Explain how much would the freezing point be lowered
Explain how much would the freezing point be lowered by the addition of 4.8 kg of Pre stone? (Ethylene glycol, C2H4 (OH)2, a non-electrolyte) if the radiator of an automobile contains 12 liters of water. The Kf for water is 1.86oC, m-1
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How many coulombs and electrons pass through the cell when a current of 0.5 Amps passes through a copper (II) sulphate solution for 15 minutes.
Which one of the products listed below is a possible reduction product of the nitrogen molecule? The nitrogen molecule was involved in a chemical reaction in which it underwent reduction.
Illustrate the structure for the compound when a very old bottle labeled only "chlorinated benzene" was found in the stockroom.
Explain how much glucose, C6H12O6, should be used per liter for an intravenous injection that is to have the same osmotic pressure as blood when the osmotic pressure of blood at the normal body temperature of37oC is 7.65 atm.
The vapor pressure of methyl alcohol is 254 mm Hg at 40oC and at the same temperature the vapor pressure of ethyl alcohol is 135 mm Hg. Solutions of the two alcohols behave ideally; that is, they follow Raoult's law.
Determine the total pressure of a gaseous mixture contains a partial of hydrogen 3.4 atm and of oxygen 6.3 atm according to Dalton's law.
The actual concentrations are Co2+ (aq) = 0.100M,Cd2+=0.0100M. Determine the actual potential of this galvanic cell?
Tolerance upper and lower specification limits are 2,400 hours and 1,600 hours, respectively. Is the process capable of producing DRAM chips to specification?
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