September 30, 2014

Posts by Kimberly

Total # Posts: 310

Energy Resource Challenges  Post a 200- to 300-word response to the following: Describe all of the renewable energy alternatives (WIND POWER, SOLAR POWER, BIOMASS FERMENTATION) What are some challenges with using and managing these ...
January 13, 2008

I need help on problems like -8*29 i dont understand what to do. i also need help with finding the percent of a number.
January 5, 2008

Are there similarities between mixtures, elements and compunds? Please help!! Thanks!! all are matter, in one form or another. Are there anymore similarities?
June 3, 2007

I do not undeerstand this question for homework. Determine if the set is closed for the given operation. 1. yes or no- The set of positive fractions for division. 2. yes or no=The set of positive integers for subtraction. Can someone help me? Is there a website that I can go ...
May 6, 2007

HELP. Help I have to decide whether these are rational or irrational. .73737373... .61611611161111..... 1/23 Can someone explain this to me? Rational numbers are just fractions. The decimal expansion of fractions will either terminate or it will become periodic after a while. ...
May 6, 2007

I need to know the math factors of 15 15*1=15 5*3=15
January 9, 2007

WELL...... i did read it but i cant find it so .............yea!!!!!! but tou seem to be a know-it-all so plz help us!!!!!!!!!
December 17, 2006

A sample of naphthalene, which should be pure white, was found to have a grayish color after the purification procedure. The melting point was correct but the melting point range was smaller. Why the gray color? Is it possible the "purification procedure" included ...
October 21, 2006

7th grade math
A man has a basket of eggs. He wants to cross a toll bridge but has no money. The first toll collector says he will let the man pass if he gives him half of his eggs and half an egg. When he gets to the next toll collector he still has no money. Again the toll collector says ...
October 15, 2006

word problem
Directions: Write a system of equations to solve the following word problem graphically and algebraically (using Gauss and using substitution). AMC Homes, Inc. is planning to build three- and four-bedroom homes in a housing development called Chestnut Hills. Consumer demand ...
September 3, 2005

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