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What is the partial pressure of nitrogen in a container that contains 3.96 mol of oxygen, 7.49 mol of nitrogen, and 1.19 mol of carbon dioxide when the total pressure is 563 mmHg?
how many joules are required to heat 2 l of water in a pot from 20 degree c to the boiling point of water? the specific
Calculate the percent ionization of 7.4x10^-3 M butanoic acid in a solution containing 7.0x10^-2 M sodium butanoate
At equilibrium 1.12e-02 mol of HCl is found in the reaction mixture. Calculate the equilibrium pressures of all gases in the reaction vessel and the value of KP for the reaction. Pick the correct statement from the multiple choices. Use the value ..
A solution of 0.18 mol of the chloride salt of protonated atropine (AH^+), a weak organic base, in 1.0 L of solution has pH = 5.20.
A galvanic cell is constsructed with 2 Pt electrodes. The anode has 1 Molar solution AgNO3 The cathode has 1 M solution of Chromium nitrate explain what volume of O2 gas at STP would be released at the anode while the chromium is being deposited a..
What does ozone do that oxygen (or any other molecule) do? How? Ozone is created in what is believed to be a two-step process. It is destroyed naturally in one of two pathways. What are those reactions? On Your Own: What is the role of UV in the d..
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
Silver chloride usually does not ppt in solution of 1.0M NH3. However AgBr has a smaller Ksp. Will AgBr ppt form a solution containing 0.01M AgNO3, 0.01M NaBr and 1.0 M NH3? Ksp = 5 x 10^-13
In this experiment the choice of precipating reagent is important. briefly explain what the consequences would be if excess 6M NaOH solution instead of 6M NH3 solution were used to seperate Fe3+ and Al3+ ions from Ca2+, Cu2+, and K+ions at pH9-10...
The reaction 2NO+Cl2=2NOCl is carried out in a closed vessel. If the partial pressure of NO is decreasing at the rate of 20 torr/min, what is the rate of change of the total pressure of the vessel?
A 25.0 mL sample of 0.10 M sodium benzoate is titrated with 0.10 M HCl(aq). What is the pH after the addition of 32.0 mL of HCl(aq)? (Kb of C6H5CO2- = 1.6 ´ 10-10)
A 70.0 g steam sample at 150.0 degree Celsius was converted to ice at -150.0 degree Celsius, calculate the total amount of heat removed in the process.
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