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Determine the boiling point of a solution that contains 78.8 g of naphthalene (C10H8; molar mass = 128.16g/mol) dissolved in 722 mL of benzene (d = 0.877 g/mL). Pure benzene has a boiling point of 80.1 degrees C and a boiling point depression constant of 2.52 degrees C/m.
Write a balanced equation for the diazonium salt 1-naphthol and aminobenzenesulfonic acid (para structure). Draw a possible structure
Calculate the molality of a sucrose (C6H22O11) solution containing 14.3 g of sucrose in 676 g of water
What is the pressure inside a system when the system-side column in an open mercury manometer is 75.0 mm lower than the atmosphere side when the atmospheric pressure is 735 mm Hg?
Could you please help me solve this problem because I am stuck on it. The one that I am having trouble on is in the Problems section and it is number 7.17P
Calculate the value of Avogadro's number to three significant figures based on these data. (Note: the value may differ from the tabular value).
Calculates the molarity of a calcium carbonate standard solution that contains 0.2430 grams of calcium carbonate dissolved in a total of 250.0 mL
Erythrocytes phosphorylate glucose to glucose 6-phosphate with the help of the enzyme hexokinase instead of glucokinase. Hexokinase has a Km = 0.04 mM.
a freshman is currently enjoying the arts studio program she is pursuing at a well-known university. in her free time
What is the solubility of calcium fluoride in a solution that contains 0.015 M calcium chloride? Note calcium chloride is completely soluble in water.
A .464 g sample of a metal, M, reacts completely with sulfuric acid according to M+H2SO4 yields MSO4+H2. A Volume of 211 mL of H is collected over water, the water level in the collecting vessel is the same as the outside level.
A 890 mL sample of NO2 gas is at STP. If the volume changes to 644 mL and the temperature changes to 20ºC, what will be the new pressure in atmospheres?
What would be the osmotic pressure, in atm, produced by 0.30 M solution of potassium chloride (KCL) at 25 C? (R = 0.0821 L atm mol^-1) A) 14.68, B) 7.34, C) 3.67, D) 0.615, E) 0.131
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