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Arrange the following solutions in order of decreasing freezing point: 0.20 m MgCl2, 0.15 m C6H6, 0.10 m CrBr3, 0.15 m CH3CH2COOH, 0.35 m NaCl. (Enter just the formulas in your answer. Use the appropriate <, =, or > symbol to separate substances in the list.)
A sample of steam with a mass of 0.550 g and at a temperature of 100C condenses into an insulated container holding 4.50 g of water at 6.0C. Assuming that no heat is lost to the surroundings, what will be the final temperature of the mixture?
What is the pH at the point during a titration when 34 mL of 0.200 M HCl has been added to 33 mL of 0.0500 M NH3 solution? HCl is strong acid, Kb = 1.8 × 10-5 for NH3.
Pressure in a manometer, A manometer consists of a U-shaped tube containing a liquid. One side is connected to the apparatus and the other is open to the atmosphere
Order of a reaction, Consider a kinetic study of oxidation of a new plastic stabiliser being proposed for the automobile industry. Stabiliser + H+ + O2 ----> Byproduct
What is the metal ion in a metal nitrate solution M(NO3)3(aq) if 90.52g of metal was recovered from a 4.00 hr electrolysis at a constant current of 35.0A
Find the volume and the intermolecular force present in ammonia at STP in the following reaction and What is the intermolecular force is present in NH3(g).
What molar ratio of sodium acetate to acetic acid should be used to prepare a buffer with pH = 4.5? Ka acetic acid = 1.8 x 10-5.
What mass of Cl2 gas will occupy the same volume at 10 C as that occupied by 3.20 g of SO3 gas at 40 C if the pressure of the two gases is the same
What is the silver ion concentration in a solution prepared by mixing 357 mL of 0.392 M silver nitrate with 469 mL of 0.504 M sodium phosphate?
Butadiene, C4H6 (used to make synthetic rubber and latex paints) changes into C8H12 with a rate law of rate = 0.014 L/(mol·s) [C4H6]2. What will be the concentration of C4H6 after 2.0 hours if the initial concentration is 0.025 M
A mixture of Compound X and its enantiomer are placed in the polarimeter and the observed rotation is -5.1 degrees. Which enantiomer is in excess (+ or -)? Calculate the enantiometric
When dissolved in your stomach (pH=1) the concentration of aspirin (acetylsalicylic acid Ka = 3.0 x 10 ^-4) is 0.2 M. Calculate the % ionization of the aspirin.
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