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What partial pressure of dinitrogen monoxide gas is required in order for 0.00280 g of the gas to dissolve in 11.4 mL of pure water? The Henry's Law constant for dinitrogen monoxide gas is 2.4 x 10-2 M atm-1.
A student was given a standard Fe(s) | Fe2+(aq) half-cell and another halfcell containing an unknown metal M immersed in 1 M MNO3(aq).
A 499 mL sample of solution contains 32.0 g of CaCl2 Calculate the molar concentration of Cl - in this solution
a 25.00 ml sample of 0.100 m ch3co2h is titrated with 0.100 m naoh. what is the ph of the solution at the points where
Which pair of solutions should conduct electrical current equally well because they contain equal numbers of ions? 0.10 M NH3 and 0.10 M NH4Cl 0.10 M HBr and 0.10 M HF 0.10 M NaCl and 0.10 M Na2SO4 0.10 M NaNO3 and 0.10 M HNO3 0.10 M HNO3 and 0.10..
A titration was performed to determine the solubility product constant (Ksp) of an unknown iodide with formula . The first two steps of the reaction sequence are shown below:
Write out and label the oxidation half-reaction and the reduction half-reaction. b)Combine your balanced half-reactions to show the balanced total reaction. c)What is the oxidizing agent. What is the reducing agent.
At 0.0oC, if the volume of air is 2.6 mL and the pressure of the atmosphere that day is 815 mmHg, what is the number of moles of air?
A 9m^3 room contains a canister of CO2 with a faulty valve. At a level of 75 mole % CO2, breathing the air becomes lethal. The room temperature is 25 degrees Celcius.
Helium gas is heated at constant volume from a state of 100 kPa, 300 K to 500 K. A following process expands the gas at constant pressure to four times the initial volume.
Find the other sp hybrid orbital given the one below using orthonormal relationships. Psi2p=3(Psi2s) + 4(Psi2pz)
A 25.0 mL bubble is realeased from a diver's air tank at a pressure of 4.00 atm and a temperature of 11 C. what is the volume of the bubble when it reaches the ocean surface where the pressure is 1.00 atm and the temperature is 18 C?
ammonia and hydrazine are both compounds of nitrogen and hydrogen.based on the law of multiple proportions how many
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