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A researcher added 2.06g of the salt sodium nitrate, NaN0subscript 3, to a cylinder containing water. The cylinder diameter is 2 inches and the depth of the water in the cylinder is 4 inches. Determone the concentration of salt in the solution, showing your answer in units of mg/l
Find the mass of carbon in 1.750 L of acetic acid (CH3COOH) given the density of acetic acid is is 1.050g/mL.
How many grams of magnesium metal will react completely with 4.8 liters of 5.0 M HCl?
A sealed balloon is filled with 2.20 L helium at 23°C and 1.00 atm. The balloon rises to a point in the atmosphere where the pressure is 190. torr and the temperature is -35°C
The difference between voltages measured when 71.1 mL and 22.1 mL of AgNO3 have been added is 0.3929 V. Using this voltage difference and your answers to questions (a), (b), and (c), calculate the numerical value of the quotient Ksp,AgCl/Ksp,AgI.
This energy is called the work function of that metal. What is the longest wavelength of radiation (in nm) that could cause the photoelectric effect in each of the following metals
a 2.50 mole sample o krypton gas at 1.00 atm and 300.0 k occupies avolume of 62.2 l. the temperature of the krypton
the same bulb is placed in a heated oven, and the pressure is measured as 648 mm Hg. What is the temperature of the oven in °C?
To the organic chemist, infrared (IR) spectroscopy is especially useful in the determination of the structure of a new compound because it provides information about
a 235ml solution is prepared with 41.8 millimoles of an unknown sodium salt of a deprotonated organic acid nax. if the
Using the technique of the previous problem ?E was found to be -2,000.00 kJ/mol at 298 K for an unknown liquid hydrocarbon. In another experiment it was determined that for each mole of hydrocarbon
What is the molarity of the NaBr produced when 50.0 mL of 4.80 M NaOH is mixed with 150.0 mL of 1.60 M HBr
Suppose you have a solution of acid HF with concentration of 0.003M. What would the concentration of H+ and F- be at equilibrium
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