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How do I determine how much energy is needed to move an electron from n1 to n2 and n3? What is the formula
A portable photometer with a linear response top radiation registered 83.2 microamps with a blank solution in the light path. Replacement of the blank with an absorbing solution yielded a response of 451 microamps calculate
if a container of nitrogen, oxygen, carbon dioxide has a pressure of 2.00atm and the partial pressure of O2 is 312torr,
what was the original total concentration of cesium and the corresponding radioactivity in Ci/L?
This is a study guide for naming of organic compounds, specifically alkanes and substituted alkanes. Thirty (30) questions and answers are also included. The study guide shows you
Calculate Ea. Express your answer using two significant figures Ea= kJ/mol Calculate A. Express your answer using one significant figure. A = M-1s-1
A compound with the molecular weight of 391.98 was determined to be 3.1% Hydrogen, 31.5% Phosphorous, and 65.4% Oxygen. Determine the empirical formula and the molecular formula for the compound.
The solubility of barium carbonate,BaCO3, is .0100 g/L . Its molar mass is 197.6 . What is the Ksp of barium carbonate?
Determine what would you use to prepare 10 ml of 0.2M CaCl 2 from the 20M stock solution and find out which solution is with pH > 7, but is not an Arrhenius base in the strict sense?
Nickel nitrate and potassium carbonate react to form nickel carbonate and potassium nitrate. How many milliliters of 0.55M Ni(NO3)¬2 are needed to react with 85 mL of 0.25M K2CO3? First, write a balanced equation.
the vapor of a volatile liquid is able to fill a 408-mL flask at 100.4C and 765mm Hg, what is the molar mass of the liquid?
Acetaminophen is a weaker acid than carbonic acid, but aspirin is a stronger acid than carbonic acid. Prepare a flow diagram showing a procedure that can be used to separate a mixture of sucrose
The use of the British thermal unit (Btu) is common in much enginerring work. (1Btu=1054J). A Btu is the amount of heat required to raise the temperature of 1Ib of water by 1 degree F. How many QUADS of energy does world energy consumption quantit..
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