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March 29, 2017

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Posts by JEFF

Total # Posts: 812

Science/Chemistry
Is this true Dispersion forces generally increase in strength as the number of electrons in a molecule increases. The number of electrons can only increase if more atoms are added to the molecule. The molecule has to stay electrically neutral. Dispersion forces are of greater ...
January 9, 2007

Science
What is a polyatomic ion? A polyatomic ion is an ion composed of more than one kind of atom. For example, the hydrogen carbonate ion, HCO3^- (also called bicarbonate), ammonium ion (NH4^+), oxalate ion (C2O4^-2), phosphate ion (PO4^-3), sulfate ion (SO4^-2), sulfite (SO3^-2), ...
January 7, 2007

science/chemistry
HELP,HELP,HELP,HELP How can you tell that cobalt(II) iodide is binary ionic compound formed by a transition metal with more than ionic charge? Thanx in Advance form jeff Cobalt(II) chloride tells you it is binary (composed of two different atoms), cobalt and iodine; compare ...
January 5, 2007

science
When water mixes with carbon dioxide in the air, what is formed? H2O + CO2 --> H2CO3 carbonic acid I don't think this is correct because there is no aid in co2. It just ends up to be CO2 in liquid form. Basically water with air is carbonated water. that is definitely ...
December 7, 2006

Math
Isn't it t-1.5 though? Because since pipe b is 1.5 hours behind, and x is the number of hours for pipe a
December 5, 2006

English
In the banquet scence (Act III Scene iv), what complaint does Macbeth make about murdered men? I read it 10x through and found various complaints, but can't pinpoint which one. If he ignored his father's words,he would repent for it
November 23, 2006

US History
Here is a prompt: Both Thomas Jefferson and Andrew Jackson were promoted as champions of the "common man". By looking at the long careers of both men it is quite obvious that only Thomas Jefferson truly lived up to this title. To what extent is this true? I am ...
November 14, 2006

Chemistry
already balanced
November 7, 2006

history
at one point in time native americans were called Marginal Americans does anyone know why? Please help Thank you for using the Jiskha Homework Help Forum. The term "Marginal Americans" refers to those considered outsiders: ethnic minorities, the poor, the disabled, ...
September 29, 2006

Microeconomics
Four roommates are planning to spend the weekend in their dorm room watching old movies, and they are debating how many to watch. Here is their willingness to pay for each film: Orson Alfred Woody Ingmar Frist film 7 5 3 2 Second film 6 4 2 1 Third film 5 3 1 0 Fourth film 4 2...
September 29, 2006

social studies
Just a fun question for you to answer. Consider the choices of native Americans who decide to stay on their tribe's native land and those who consider to relocate to a city. If you were presented with this decision, which would you chose and why? I would chose to leave the...
September 28, 2006

sociology
OK, I'm bookmarking this site, hope to see you all here. This is like a ETH 125 hideout! Way cool!!!
July 20, 2006

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