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How would benzephenone move on a TLC compared to an alcohol? and WHY do they move differently. Please give refrence to dielectrics, polar vs. non porlar
Calculate the mass of air in an air-filled tire. Part B: Calculate the mass of helium in a helium-filled tire. Part C: What is the mass difference between the two?
What volume will 500 mL of gas at 20°C and a pressure of 420 mm Hg occupy if the temperature is reduced to -80°C and the pressure is increased to 650 mm Hg?
If 3.20mL of vinegar needs 41.5mL of 0.150 molarity NaOH to reach the equivalence point in a titration, how many grams of acetic acid are in a 1.50qt sample of this vinegar?
The wavelength corresponding to the threshold frequency to tungsten surface is 230nm. Calculate the kinetic energy of the photoelectron ejected from the surface of tungsten metal.
vinegar contains 5.0 g of acetic acid, CH3COOH,in 100.0 mL of solution. Calculate the molarity of acetic acid vinegar.
a solution contains 55 grams of ascorbic acid in 250 g of water freezes at -2.34 degrees C. calculate the molar mass of the solute
A 35.0 mL sample of 0.225 M HBr was titrated with 42.3 mL of KOH. What is the concentration of KOH?
Complete the following equation that illustrates a Brønsted-Lowry acid/base reaction. Phases are optional.
cubic centimeter of rubber is worn off an automobile tire with each revolution of the wheel?
A hot tub is filled with 480 gallons of water, which has a density of 1.0 {rm g/mL}. What is the volume of water in the tub, in liters?
An oxide of phosphorus contains 56.4% oxygen and has a molar mass of 284 g/mol. What is the molecular formula for this compound?
What is the PH after .15 mol of NaOH is added to .050 mol of propanic acid and ,080 M of sodium propanoate with a ka of 1.3x10^.5
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