Friday
August 1, 2014

Posts by Leslie


Total # Posts: 622

chemisty
in a soda-acid fire extinguisher, concentrateed sulfuric acid reacts with sodium hydrogen carbonate to produce carbon dioxide, sodium sulfate and water. How many moles of sodium hydrogen carbonate would be neefed to react with 150.0 grams of sulfuric acid? How many moles of ea...

caluclus homework help
(1) A toy truck travels at a rate of 0.5t ft/sec after t seconds of travel (so after 6 seconds the truck is traveling 3 ft/sec). a) Graph the speed of the truck vs. time for 0<t<10. b) Find the distance the truck has traveled in the first t seconds for 0<t<10. Call...

algebra
adult ticket 30$ child tcket 20$, 19 tickets sold total 460

math
How do you use approximation to tell which fraction is greater?

World History
Is this writer a skilled individual b/c I have never seen this screen name?

World History
Is it true that the location back then is different compared on modern-day maps?...like for example..what central africa back then was north or western africa..

science
How do I write a conclusion for an experiment with three paragraphs???

UNIVESITY OF PHOENIX
2. Letter to the editor: “Andrea Keene’s selective morality is once again showing through in her July 15 letter. This time she expresses her abhorrence of abortion. But how we see only what we choose to see! I wonder if any of the anti-abortionists have considered th...

TX History
Just want to be sure on this... are Tejanos english settlers from mexican decent?

CALCULUS
Given: x+(1/x)= square root of 3 PROVE: (x^13)+(1/(x^13))= square root of 3

Calculus
Given: x+(1/x)= square root of 3 PROVE: (x^13)+(1/(x^13))= square root of 3

english
what are the opposite words for optimum, monitor, vague,and thrive.

social studies
what is a primary source? and what is a secondary source?

Physics
Calculate the magnitude of the resultant of a pair of 100-km/h velocity vectors that are at right angles to each other.

homework help
Describe a situation you are familiar with in which people based their actions or opinions on false information. How would the situation have changed if the facts were researched and presented more carefully? Please note that we don't do students' homework for them. Ou...

math
I need to determine the value of eah underlined digit and its place value. 42,107,000 472,336 It should be the 2 in 42,107,000 4 in 472,336 Please tell us what you think those place values are. http://csd.k12.nh.us/~mdeno/images/pvchart.gif Here's a place value chart that ...

math
HELP HELP I need to work this questions. Six hundred pennies are placed in a row. If every other penny is replaced by a nickel and every third coin us replaced by a quarter, what is the final value of the 600 coins? Take twelve pennies. Replace every other penny with a nickel....

English
Write an essay on the most destructive force in the world today. http://www.google.com/search?q=most+destructive+force&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA Take your pick!! Please note that we don't do students' homework for t...

Distributive property
Use the distributive property and mental math to find the total cost. 5 magazines at $3.99

Science
1.How is science & society related? i have no idea what the answer to this question is 2. What is a scientist's usual next step if data supports a hypothesis? can you tell me if i'm right?... i think that they either published or the experiment is repeated. If data sup...

Economics
what is the answer

ETH/125
I couldn't find any answer on page 34 in ch. 2, but the answer is on page 47 of ch. 2.

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