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July 3, 2015

Posts by jenna


Total # Posts: 531

AP Chemistry
A precipitate is formed by adding 20.0 ml of 0.200M of sodium phosphate to 30.0 ml of 0.50M Copper sulfate. Please write the ionic equation Sodium phosphate and copper sulfate are both soluble, whilst copper phosphate is not. So, copper ions meet phosphate ions and precipate. ...
January 5, 2007

Science
Is Nuclear energy man-made or natural and HOW? Nuclear energy used to make electricity is not natural but man made. HOW. That's a long long story. Here is a site that should help get you started. Post with more specific questions after you have studied this. http://www....
December 19, 2006

Physics
I have an exam tomorrow and I need to know these questions: 1. Velocity measures all of the following EXCEPT: a. the speed of an object b. the total displacement of an object c. the direction of an object's motion d. the displacement for each time interval 2. A car travels...
December 14, 2006

psychology
I have to create a powerpoint for my psychology class. The power point presentation has to be about intelligence. I have to compare the early and contempoary theories of intelligence. My question is do you know any reliable websites where I can find this information? Thanks ...
November 8, 2006

psychology
what is the premack principle? This will explain the principle for you. en.wikipedia.org/wiki/Premack_principle http://en.wikipedia.org/wiki/Premack_principle
November 8, 2006

psychology
What is it the theory called when you tell your child that he can't go out an play until he eats his vegetables? .....very big grin..... Bribery! Maslow's Theory may be what you are looking for. See the site below. http://en.wikipedia.org/wiki/Maslow'...
November 7, 2006

psychology
In class we were asked to provide an one example of classical and operant conditioning. We have to identify the stimulus, response and reinforcers in each example. here are my examples: Clasical Conditioning- My cat comes running everytime she hears the can opener. Operant ...
November 7, 2006

psychology
In class we were asked to provide an one example of classical and operant conditioning. We have to identify the stimulus, response and reinforcers in each example. here are my examples: Clasical Conditioning- My cat comes running everytime she hears the can opener. Operant ...
November 7, 2006

psychology
What is it the theory called when you tell your child that he can't go out an play until he eats his vegetables? Please only post your question only once. I work almost on a daily basis, so my answers should be posted within 24 hours of you posting your questions. See your...
November 7, 2006

psychology
In class we were asked to provide an one example of classical and operant conditioning. We have to identify the stimulus, response and reinforcers in each example. here are my examples: Clasical Conditioning- My cat comes running everytime she hears the can opener. Operant ...
November 6, 2006

psychology
Can someone give me an example or a classical conditioning and operant conditioning? The best-known example of classical conditioning was Pavlov's dog. In my own experience, I associate the smell of roses with funerals, probably because of an early childhood memory. ...
November 6, 2006

psychology
how can knowing the information processing model increase your learning potential? many decisions in our lives are based on intuition. Where does this intuition comes from? generally we see that older people have a better intuition on general day-to-day life. Likewise in share...
November 6, 2006

ethics
Can someone help me find out the similarities and differences between chinese american and japanese american cultural experiences. Some websites would be a great help thanks. Chinese American http://www.google.com/search?q=chinese+american&start=0&ie=utf-8&oe=utf-8&client=...
October 12, 2006

Math
I missied school Friday and am not sure how to do my math homework. here is one problem. If someone will help me figure this out and explain it I would be able to figure the rest out. ** Write two values of x for which the i nequality is true 4.5<x<4.6 Will someone ...
October 8, 2006

word unscramble
cimploy
September 28, 2006

ethics
I am suppose to list some characteristics of Orientalism, but there is nothing in my reading that pertains to that. Can someone help me get started please? This is an extremely broad term, referring to countries and cultures from Japan, China, Southeast Asia, and others in the...
September 20, 2006

science
name a chemical sometimes used to make the specimen visible on a microscope. answer needs to be 5 leters stain thank you tell me an example of solidification.. please :) When water, a liquid, freezes to a solid, ice. Also called crystallization. stage water a tube sdbfh
September 8, 2006

MATH!
If the edge of a cube is increased by 50%, then the volume is increased by x%. Find x. PLEASE HELP. THANK YOU. Let Y = edge of a cube. Y + 0.5Y = 1.5Y = new edge of the cube. Then old volume is Y^3 New volume is (1.5Y)^3 = 2.375Y^3. %increase = ([3.375Y^3 - Y^3]/Y^3) x 100 = x...
August 23, 2006

english
why is it so important to determine the credibility of a source? If you hire a guide to tell you when it is safe to swim in an alligator infested pond, do you think the guide's credibility is of importance? It is no less important when one uses a source to write a story; i...
August 15, 2006

critical thinking
How does thinking critically influence the way a person writes and processes information? Please tell us how you think thinking critically influences a person. We'll be glad to critique and/or add to your answer. You might try browsing here: http://www.google.com/search?...
August 14, 2006

sociology
The Social Distance Scale..That is another measurement that they use...pg 47 chapter 2 if you want to look it up too :)
July 20, 2006

science
why does a candle appear to go out when a copper coil is placed over the flame? Combustion requires three things: fuel (wax here), oxygen (air here), ignition temperature (a match here probably). Remove one and the combustion stops -- that's the principles firemen use to ...
June 21, 2006

science
how is heat conducted along a piece of metal? http://www.gcse.com/energy/conduction2.htm
June 21, 2006

science
calculate the following(show steps): volume of a fish tank that is 15cm by 30cm by 10cm? http://www.math.com/tables/geometry/volumes.htm
June 21, 2006

science
what does shaking do that inceases the solubility of a solution? Shaking does not affect the solubility, but it will increase the rate that solids dissolve, and will also promote the formation of an emulsion if the ingredients are not soluble (e.g, vinegar and oil salad ...
June 21, 2006

science
identify the solute and solvent for this solution: copper II Sulphate solution The solvent is water. See if you can guess what the solute is.
June 21, 2006

science
what method of separation would do the best job to separate sand and water? hint* What would happen to the water if you put the mixture of sand and water in a pan and heated it on a stove for quite a long time? What's it called when water goes into the air?
June 21, 2006

science
of heating, filtering, evaporating, or distilling which does the best job at keeping the solvent of a solution? Please read the following web page carefully for your answer: http://en.wikipedia.org/wiki/Distilling
June 21, 2006

science
which of the following could not be reduced to a simpler piece of matter? compound, solution, element, mechanical mixture? Your exact answer is at the following site: http://www.syvum.com/cgi/online/serve.cgi/squizzes/chem/elements_compounds_mixtures.html
June 21, 2006

science
you are given three red powders all different substances of the following state crystals or colour would you use to identify the vials? of our 5 senses what is the most commmon sense we use when we identify objects?
June 21, 2006

science
what can happen to unhomogenized milk if left to stand is this an example of a mechanical mexture, solution or suspension?
June 21, 2006

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