when aluminum metal reacts with iron (III) oxide to form aluminum oxide and iron metal, 429.6 kJ of heat are given off for each mole of aluminum metal consumed, under constant pressure and standard conditions. What is the correct value for the standard enthalpy of reaction in ...
December 2, 2008
A rectangle is to be inscribed under the arch of the curve y=4cos(.5x) from x=-pi to x=pi. What are the dimensions of the rectanlge with the largest area and what is the largest area? please explain.
November 15, 2008
5TH GRADE SCIENCE
what 2 characteristics do earth and moon share. have not atmostphere and rotate on an axis rotate on an axis and revolve around a larger body revolve arounda larger body and have seasons have season and a solid surface
October 16, 2008
In the experiment, a hydrate is heated to form an anhydrate. The masses of the before and after are measured and the percent of the water in the hydrate is calculated. If some of the hydrate spatters out of the crucible and isnt noticed, how will this affect the calculated ...
October 12, 2008
identify example of bias fallacies and specific rhetorical devices in the speech how did the speacher address arguments and counter arguments ? were the speacher's argument effective explain your answers.
September 28, 2008
Is giardiasis transmitted through direct and indirect contact with infected fecal material or by touching the moist lining of the eyes and nose? Isn't it transmitted through direct and indirect contact with infected fecal matter? http://www.cdc.gov/Ncidod/dpd/parasites/...
April 15, 2007