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Using Raoult's and Dalton's laws, explain why an aqueous NaCl solution will have a higher boiling point than pure water.
An FM radio station broadcasts electromagnetic radiation at a frequency of 95.7*10^6 Hz. Calculate the wavelength of this radiation
Suppose you have a sample which should melt at 100-101 degree C. You place 0.015 grams in a capillary tube in an oil bath at 101 degree C. If the heat of fussion for the sample is 50 cal/gram
What is being oxidized and what is being reduced: feso4 + k2cr2o7 + h2so4 = cr2(so4)3 + fe2(so4)3 +h2o + k2so4
When natural gas (mainly CH4) is burned with 10 percent excess air, in addition to the main gaseous products of CO2 and H2O, other gaseous products result in minor quantities. The Environmental Protection Agency (EPA) lists the following data: Emi..
What is the molecular geometry around a central atom that is sp3 hybridized and has one lone electron-pair? a.bent, b. linear, c.trigonal-planar
A reaction that is first order in A has a rate constant of 0.72/min If the initial concentration of A is 1.60 M, what is the concentration after one minute
Could you please explain how to create a 260 L solution of ultra pure H2O with 1 molarity of sodium bicarbonate NaHCO3 Mwt 84.01 g/mol and 1 molarity of perchlorate from potassium perchlorate KClO4 138.55 g/mol
The individual standard electrode potentials do not indicate anything about tendency to gain electrons. The cell potential of the entire cell does.
For the reaction shown, calculate how many moles of NO2 form when 5.0 mol N2O5 completely reacts. 2 N2O5(g) 4 NO2(g) + O2(g)
What volume of .100 M NaCl is needed to react completely with 5.00mL of .200 M Pb(NO3)2.
Given the following information for element X, identify the element group in the periodic table: the electron affinity is positive; the 1st ionization energy is less than the 2nd and 3rd ionization energies and is much less than the 4th ionization..
Trans-bis(ethylenediamine)dithiocyanatocopper(II) forms three linkage isomers. write each structural formulas and name each isomer.
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