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Will a precipitate of Cu(OH)2 form when 18.00 mL of 0.010 M NaOH is added to 1.000 L of 0.010 M CuCl2? Enter a "yes" or "no" in the box below. The Ksp for Cu(OH)2 is 1.60 x 10-19. Yes or No? What is the Qsp when two solutions are initially mixed?
A gas occupying a volume of 246 mL at a pressure of 0.970 atm is allowed to expand at constant temperature until its pressure reaches 0.541 atm.
if the Hindenburg held 2.0x10^5 m^3 of hydrogen gas at 23 degrees Celcius and 1.0 atm, what mass of hydrogen in grams was present?
calculate the change in internal energy for a system that is giving of 25.0 kJ of heat and is changing from 12.00 L to 6.00L in volume at 1.50 atm pressure.
Complete and balance an equation describing each of the above reactions. (Type your answer using the format CO2 for CO2, (NH4)2CO3 for (NH4)2CO3, [NH4]+ for NH4+, and [Ni(CN)4]2- for Ni(CN)42-. Use the lowest possible coefficients.)
Multiple choice questions in organic chemistry - Which of the following statements are true about the processes of melting and freezing?
Using standard reduction potentials, calculate the standard E0 cell, (emf), for each of the following reactions. 1. Show half reactions 2. Balance and gain electrons 3. Write overall reaction of each
The solubility of O2 (g), in water at 25°C is 3.16 mL/100 g H2O when the gas pressure is maintained at 1 atm. What pressure of O2 (g) would be required to produce a saturated solution containing 10.9 mL/100 g H2O?
assuming that the atomspher is locally isothermal, the air density variation with pressure is giving by B=B0*(P/P0) where B is density ,p is pressure , and the subscript 0 denotes conditions at the earth's surface.
explain in detail why there are exactly 14 elements shown in the Lanthanide series of the periodic table.
calculate the heat in joules released by the dissolving salt. Assume that the specific heat of the solution is the same as thar of pure water(4.184J/g- celcius) and that the calorimeter is perfect.
A sample of ethanol (C2H5OH) has a mass of 38.6 g. How many carbon atoms does the sample contain?
At 0.967 atm, the height of mercury in a barometer is 0.735 m. If the mercury were replaced with water, what height of water (in meters) would be supported at this pressure.
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