Monday
March 27, 2017

# Posts by Bree

Total # Posts: 148

algebra
a basketball player shoots 70% of freethrows he has a 1 an 1 what is the probability of him shooting o,1,2 points
January 2, 2011

Science
If a radioactive isotope has half life of 5 days,how long will it take for its radioactive strength to be a maximum of one thousandth,(1/1000) of its original value?
December 21, 2010

math (interests & percentss)
i need help with these problems below ! mike deposited \$500 for 9 months at 8%, compounded quarterly. a. how many times was interest added to mike's account? b. what percent interest was added each time? c. what was the balance in mike's account at the end of 9 months...
November 18, 2010

Chemistry
A sample of gas collected over water at 42 C occupies a volume of one liter. The wet gas has a pressure of 0.986 atm. The gas is dried, and the dry gas occupies 1.04 L with a pressure of 1.00 atm at 90 C. Using this information, calculate the vapor pressure of water at 42 C. ...
October 14, 2010

4th grade english
I think the complete subject is stories and the simple subject is valentine's day
October 4, 2010

4th grade english
complete and simple subjects for " Many stories about valentine's Day exist."
October 4, 2010

4th grade english
What are the complete and simple subjects in the sentence " Mrs.Marcus told the class about Valentine's Day."
October 4, 2010

4th grade
What is the complete subject and simple subject for the sentence " Valentine's Day has an interesting history."
October 4, 2010

Chemistry
Okay thank you!
September 15, 2010

Chemistry
When 4.0 mol of CCl4 reacts with an excess of HF, 3.0 mol of CCl2F2 (Freon) is obtained. The equation for the reaction is CCl4(l) + 2HF(g) --> CCl2F2(l) + 2HCl9g) State which of the statements are true about the reaction and make the false statements true. (a) The ...
September 15, 2010

chem132
When 15.0 g of ethyl alcohol, C2H5OH, is dissolved in 750 g of formic acid, the freezing point of the solution is 7.20 C. The freezing point of the pure formic acid is 8.40 C. Evaluate Kf for fomic acid.
July 16, 2010

Economic
1.The most important tool the Fed has to control the money supply is a. changing the federal funds rate. b. changing the required reserve ration. c. open market operations. d. changing the discount rate 2. Banks use their excess reserves to a. make new loans to customers. b. ...
June 18, 2010

physics
Brandon throws a flying disc with a force of 8 N. If the disc has an acceleration of 4 m/s2, what is the mass of the disc?
June 17, 2010

southwest asia
which of the following is necessary for large-scale farming to take place in southwest asia? a. use of fossil waters b. dams and irrigation systems c. desalinization and water treatment processes d. water from and oasis
May 11, 2010

calculus
How do you solve the initial value problem? (dy/dx)-2y+4=0, y(1)=4
March 13, 2010

federal tax
Carl bought a heavy-duty truck (5-year class recovery property) for his business service on April 30. The truck is not considered a passenger automobile for purposes of the listed property and luxury automobile limitations. The truck has a depreciable basis of \$39,080 and an ...
March 1, 2010

science
What is a punnet square and how do you figure out questions regarding a punnet square
January 27, 2010

math 9th
If RS= 20, UT = x + 10, RU = y + 3, and ST = 15, find the values of x and y. x = 10, y = 12 x = 30, y = 18 x = 5, y = 17 x = 23, y = 25 Cant figure this out just explain, try not to give me the answers!!! P.S. you guys and gals are incredible, very nice!!! thanks from the ...
December 12, 2009

spanish II
Me gusta la vista del hotel. I love helping people!!!
December 12, 2009

Science
ggggggggggggggggggg
December 3, 2009

Physics
Why do ironic compounds have high melting points?
December 3, 2009

8th grade
you equation 2would be: \$11.95 = \$4.95 + .35x(<trying to find) (^total) (first, sub. 4.95 from both sides.) \$7.00 = .35x (now, you divide each side by .35 to get X by its self.) 20=x OR x=20 (.35 didided by .35 will cancle each other out. you should be left with x=20. that ...
December 2, 2009

chemistry
Delta H is given and is-6186.0 Calculate the difference, deltaH-deltaE=delta(PV) for the combustion reaction of 1 mole of methyl octane. (Assume standard state conditions and 298 K for all reactants and products.)
November 14, 2009

algebra
well excuse me for not knowing what its called.
October 27, 2009

algebra
Okay so.....I'm really bad at equations and all that and i need help with just these two problems... 1. -x + 7y - x - 6y + 4x 2. -x - 8x + 7 Thanks!..
October 27, 2009

music
preeetty sure it was andrew lloyd weber.
October 7, 2009

Algebra
Prove algebraically that y=x^2-4 is symmetric with the y-axis. Please help! Thanks
October 4, 2009

Algebra
Write your answer in the form Ax^2+Cy^2+Dx+Ey+F=0. A parabola with vertex (2,-1) opens right with a focal length "p" of 3. I don't understand, please help!
September 30, 2009

Physics
Two buckets of sand hang from opposite ends of a rope that passes over an ideal pulley. One bucket is full and weighs 110 N; the other bucket is only partly filled and weighs 50 N . Initially, you hold onto the lighter bucket to keep it from moving. What is the tension in the ...
September 29, 2009

Algebra
x^2+4x+8y-4=0 Find the Vertex, Foci, Directrix, and Axis of Symmetry. Please Help!
September 29, 2009

Algebra
Find the equation of the circle when the center is at the origin and the radius is 6. Thanks!
September 27, 2009

Algebra
Thanks!
September 27, 2009

Algebra
Knowing the given conditions, write the equation of the circle. Center at (4,2) and the circle passes through (-1,-1). Please help!
September 27, 2009

Communications
lol thanks!
September 24, 2009

Communications
True or False: When people are aware of both the positive and negative characteristics of another, they tend to be more influenced by the undesirable traits.
September 24, 2009

Algebra
Thanks!
September 23, 2009

Algebra
y=x^2-3 Is there symmetry? Yes, on the y-axis. How would I prove it? With an equation?
September 23, 2009

Algebra
Write the equation of the circle. Center at (4,2) and the circle passes through the point (-1,-1). Please help!
September 23, 2009

math
mark wants to plot his grades from week to week. what type of graphshould he use?
January 21, 2009

Molly
A form of charge, designated positive, negative, or zero, found on the elementary particles that make up all known matter
January 14, 2009

Math
if it's less than it's "and", if it's greater than it's "or".
January 14, 2009

MATH
y= mx + B y =3 m= -1 x= -2 Find B= ??
October 9, 2008

grammar
I need help identifying each words part of speech on 2 sentences: Growing along with your family Built to last forever Please help
September 2, 2008

Linear Equations(HELP)
your teacher is giving you a test worth 100 points containing 40 questions.There are two-point and four-point questions on the test.How many of each type of question are on the test?
March 3, 2008

Chemistry
I need a passing grade in chemistry. Our mid term is tomarow it is not realy a class it is for G.T. We have to make a modle of an atom. HELP.
September 23, 2007

Algebrafundamental
i need help for my worksheet cn anybody help me get a good grade in my class its very hard
January 25, 2007

science
what are a+ topics i could use to write a 2 page 7th grade science report http://en.wikipedia.org/wiki/Ursinae_hybrid http://www.ctv.ca/servlet/ArticleNews/story/CTVNews/20060511/grizzly_cross_060511?s_name=&no_ads=
October 24, 2006

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