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Pressure applied to lead to increase its densityThe isothermal compressibility of lead at 293 K is 2.21 × 10^(-6) atm ^(-1). Calculate the pressure that must be applied in order to increase its density by 0.08 percent.
The vapor pressure of pure methanol, CH3OH, at 30 C is 160. torr. How many grams of the nonvolatile solute glycerol, C3H5(OH)3, must be added to 131. g of methanol to obtain a solution with a vapor pressure of 133. torr.
Compute the cell potential(E) after the reaction has operated long enough for the [Al3+] to have changed by .60 mol/L. suppose T=25 C
the gas sample weighs 2.62grams then computes the molecular weight and determines the identity of the gas.
Calculate the final temperature when a 22.0 gram sample of ice at 0oC is placed into a styrofoam cup containing 113 grams of water at 77.1 oC. Assume that there is no loss or gain of heat from the surroundings.
What is the molecular formula of a compound given the molar mass of the compound is 205.4 g/mol and the empirical formula is C3H5.
A 12 m 11 m 3.0 m basement had a high radon content. On the day the basement was sealed off from its surroundings so that no exchange of air could take place.
Determine the characteristic wavelengths if an electron are accelerated through an electric potential to a kinetic energy of 18kev.
Determine the extent of reaction and amounts of B & Z and A reaction having time independent stoichiometry follows the equation
Calculate the molar mass of a gas that has a density of 0.232 g/L at 156 oC and 222 torr. Use R = 0.0821 L-atm/mol-K for the value of the gas constant.
Calculate that how many grams of potassium chloride remain dissolved and how many grams came out of this given solution?
An electron traveling at the velocity of 3.7 105 m/sec has an uncertainty in its velocity of 2.34 105 m/s. determine the uncertainty in its position?
Determine how much dolomitic lime(is an anhydrous carbonate mineral composed of calcium magnesium carbonate CaMg(CO 3 ) 2 ) is required to apply to raise the pH to 7.0?
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