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one of the first chemical wmds researchers initially produced vx nerve agent for retail sale in the 1950s as a
according to debyes law the molar heat capacity at constant volume of a diamond varies with the temperature as
1 consider the solubility rules and identify all of the spectator ions when the following chemicals react a lead ii
when a sample is vaporized and injected into a mass spectrometer the following results are obtainedmass of atom amu
what is meant by the primary structure of a protein molecule how does it differ from the secondary structure of a
what is the difference between the chemical formula and the condensed formula of organic compounds what information
describe the differences between goethite hematite and ferrihydrite and explain which of these fe oxides is most likely
carbon has 3 natural occurring isotopes carbon-12 has a mass of 12009 with a percent abundance of 9885 nbspcarbon-13
a the specific entropy of saturated water at 1000e is 1307klkg deg and that of saturated steam at the same temperature
another chemistry question a 0146 m solution of a monoprotic acid has a percent dissociation of 150 determine the
1 describe the different ways to shift the equilibrium to the left for the following reaction2 a s 2 bc aq --gtnbsp2
a what happens when helium gas is compressed isothermally above the critical temperatureb if water vapor is compressed
question 1 the current population of earth is about 65 billion people each person on average exhales about 1 kg of co2
a capsule containing a liquid is broken while inside a small vacuum chamber describe the behavior of the meniscus when
this case assignment will focus on the steps of cellular respirationnbsp cellular respiration can take place with or
a prove that two isentropic curves do not intersect for systems of two independent variablesb show that isentropic
an ideal-gas cycle suggested by a s arrott of british columbia canada is shown in given figure where there are shown on
suppose it is a hot summer day 400 degrees c 1040 degrees f and you have left a can of hairspray outside so the gas
1 solid iodine crystals at the bottom of a closed test tube sublime to form iodine vapor the vapor eventually fills the
it is desired to compute the global emissions of carbon that resulted from oil and gas production in 1986 worldwide oil
the heat required to sustain animals that hibernate comes from the biochemical combustion of fatty acids one of which
chemistry question amphetaminenbspc9h13nnbspis a weak base with anbsppkbnbspof 42 calculate thenbspphnbspof a solution
show your worknbsp how many moles of oxygen are in a compressed cylinder that has a volume of 800 l at a pressure of
a thermally insulated cylinder closed at both ends is fitted with a frictionless heat conducting piston that divides
how much does the atmosphere weigh over each square kilometer km2nbsp recall that 106nbspm2nbspnbspnbsp 1 km2thus