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As per to the EPA, the maximum contaminant level (MCL) of antimony in drinking water is 0.0060 mg/L. (a) Transfer the MCL of antimony from milligrams per liter to parts per billion (ppb).
I2(g) + Br2(g) is at equilibrium with 2IBr(g), Kc=8.7x10^2 at 150 degrees celcius. Suppose that 0.84 mol of I2 and 0.84 mol of Br2 are placed in a 3.000 liter flask and allowed to reach equilibrium at 150 degrees celcius. What are the equilibrium ..
0.60 g of hydrogen chloride HCl is dissolved in water to make 7.5 L of solution. What is the pH of the resulting hydrochloric acid solution.
a calculate the smallest increment of energy that can be emitted orabsorbed at a wavelength of 10.8 mm?b what is the
The crystal structure of lithium sulfide Li2S is pictured here. The edge length of the unit cell is 5.88*10^2pm. What is the density of Li2S in grams per cubic centimeter?
Ether usually known as Ethoxyethane, is often used to extract organic compounds from aqueous solution. Which of its properties A does notfavour its selection for this use?
calculate the wavelength in nm of light hz illuminating a sodium surface if the threshold wavelength of sodium is 544
Synthesize 2-butanol from an aldehyde and a grignard reagent.Show two possible routes to the product.
a robust first grader goes for swimming lessons three times a week and he enjoys it thoroughly. during the first week
sample of sodium reacts with 0.497 kg of chlorine forming 819 g of sodium chloride, what mass of sodium reacted
A metallic object to be plated in copper is placed in a solution of CuSO4. What mass of copper will be deposited on the object if a current of 0.22 amps flows through the cell for 1.5 hours
A 4.78 L sample of H2O(g) reacts at a temperature of 375°C and a pressure of 692 mm Hg. How many grams of NH3 can be produced?
how much pv work is done and what is the value of total energy change in kilojoules for the reaction of 0.50 mol of h2
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