What is dispersion statistics? Why is it important?

2. Explain how suction filtration is carried out in the laboratory. Give the important points that must be observed in doing the process.

What is the difference between torsional and steric strain? I've read my textbook and Googled online but still do not understand the difference as both, I believe, involve electron repulsion.

Can someone help with this multistep sytheisis and explain why they got their answers.

Please help me solve the following question and make sure everything is correct !! thanks

1.19 The lattice constant of a single crystal is 4.73 Å. Calculate the surface density (#/cm²) of atoms on the (i) (100), (ii) (110), and (iii) (111) plane for a (a) simple cubic, (b) body-centered cubic, and (c) face-centered cubic lattice.

(4) Find the Fermi energy of lithium EF, the Fermi temperature TF, and the speed of vF of the fastest free electrons.

You use paper chromatography to separate the following two molecules. The stationary phase is coated with hexane C6H14 and the mobile phase is water. Which molecule will travel furthest up the paper? Explain using intermolecular forces between molecule and water. OH OH Phenol Napthol

Could the following compound mixtures be separated by simple distillation? Explain why or why not? a. diethyl ether/ 1-butanol (b.p. 34.6 degrees celsius/ 117 degrees celsius) b. water/ethanol (b.p. 100 degrees celsius/ 78 degrees celsius)

MISSED THIS? Read Sections 4.2 (Pages 141 - 145), 4.5 (Pages 155 - 158) ; Watch KCV 4.2, IWE 4.2. Part A When iron rusts, solid iron reacts with gaseous oxygen to form solid iron(II) oxide. Enter a balanced chemical equation for this reaction. Express your answer as a chemical equation. Identify all of the phases in your answer. • View Available Hint(s) ΑΣφ ? OA chemical reaction does not occur for this question.