What is the molar mass of the polymer
A 1.526 g sample of a polymer dissolved in 1.00 L of a benzene solution at 22°C has an osmotic pressure of 4.52 x 10-2 atm. What is the molar mass of the polymer?
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What is the frequency distribution which shows the reponse of a survey of college students when asked " how often do you buckel your seatbelt when riding in a car driven by someone else?" find the following probablilities of responce of college st
When a 35-N force is applied tangentially to the disk, perpendicular to the radius, the disk acquires an angular acceleration of 120 rad/s2. What is the mass of the disk?
Find the value of z such that approximately 26.42% of the distribution lies between it and the mean.
The same torque is applied to each sheet. The first sheet, starting from rest, reaches its final angular velocity in 7.4 s. How long does it take for the second sheet, starting from rest, to reach the same angular velocity?
A slender bar of mass 12 kg and length of 1 m is pinned to its support at the bar center. Describe the motion of the bar (analytically) for all time t > 0. The bar is initially at rest at its equilibrium position.
The percent of distribution of live mutiple delivery births (three or more babies) in a particular year for women 15 to 54 years old, find each probabaility
Calculate the kinetic energy that the earth has because of its rotation about its own axis. For comparison, the total energy used in the United States in one year is about 9.33 x 10^9 J.
What would be the freezing point of the solution if 175 g of sodium chloride (NaCl) is added to 1.00 kg of water? Kf of water is1.86 ºC·kg/mol.
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