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Oxygen gas is contained in a 30.0 L tank at a pressure of 4.07 atm. The tank is connected by tubing to a second empty tank with a volume of 36.0 L. Once the valve is opened, some oxygen gas flows from the first tank into the second tank until the gas occupies a new volume comprised by both tanks. The temperature remains unchanged. Determine the final pressure of the system of two tanks.
Would the pH of a 0.10 M formic acid (HCOOH) solution be higher or lower than the pH of a solution containing 0.10 M formic acid and 0.10 M sodium formate (HCOONa)?
You are asked to prepare an aqueous solution of ethylene glycol (HOCH2CH2OH) with a mole fraction of 0.142.
Predict whether the following compounds will undergo the benzoin condensation, faster slower than benzaldehyde or give no reaction. You must think about the intermediate and the nucleophile
How many grams of zinc are there in 22.7 g of ZnCl2?
Determine the molar mass of a covalent compound to be about 220gmol-. In another experiment you establish that its empirical formula
The inclined plane is supported by a horizontal table. Both the cube and the inclined plane can move without friction along the surfaces that support them (the inclined plane and the table, respectively). What is the normal force on the inclined p..
Mass of silver chloride can be produced from 1.03L of a 0.132M solution of silver nitrate: mass of AgCl=19.4g. I figured out part A, could you please help me with part B? B: The reaction described in part A, required 3.79 of sodium chloride. What ..
Initially a container contains 0.75 M HBr and no product. What is the equilibrium concentration of HBr if the equilibrium concentration of H2 is 0.14 M
What is the percent ionization of a solution made by adding 6.00 grams of CH3COOH to 100 g of water (Kb = 0.512 ?C/m) if the boiling point of the solution is 100.712 ?C? Answer in units of %.
What is the oxidation half reaction, Reduction half reaction, and overall reaction for Chloride + permanganate --->
Write the overall balanced equation of potassium permanganate with sodium oxalate in acidic solution using the half reaction method. Indicate the oxidation states for each species as well as the oxidizing agent and reducing agent.
Which element has 55 neutrons, 36 electrons, 40 protons and has a mass of 95. I know its 95Mo but does it have a ion charge of +2,+4,or+6? I've tried +2 and +6 but its wrong. Help would be appreciated.
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