Other Chemistry Answers

Calculate the lattice enthalpy of sodium chloride. use a=1.748 and do= rna+ rcl- = 283 pm

what is the reason of dufferent colours you observe in sky usually at the time of sunset?

1.Calculate the molar concentration of 20.0 mL of the sulphuric acid when 1.00 mol/L sodium hydroxide is used as the titrant.
2.Write the total ionic and net ionic equations for this reaction.

The count rate of a material is 2016Bq.after 35 days it has fallen to 63.what is the half life?

12.7 grams of magnesium chloride is dissolved into water in a flask and set aside for an experiment. The scientist forgets about the solution and the sunlight evaporates it. She needs at least 11 grams of magnesium chloride to continue the experiment. Will she be able to recover enough magnesium chloride from the original flask to continue the experiment?

Calculate the ionization potential energy
of an electron in an excited state, if the electron was traveling at energy n=1

How to electrodeposite graphen oxid on copper wire

the precise chemical description (anomer, isomer and either pyranose or furanose form) of the circular stereoisomers that are formed by ribose in cells

The reaction of calcium oxide with the pollutant, sulfur trioxide, to produce calcium sulfate has been proposed as one way to remove the SO3 from the smoke resulting from burning high sulfur coal (as in a power plant). Using the values from appendix C in the handout or the text calculate the standard free energy change (G0) for the reaction at 298K.

Mass of 1 atom of hydrogen is