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A solution contains 10.5 grams of unknown covalent substance in 50.0 grams of water. The freezing point of this solution is (-) 3.16 degree Celisus. What is the formula weight of the unknown compound?
Could someone explain in details on how to do this problem.
Compute the thermal-equilibrium values of hole and electron concentrations while Considering a homogeneous gallium arsenide semiconductor at the given temperature of T = 300 K with Nd = 1016 cm-3 and Na = 0?
constitutionally isomeric ketones that have the molecular formula C4H8O2
Compute the molar heat capacity of mercury and the specific heat capacity of mercury.
Cs in the metal with a bcc structure is 272 pm, calculate the expected atomic radius of the Cs atom with a coordination number of 12.
Create an outline of a procedure to use to create a kinetic plot of concentration vs time for the bleaching of a food dye. The outline must contain no more than 10 steps. Make sure to include the glassware and amounts of solutions you expect to us..
A current of 11.3 A is applied to 1.25L of a solution of .552M HBr converting some of the H+ to H2(g).
If 141 mL of wet H2 is collected over water at 24°C and a ba?rometric pressure of 738 torr, how many grams of Zn have been consumed.
A beaker with 120 mL of an acetic acid buffer with a pH of 5.00 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 5.50 mL of a 0.250 M HCl solution to the beaker. How much will the pH..
if the half life of a certain radioactive element is 1,250 years what is the percent of atoms remaining after 7,500 years is ?
give full mechanism: show the base-catalyzed formation of the monobutylated product from 1-chlorobutane and diethyl malonate
what is the bp of its enantiomer?What optical rotation would be observed if 7.2 g of (S)-amine were mixed with 7.2 g of the (R)-amine?
What is the molar heat of vaporiza-tion of C6H6 if the vapor pressure of C6H6 is 120 torr at 27 degree celsius, and its normal boiling point is 80.1 degree celcius.
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