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Coniine, a toxic substance isolated from a poison hemlock, contains only carbon, hydrogen, and nitrogen. Combustion analysis if a 5.024mg sample yields 13.90mg of CO2 and 6.048mg of H2O. What is the empirical formula for Coniine?
A gas sample containing N2 and O2 was found to contain 72% N2. If the pressure of the sample was 2.0 atm, what is the partial pressure of O2?
Explain what is meant by phase imaging AFM and what is an example of an experiment where specific properties can be quantified in an AFM experiment.
The professor wants us to do the following: Outline all steps in the possible synthesis of each of the following compounds from benzene and / or toluene
In the following reactions identify the elements oxidized and elements reduced: • 3Ag + 4HNO3 .............> 3AgNO3 + NO +2H2O • 6Fe2+ + Cr2O72- + 14H+ .......>
Explain how the electron configuration of calcium can be determined by changes in I.E. (specifically, the large changes, for example between electron 18 and 19).
show the calculation of calculating the volume of 6M NaOH required to react compeletly with 2.00mmol of methyl salicylate
Calculate the values for Z1 and Z11 for mercury (Hg) vapor at 40 degrees C at P = 0.10 atm. How does this quantity depend on pressure
You are testing some novel fuel mixtures for potential use in automobiles. Your testing apparatus is a 2.54-cm inner diameter cylinder fitted with a piston, designed to mimic a cylinder found in a car engine.
a thermodynamic study of DyCl3 determined its standard enthalpy of formation from the following information. Determine delta (subscript f) H for DyCl3 from the following reaction enthalpies
If the active site of chymotrypsin excludes water when its substrate binds, how is it possible for a water molecule to participate in the second stage of catalysis
The kinetic energy of a rolling billiard ball is given by . Suppose a 0.17- billiard ball is rolling down a pool table with an initial speed of 4.5 . As it travels, it loses some of its energy as heat.
1. explain briefly that how hcl could test for limestones presence use the balanced chemical equation for this and
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