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Use Coulomb's law to calculate the ionization energy in kJ/mol of an atom composed of a proton and an electron separated by 110.0 pm. Then, find what wavelength of light would have sufficient energy to ionize the atom?
Cesium-131 is a short lived radioisotope (t 1/2 = 9.7 days) used to treat prostate cancer. How much therapeutic strength does a cesium-131 source lose over 45.0 days?
explain the molecular mechanism of how ATP synthase produces ATP
Which compound requires a higher energy photon to cause a p to p* (HOMO/LUMO) transition,
Determine q for the acid-base reaction, assuming that the liquids have densities of 1.00 g/mL and the same heat capacities as pure water.
Find the number of automobiles whose total mass is the same as 1.0 mol blueberries if The mass of an average blueberry is 0.77g and the mass of an automobile is 2000 kg ?
How many mL of 0.450 M NaOH are needed to react completely with 25.0 mL of 0.250 M Fe Cl3 solution? FeCl3 aq + 3NaOH arrow to Fe(OH)3 aq +3NaCl aq
Show that steel consisting of 100% cementite corresponds to a carbon concentration of 6.7%. The molecular weight of iron and carbon are 55.847 and 12.011 respectively.
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.
calculate the amount of heat kcal released when 50.0g of steam at 100 degrees celcius hits the skin condenses and coos
if the reaction reaches 90.0 of completion 90.0 of the limiting reactant is consumed determine the partial pressures of
If 3.25 L of ammonia react with an excess of oxygen to form nitrogen monoxide and water steam, what volume of water steam will be produced? The pressure and temperature stay constant. A. 2.04 L B. 2.17 L C. 3.33 L D. 4.14 L E. 4.88 L e is righ one
What volume of H2 could be produced at a temperature of 19 oC and a pressure of 764 torr by the reaction of 2.98 g of aluminum with hydrochloric acid.
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