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The hydrogen phosphate ion is the conjugate acid of the phosphate ion.
A. State the balanced chemical equation and the Ka expression for the dissociation of aqueous hydrogen phosphate.
B. State the balanced chemical equation and the Kb expression for the reaction of the aqueous phosphate ion with water.
C. Utilizing the balanced chemical equations in parts A and B, the Ka expression, and the Kb expression, show that Kw = KaKb
The lengths of chemical bonds in H2 and in other compounds formed from hydrogen isotops is about .74 x 10^-10 m. Estimate the bond length in molecules where the muon replaces the electron.
If atom X forms a diatomic molecule with itself, the bond is A) ionic B) polar covalent C) nonpolar covalent D) polar coordinate covalent
what mass of water must be removed from the air each time the volume of air in the room is cycled through the air conditioner? The vapor pressure from water at 30 C is 31.8 torr.
(a) If the fuel consists of 9.3 mole CH4, 3.1 mole C2H6, 0.40 mol C3H8, and 0.20 mole C4H10, what mass of CO2 (g) is produced per minute? (b) How much heat is released per minute?
The addition of one crystal of NaClO3 to a solution of this salt causes more crystals to precipitate from solution. If there is no temperature change, the resulting solution is
Calculate the osmotic pressure (in torr) of 5.48 L of an aqueous 0.136 M solution at 25 celsius if the solute concerned is totally ionized into three ions (for example, it could be Na2SO4 or MgCI2).
What pressure would have to be applied to steam at 365°C to condense the steam to liquid water (H vap = 40.7 kJ/mol)?
A student has sample of HNO3 of 340 ml at 25 degrees celsius and add water of 110 ml at 95 degrees celsius then determine the final temperature of the mixture
A 15.0- mL sample of 0.100 Ba(OH)2 is titrated with 0.125 M HCl. Calculate the pH for at least five different points throughout the titration curve and make a sketch of the curve.
What volume of 16M HNO3 will be needed to prepare 250mL of 0.50 M HNO3
Given a buret filled with 0.12M acetic acid and a second buret filled with 0.15M sodium acetate, how many milliliters of each solution should be mixed together to produce 23.0mL of a solution with a pH of 4.73
Pin on disk machine and machined the important related to industry applications in this machine.
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