making a complex ion, for a first row transition metal would you take the electrons out of the 4s or 3d first? It seems like since you fill 4s first you would not take them out until after all
Provide the outline for all the chair conformations of 2-tert-butylcyclohexanol. Find out the cis and trans stereoisomer and circle the least stable conformation and explain your choice.
When 50.0 mL of a sodium chloride solution and 100.0 mL of a silver nitrate solution were mixed in a constant pressure calorimeter, the temperature of the mixture rose from the 21.15 degrees C to 25
Estimate the number of grams of Aluminum formed in one hour by the electrolysis of molten AlCl3 if the electrical current is 10.0 A. (A=amps=C/s)
Estimate the value of pH? Determine the numbers of grams of KOH must be added to 0.500 L of the buffer to change the pH by the 0.15 units?
You drop the ball from top of the building which is 144 feet high. If ball bounces back to 2/3 of height is falls each time. How many feet will ball have travelled after ten bounces?
Calculate the theoretical yield of H2S in moles if the 4.0 molAl2S3 and 4.0 mol H2O are reacted according to the following balanced reaction when a possibly useful molar mass is Al2S3 =150.
Describe the wavelength and frequency of the radiation involved in the least energetic emission line in the Lyman series? Determine what quantum levels are involved in the emission line? Estimate t
The molar heats of vaporization and fusion of a certain substance are 7.31 kJ/mol and 3.63 kJ/mol and the melting points and boiling points are -161 degrees Celsius and -115 degrees Celsius
A 25.0 L container initially contains the oxygen gas which is having a partial pressure of 0.711 atm at the160 degrees C, plus 0.397 g of hydrogen gas.
Estimate the heat of formation of sucrose, knowing that the heat of combustion is -5645 KJ/mol. How can write the equation for the combustion of sucrose?
A gaseous compound containing hydrogen and carbon was analyzed and found to consist of the 83.65% carbon by mass. At 139 degrees C and 1.00 atm, when the density of this compound is 2.55g/L