GK's CHEM BLOG

This is an archive of Chemistry and Physical Science student questions and my answers from the FREE tutoring forum: http://www.pathwhelp.org and the now defunct AAC Bulletin Boards at AOL.

3/20/11

Hexane, C6H14, Isomers

Octane C8H18 Isomers

Dilution calculation (juice)

Suppose you have 2 L of orange drink containing 50% orange juice and 50% water (by volume). The drink was made from 1 L of orange juice and...

Carbon-14 Dating Calculation

A linen scroll contains 80.9% of Carbon-14 that it contain when new. How old are the scrolls if the half-life for deacy is 5.73X10^3? - - - ...

4/21/08

The Glowing Pickle

Q. If you hook up a pickle to a 110V power supply and then turn the electricity on, the pickle starts to glow with a yellow color. Why might...

3/2/08

Unit Cell Volume

The smallest repeating unit of s crystal of table salt(the unit cell) is a cube with an edge of .0563nm. If the density of NaCl is 2.17 g/cm...

Saline Solution

On 2/4/08 2:30 PM, "emaildave" wrote: Physiological saline is a .9% solution of NaCl. (a) Express this in terms of molar or milli...

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About Me

George K.: Kythera, Greece, Michigan, United States; Born in Greece, degrees from Bowling Green S.U. and Ohio S. U., retired from teaching HS (1995), adjunct college chemistry instructor since 1974

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