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Gold chloride,AuCl, has a Ksp of 2.0x10^-13. How many grams of gold are found in 500. ml of a saturated aqueous solution of AuCl
A beaker with 1.70×102 mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 6.20 mL of a 0.490 it M HCl solution to the beaker. How much wi..
Which of the following types of radiation is composed of particles with a charge and mass identical to that of an electron?
compound noradrenaline contains 56.79% C, 6.56% H, 28.37% O, and 8.28% N by mass. What is the empirical formula for noradrenaline?
A local FM radio rock station in San Antonio is known to operate at a frequency 99.5 MHz. Determine the energy associated with a mole of photons emitted by this station in J/mol. (106 Hz = 1 MHz) (1/s = 1 Hz).
A common rocket propellant is a mixture that includes liquid hydrazine, N2H4, as a fuel and liquid hydrogen peroxide, H2O2, as an oxidizer. The products formed are nitrogen, N2(g), and water, H2O(g).
What pressure in torrs, will be exerted by 3.57g of nitrogen monoxide at 34 degrees C
How many grams of TiCl4 are needed to react completely with 155 L of H2 at 435 oC and 795 mm Hg pressure?
An oxidation-reduction happens in any electrochemical cell; voltaic or electrolytic. (look these terms up in your general chemistry text if you don't remember them.)
Calculate the molarity of the following solution. 2.5 moles of glucose in 5.0L of solution. Express your answer using two significant figures
If He(g) has an average kinetic energy of 6410 J/mol under certain conditions, what is the root mean square speed of Cl2(g) molecules under the same conditions?
Two scientists are experimenting with pure samples of isotope X, a highly radioactive substance. The first scientist has a sample with a mass of 20 grams.
Following the procedure of this experiment, a student team used 0.266g of barium nitrate and 0.424g potassium iodate and collected 0.395g of barium iodate. What was the theoretical yield of barium iodate?
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