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A solution is prepared by dissolving 0.13 of acetic acid and 0.13 of ammonium chloride in enough water to make 1.0 of solution
What is the solubility product constant? Given Ksp = 1.1 x 10^-3 for BaF2(s), calculate the molarity of Ba+2 in a saturate solution of BaF2 (at equilibrium).
A mixture of four gases exerts a total pressure of 860 mm Hg. Gas A and B, both exert 220 mm Hg, Gas C 110 mm Hg. What pressure is exerted by gas D?- When does a real gas behave like an ideal gas?
Describe the preparation of 3 liters of a .2 m na-acetate buffer, ph 5.0, starting from solid sodium acetate trihydrate (mw 130) and a 1 M solution of acetic acid.
What volume and mass of steam at 100 degrees celsius and 760 torr would release the same amount of energy as heat during condensation as 65.5 cm(cubed) of liquid water would release during freezing?
The ballon ascends to and altitude where the pressure is 504 mmHg and temperature is -34degree celcius . What is the volume of the ballon at this altitude
camphor was reduced by an excess of sodium borohydride to make 1.3 g of isoborneol. Calculate the theoretical yield and percent yield for this reaction.
Using formal charges, draw the resonance form from among all the Lewis structures that is most important in describing BeCl2.
how do you prepare 50mL of 0.15M malonic acid, 0.020M manganese sulfate and 0.5% (w:v) starch from malonic acid CH2(COOH)2 reagent grade, starch (soluble), and manganese (II) sulfate monohydrate, MnSO4.H2O (s)?
The d-d transition in [Ti(H2O)6]3+(aq) produces an absoption maximum at 500 nm. What is the magnitude of DELTA for this complex in kJ/mol?
If B gas at 0.221 bar is injected into a container at 665 °C that contains excess A, what are the partial pressures of all gases present at equilibrium?
Complete and balance the following skeleton reaction and identify the oxidizing and reducing agents. include the states of all reactants and products in your balanced equation. don't have to include the states
What is the molarity of a solution that contains 60.0 of vitamin B1 hydrochloride (molar mass = 337 ) in 180 of solution?
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