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A gas diffuses only 0.5 times as fast as an oxygen molecule at the same temperature. Explain what is the molecular weight of the gas?
Draw the molecule by placing atoms on the grid and connecting them with bonds. Include all lone pairs of electrons.
If you mix K2HPO4 with NaAc (sodium acetate), what is the net ionic equation for the (potential) H+ transfer? Will it take place spontaneously
Calculate the voltage difference between two points of corroding iron differing only in their partial pressure of oxygen
A Student dispenses 24.95 mL of a hydrochloric acid solution with an unknown concentration into an Erlenmeyer flask. The student then titrates the HCl solution with 0.168 M sodium hydroxide. If 24.33 mL of NaOH is required to reach the equivalence..
Write Draw a reasonable reaction mechanism (show the electron movement) for the synthesis of 2-butoxynaphthalene.
Explain if a 60 gram laboratory mouse is exposed to 20.3 rad of radiation, Explain how much energy in Joules was absorbed by the mouse's body
450 ml of helium whose temperature is 25degc and whosepressure is 850 torr is mixed with 600 ml of oxygen whose
an unknown salt is either nacn nac2h3o2 naf nacl or naocl. when .100 mol of the salt is dissolved in 1.0 l of solutionk
Consider the reaction 3X-----Products the reaction is initiated with a 2.50 M in X. The observed rate constant is 0.020s-1. What is the concentration of X after 1 min
air at 100 kpa and 27degc enters an isentropic compressor at a rate of 100 ls and leaves at 1000 kpa. determine the
what is the cell potential for battery in which the anodecompartment has 2m nabr and 30ml of br2 and the cathode
what is the intermediate of the photochemical isomerization of (E,E)-2,4-hexadiene to (Z,E)-2,4-hexadiene ? Draw the structure of this nternediate
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