Final Exam Study Guide

Final Exam Study Guide - Prefix Symbol Power of 10 exaE...

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Prefix Symbol Power of 10 exa- E 10 18 peta- P 10 15 tera- T 10 12 giga- G 10 9 mega- M 10 6 kilo- k 10 3 deci d 10 -1 centi- c 10 -2 milli- m 10 -3 micro- μ 10 -6 nana- n 10 -9 pico- p 10 -12 femto- f 10 -15 atto- a 10 -18 Atomic symbol (X) ~ the element symbol Atomic number (Z) ~ equals the number of protons in the nucleus Mass number (A) ~ equals the total number of protons and neutrons Isotopes ~ same count of protons but different counts of neutrons Nuclear Symbol ( A Z X or X- A) of isotopes 6.022 * 10 23 X atoms / 1 mol atoms Name Hydrogen Oxygen Water Molecular formula H 2 O 2 H 2 O BP/MP, °C -253/-259 183/-218 100/0 Physical state gas gas liquid Combustibility yes yes no Name Formula Name Formula Acetate C 2 H 3 O 2 - Hypochlorite ClO - Carbonate CO 3 2- Chlorite ClO 2 - Hydrogen carbonate (or bicarbonate) HCO 3 - Chlorate ClO 3 - Hydroxide OH - Perchlorate ClO 4 - Nitrite NO 2 - Permanganate MnO 4 - Nitrate NO 3 - Sulfite SO 3 2- Chromate CrO 4 2- Hydrogen sulfite (or bisulfate) HSO 3 - Dichromate Cr 2 O 7 2- Sulfate SO 4 2- Phosphate PO 4 3- Hydrogen sulfate (or bisulfate) HSO 4 - Hydrogen phosphate HPO 4 2- Cyanide CN - Dihydrogen phosphate H 2 PO 4 - Peroxide O 2 2- Ammonium NH 4 +
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This note was uploaded on 02/15/2011 for the course CHEM 141 taught by Professor Milner,e during the Fall '08 term at Jackson State.

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Final Exam Study Guide - Prefix Symbol Power of 10 exaE...

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