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Chironjit
Questions (11)
How much energy, in joules, must be absorbed to convert to Na+ all the atoms present in 1.00mg of gaseous Na? The first
2 answers
1,090 views
What electron transition in a hydrogen atom, ending in the orbit 4, will produce light of wavelength 2170 nm ?
1 answer
2,153 views
The following electron configurations correspond to the ground states of certain elements. Name each element.
a) [Ar]3d^10 4s^2
1 answer
1,222 views
b)Rubidium
Express your answer in condensed form, in order of increasing orbital energy. c)Tellurium Express your answer in
1 answer
795 views
Selenium
Express your answer in condensed form, in order of increasing orbital energy. For example,[He]2s^22p^2.
0 answers
1,060 views
Calculate the de Broglie wavelength, in nanometers, associated with a 145 {\rm g} baseball traveling at a speed of 162km/h
2 answers
778 views
Use Planck's equation (E=h \nu) to determine the energy, in kilojoules per mole, of radiation of frequency 4.00×1014s^{-1} .
1 answer
520 views
The heat of combustion of 2-propanol at 298.15 , determined in a bomb calorimeter, is -33.41.
(a) For the combustion of one mole
1 answer
847 views
The heat of combustion of 2-propanol at 298.15 {\rm K}, determined in a bomb calorimeter, is -33.41{\rm{kJ/g}}.
(a)For the
0 answers
516 views
How much heat (in {kJ}) evolves when 7.0L of C2H2(d = 1.0967kg/m^3) is mixed with a stoichiometric amount of oxygen gas? The
1 answer
1,548 views
What is the final temperature (degrees celcius) of 1.36g of water with an initial temperature of 23.0degrees celcius after
2 answers
483 views
