Thursday
August 28, 2014

Posts by Sylvia


Total # Posts: 115

chemistry
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

calculus
yeah thats what i mean...but u cant plug in zero because it is not normal at the origin only goes through it..n the derivative is addition...
December 1, 2008

calculus
find an equation for a line that is normal to the graph y=e^x*x and goes through the origin.
December 1, 2008

chemistry
how do you write the formula for an oxoacid..for example bromic acid?
November 18, 2008

calculus
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

calculus
its not just cosx...its cosx=x
November 13, 2008

calculus
the equation cosx=x has a solution in what interval?...the answer is given as [0,pi/2] can someone please explain why?? thnks
November 13, 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

chemistry
will the anhydrous mass be less as well?
October 12, 2008

chemistry
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

com 220
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

english
help unscramble lesfat
September 21, 2008

History
Thank for your help Ms. Sue. I do not have anything written down at the moment.
October 14, 2007

History
Critically analyze Greek and Rome philosophical, political and social contirbution to contemporary western civilization
October 14, 2007

Health
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

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