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Physical Properties of Substances
Find freezing piont
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solution to this question physics formula what is the corect temperature ? when it reads 50 degree celsius , of a faulty celsius
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To find the correct temperature when the faulty Celsius thermometer reads 50 degrees Celsius, we
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The equation for lowering the freezing point of a solvent is given in your manual. Given that the freezing point for the pure
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Yes, delta T is 0.69. Then new freezing point is 79.4-0.69 = ? If your prof watches significant
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using a fahrenheit thermometer, what temp is 22 degrees below freezing.
Freezing on F is what? Freezing - 22 = ??
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for a question it is given that there is 14.6 g of calcium chloride in 246 g of water. Kf is 1.86 C/m
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The -2.98C using 3 for i is the correct value to use. In truth you ALWAYS use the van't Hoff factor
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Question
Is freezing an endothermic or exothermic process? How do you know?(1 point) Responses Freezing is exothermic because as
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Freezing is exothermic because as water bonds into ice, the energy from bond formation is released
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Assuming equal concentrations, rank these aqueous solutions by their freezing point: LiSO4, Li3PO4, SnCl4, NH4Br.
(from highest
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delta T = i*Kf*m is the equation you will need. You don't have any m listed but you know all are the
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Is freezing an endothermic or exothermic process? How do you know?(1 point)
Responses Freezing is exothermic because as water
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Freezing is exothermic because as water bonds into ice, the energy from bond formation is released
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A freezing point depression experiment was conducted using cyclohexane as the solvent. The freezing point of pure cyclohexane is
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http://www.jiskha.com/index.cgi?
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0.959 g of a hydrocarbon is dissolved in 10.00g of benzene. The freezing point of the solution is 1.16C. Find the molecular mass
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Use the freezing point depression formula. dT = Kf*m Substitute and solve for m = molality. m =
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A piont on a graph that works for x-y=8and x+y=-2
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This is a system of equations. x-y=8 x+y=-2 The easiest way to solve would be the elimination method
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