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(a)What is meant by the term oxidation?
(b) On which side of an oxidation half-reaction do the electrons appear?
(c)What is meant by the term oxidant?
(d) What is meant by the term oxidizing agent?
A sample of neon is compressed from a volume of 65.0 L to a volume of 13.0 L by an external pressure of 12.0 bar at constant temperature. The neon gains 17.4 kJ of heat. Calculate ?U for the neon gas.
At what temperature would the pressure be 1.50 x 10-2 atm? c. At what temperature would the pressure be at 25.0 atm?
The Ksp for calcium sulfate is 7.1 x 10^-5. What is the concentration of Ca^2+ in equilibrium with CaSO4(s) if [SO4^2-] = 2.0 x 10^-2 M
how do you find the mass of one mole of spilt pea using the mass of .069 nd Avoadro's number (6.02x1023rd).
Calculate the total energy (in kJ) absorbed by a person exposed to this radiation for 2.0 hours, given that there are 2.0 x 10^16 photons hitting earth's surface per square centimeter per second and the exposed body area
Calculate the partial pressure of water above the solution, in torr.The vapor pressure of pure water at 55°C is 118.0 torr. The MW of lactose is342.3 g/mol
if 76g of Cr2O3 and 27 g of al completely react to form 51 g of Al2O3 how many grams of Cr are formed?
Calculate the masses of a) Ca(NO3)2 and, separately, b) NaCl to add to a 0.150 mol kg-1 solution of KNO3(aq) containing 500g of solvent to raise its ionic strength to 0.250.
In an earlier problem we described the reaction of ammonia with oxygen to form nitrogen monoxide, NO.4NH3 + 5O2 ? 4NO + 6H2O
Calculate how much work is needed to perform the compression in the following scenario
What percent of a sample of cesium-137 (first order beta negatron decay with t1/2 = 30 years) remains after 100 years? What is the product
in general ionization energies increase across a period from left to right. explain why the second ionization energy of
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