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According to the following reaction, what volume of 0.244 M KCl solution is required to react exactly with 50.0mL of 0.210 M Pb(NO3)2 solution?
2KCl(aq) + Pb(NO3)2(aq) ----- PbCl2(s) + 2KNO3(aq)
Marble (calcium carbonate) reacts with hydrochloric acid solution to form calcium chloride solution, water, and carbon dioxide.
each successive hydrogen is more easily substituted until the trihalo species is obtained. Explain
The dipole moment of SO2 and CO2 are 5.37x10-30 C.m and zero, respectively. What can be said about the shapes of the two molecules.
Using the inverse square law of radiation, what Geiger counter reading would you get for a radioactive material when you are 3 feet from the source (assume an initial reading of 6300 R at a distance of 1 foot from the source)?
a 45-g piece of ice at 0 degrees C is added to a sample of water at 9 degrees C. All of the ice melts and the temperature of the water decreases to 0 degrees C. How many gram sof water were in the sample?
calculate the mL of MnO4 added to reach the endpoint. (b) calculate moles of MnO4 added to reach the endpoint. (c) calculate the number of moles of H2O2 in sample.
For the first-order reaction 2N2O5 ---> 2N2O4 + O2, the activation energy is 106kJ/mol. How many times faster will the reaction go at 100 degrees C than at 25 degrees C?
The Planck distribution gives the energy in the wavelength range dA at the wavelength A. Calculate the energy density in the range 650 nm to 655 nm inside a cavity of volume
What is the theoretical yield of bismuth when 393 g of Bi2O3 reacts with excess carbon as shown below? Bi2O3 + C(s) => Bi(s) + CO(g) (not balanced)
how do you calcalculate a cube of an unknown metal measures 1.61mm on one side. the mass of the cube is 36mg. which of the following is most likely the unknown metal rhodium, cooper, niobium, vanadium, or zirconium and explain why please.
The bottle is brought outside and stored at 0.0°C. (See Table 5.2) (a) What mass of water condenses inside the bottle? _______g (b) Would water condense at 10 degrees C?
What is the molecular geometry around a central atom that is sp3 hybridized and has one lone electron-pair? a.bent, b. linear, c.trigonal-planar
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