Friday
February 12, 2016

Posts by William

Total # Posts: 304

English 101
1 is not 2 is
January 28, 2010

College chemistry
55.078
January 18, 2010

Language Arts
Do you need any virutes about Andrew Clements (author for Frindle) If so, tell why for each.
January 5, 2010

world history
it brought the french together with the native americans in what is now canada. the native americans would trade them bever furs for thinks such as livestock. they bever furs were special because they are water resistant.
January 1, 2010

Triginometrry
Thank you so much!
January 1, 2010

Triginometrry
please help this is due Monday!
January 1, 2010

Triginometrry
Solve an equation 8x^3+4x^2-18x-9=0 algebraically for all values of x.
January 1, 2010

Triginometry
For which equasion does the sum of the roots equal 3/4 and the product of the roots equal -2? (a)4x^2-8x+3=0 (b)4x^2+8x+3=0 (c)4x^2-3x-8=0 (d)4x^2+3x-2=0
January 1, 2010

Tirginometry
Thank you once again
January 1, 2010

Tirginometry
the expression 4ab(square root of)2b-3a(square root of)18b^3+7ab(square root of)6b is equivalent to... (a)2ab(square root of)6b (b)16ab(square root of)2b (c)-5ab+7ab(square root of)6b (d)-5ab(square root of)2b+7ab(square root of)6b Please help its due monday!
January 1, 2010

Triginometry
yes, thank you for the help
January 1, 2010

Triginometry
Solve 2x^2-12+4=0 by completing the square, expressing the result in simplest radical form.
January 1, 2010

math
can you help me solve this?. 10>n-1
December 18, 2009

physics
Three identical balls are thrown from a cliff of height, h, above a horizontal plane. One ball is thrown at an angle of 45 degrees above the horizon, the second is thrown horizontally, and the third is thrown at an angle of 30 degrees below the horizon (so, part of this ...
December 2, 2009

math
write the whole fraction as a whole or mixed number, 13/8?
November 23, 2009

french
po box 645 nsawam
November 18, 2009

math
its 0
November 15, 2009

Chemistry
A compound containing 3 atoms of carbon and 8 atoms of hydrogen is combined in a reaction with oxygen molecules. The two end products of this equation are carbon dioxide and water. What element should you look at first in balancing this equation? A. oxygen B. Hydrogen C. ...
November 7, 2009

Chemistry
Which of the following elements does not form bonds easily because it has a full outer shell? A. Aluminum B. Carbon C. Helium D. Calcium
November 7, 2009

chemistry
what mass of water is needed to react with 10.0 grams of PI3?
October 19, 2009

math
how do i solve for x ... with excel preferbly. 0=4x^3x2.14x10^-4x^2+2.0x10^-9x-3x10^-11 thanks!
October 7, 2009

English
The irony is that, despite the fact that the two women (Lena and Ella) have committed similar acts. They are treated very differently. You would expect that similar crimes would warrant similar punishment, but that doesn't happen. Situational irony.
October 6, 2009

math
16x29
September 27, 2009

algebra
I dont knw how to do fraction equations!! eg. 1/2x + 1/5 = 4
September 8, 2009

chemistry
Which type of fat is easier to break down, saturated or unsaturated? Why?
August 28, 2009

Science
You will find 3 of these in ATP. a)hydroxyl group b) amino group c) phosphate group d) carboxyl group
August 28, 2009

general science
Carbon
August 9, 2009

medical records
Self-funding is an alternative to fully insured group health insurance plans. Instead of an insurance company collecting premiums and paying your claims, the company funds the program, sets the rules and has control over paying claims. More than 60 percent of U.S. companies ...
July 27, 2009

latin
Could anyone translate this paragraph for me? i can not figure it out! Sum servus Romanus quod Romani meam patriam occupabant. In proeliis cum Romanis non pugnabam. Mea patria erat Graecia, et nunc mea familia in Graecia habitat. Mox mea familia ad Italiam navigabit. Nunc in ...
May 14, 2009

Program Planning
1xa
April 26, 2009

NHP
Was war between Japan and the United States impossible to avoid by 1941
March 16, 2009

math
how does the lower quartile of the data compare to the least value of the set. 99 88 59 68 57 38 34 25 29 28 i put there is a 12.5 difference between the lower quartile and the lowest value of the set...my teacher marked it wrong and i dont understand why
March 15, 2009

3ud grade Math
you rock...
March 2, 2009

Can someone please give me feedback on my SAT essa
There will always be “another explanation” I don’t believe anything is set in stone. The world would be too simple if there was only one way to do everything, and so far, as I described in my two events in class, it doesn’t matter what the situation is, ...
February 16, 2009

Can someone please give me feedback on my SAT essa
During book discussions in my Literature class, I would always debate issues with my neighbor Alena, because we had different point of views. In one of our books, As I Lay Dying there was one character, Vardaman, who I perceived as mentally ill, but Alena interpreted his lines...
February 16, 2009

Can someone please give me feedback on my SAT essa
There are always many points of views. One day in my AP European History class, my teacher told us to all sit in or seats as she wheeled out a cart covered with a table cloth. When we were all seated, she revealed the cart, which was a display of rubber, ducks like a mountain ...
February 16, 2009

Can someone please give me feedback on my SAT essa
i wrote a sample sat essay... can you guys just give me some feedback as to how i should work to get my essays score higher? PROMPT: IS THERE ALWAYS ANOTHER EXPLANATION OR POINT VIEW? In this world, multiple points of views is inevitable. Though many might think that there is ...
February 16, 2009

Math
how to math i need want
February 8, 2009

7th grade pre algebra
5/6t + 4 = 2 - 1/6t Is the best thing to do first in this case to get rid of the fractions? Should I turn them into decimals or multiply both sides by 6? And when I multiply by 6, do I multiply each factor by 6. SO it becomes 5t + 4(6) = 2(6) -t ? Thanks.
November 6, 2008

7th grade pre algebra
Thank you! I had figured it out four ways the wrong way. Don't know what I'm doing wrong. Think it may have to do with the MiDAS rule or something but cannot figure it out.
November 6, 2008

7th grade pre algebra
We need assistance solving 3 + 2(k+1) = 6 + 3k I know the 2(k+1) has to become 2k + 2 then we have 3 + 2k + 2 = 6 + 3k then we can subtract 3k from both sides to get 3 +2k + 2 - 3K = 6 But can I combine the 3+2 on the left and the 2k - 3k to get -1k? leaving us with 5 -1k = 6...
November 6, 2008

social studies
In this government. pme group is in charge of the money and economics of the country. They also have all the power. What type of government is this?
October 30, 2008

science
That escalated quickly
October 22, 2008

nonfiction
kourtney is completly correct just took test 100%
October 1, 2008

7th grade
Which changes temperature more rapidly, land or water
September 30, 2008

history
the puritans missionary efforts to convert indians to christians were
September 7, 2008

algebra 2
Let section B has x seat , section C has y seat. section A has (x+y)seat (x+y)+x+y =49000 x+y = 24500 equation1 25(x+y)+20x +15y = 1052000 equation2 9x+8y= 210400 equation2 solving eqn.1 & eqn. 2 by substitution method you will get x=14400 y=10100 section A =24500 section B =...
September 4, 2008

Sci
Form new substance (new structure) Liberate energy Form new molecules Change bonding
September 3, 2008

Note to William
Anyway to help students is my nature.
September 3, 2008

science
Refrigeration AC It is responsible for hole in ozone layer. It react with ozone. Ozone layer protect us from uv rays coming from sun.
September 3, 2008

Math
1 is odd number.
September 3, 2008

calculus
There is two points given (-5,4)&(2,-5) find slope, m = (-5-4)/(2--5) =-9/7 y=mx +b 4=(-9/7)(-5) +b b=-17/7 y=(-9/7)x +(-17/7) 7y =-9x -17 9x+7y+17=0 William Karpatri on facebook
September 3, 2008

engineering
a) 10^12 (kg/N) b) 10^9 (N/kg*s)
September 3, 2008

engineering
A) 10^3 (N/s^2) B) 10^6 (N/s)
September 3, 2008

engineering
1) 3 x 10^4 (N^2) 2)2.4 x 10^11 (mN^2) 3)5 x 10^-2 (N^3/kg)
September 3, 2008

engineering
a)1.57 x 10^5 m b)5.63 x 10^-9 kg
September 3, 2008

math
3a/7 + 7a/3 9a/21 + 49a/21 58a/21
September 3, 2008

accounting
An old post
June 29, 2008

arithmetic
What is <10x10> divided by 200 =___
June 24, 2008

arithmetic
<a> is right
June 24, 2008

social studies ABC california book
we need the j to z of california ABC book please help us
June 11, 2008

arithmetic
He should put the money in the bank.So that he doesnot hafe to make aloan later.
June 9, 2008

arithmetic
21,120
May 28, 2008

biology
There are two methods used for cutting DNA into small pieces – this is via ultrasound and restriction enzymes. Which method is considered better and why?
May 21, 2008

Biology
There are many drugs that aid our lives on a daily basis that are made/mass produced due to the assistance of bacteria. Can you give a few examples of such drugs and perhaps tell the class a little about the process?
May 21, 2008

Social Studies
My homework paper lels me that I need to know. what did thomas edison invent.
May 19, 2008

Social Studies
Tombouctou.
May 19, 2008

trig
I got the quartic by moving the sin to the right, squaring both sides, then multiplying everything by sin^2 and then changing the cos to sin. My friend gave me this question, and he got it from his virtual school for gr 12 advanced functions lol.
May 2, 2008

trig
solve for x 6tanx - 4sinx = 1 i tried it but got a quartic formula :S 16sin^4x + 8sin^3x + 37sin^2x - 36 = 0
May 2, 2008

religion
new testement
April 14, 2008

chemistry
Really? How would the mechanism look like?
April 8, 2008

chemistry
Is it possible for this equation 2C + D = E + F to have a rate law of rate = k [C]^2[D]^3
April 8, 2008

english
last riddle that i couldnt solve ... LLL 5-1 also found in scotland, name the AC one
March 27, 2008

english
more riddles help me im lost please .... duo, magnificent,unicycle,god,and a couple freezing, discover the missing object
March 27, 2008

english
another riddle an elephant in a day , but most worrying is 349, seek out the name
March 27, 2008

english
im lost on this site ,i do not see a search area to type in my riddle ,or do i have to read through all the riddles to find mine listed .thanks for your help
March 27, 2008

english
more riddles ..help... said to be solid as a rock, a joy to hold and can help you see for miles
March 27, 2008

english
i have a list of riddles i need solved pls ...help me ... 1183,7, 50, 256 seek out the one who say, the pleasure gets better at 37 , discovered in a restaurant , name his play
March 27, 2008

chemistry
What are some applications of Nuclear Chemistry in Medicine? So far I've found - X-rays - Radioactive tracers - Gamma radiation can be used to treat cancer and other diseases
March 11, 2008

chemistry
What are the advantages of a gas as a coolant? (instead of heavy/normal water) (in a fission reactor)
March 8, 2008

chemistry
say A -> B + 5kJ would reactants have more enthalpy or products have more enthalpy? I think first, the delta H would be negative. So H final must be less than H initial. So reactants have more enthalpy?
February 27, 2008

chemistry
Is there a salt bridge in a fuel cell? I think there isn't one because hydroxide ions and hydrogen ions are in the water, so they can move around freely already.
February 21, 2008

physics
They all have values around there, so I'm sure the proportionality is something like that. But I'm supposed to graph it to show this proportionality and I'm not sure what goes on the axis. Is the y-axis f and x-axis 1/length^0.5 or is the y-axis 1/f^2 and x-axis ...
February 18, 2008

physics
Using the data below, suggest a proportionality statement. Length (cm) Frequency (Hz) 100 0.46 80 0.52 60 0.62 40 0.74 20 1.01 I think it's f ¡Ø 1/¡Ìlength (one over square root of length) or is it l ¡Ø 1/f^2 By the way, the length is...
February 18, 2008

chemistry
Write the oxidation and reduction half-reactions of a corroding galvanized nail exposed to rain. The question says "galvanized" so its zinc. Zn(s) -> Zn2+(aq) + 2e- potential: +0.76V rain is slightly acidic, so i thought it would be O2(g) + 4H+ + 4e- -> 2H2O ...
February 15, 2008

essay help
I don't see my parents, only on their day offs or the weekends.
February 6, 2008

essay help
i got to write an essay about my history. Like, origin/culture, heritage etc...But I don't know that much about my origin/culture, heritage, so anyone want to help me?
February 6, 2008

ICS
I need help solving this question. "Two charges are 10 meters apart. The charge on the positive particle is 1.0 C and the negative charge is 10 Coulombs. Calculate the magnitude of the electrostatic force of attraction between these two charges."
January 25, 2008

music
I need help studying for my term. I need to know how to identify stuff on a staff or musical notation. Like clefs, notes, signatures, etc... How should I remember these? Are there any online resources? I also need to define terms. How do I remember these terms for the finals?
January 24, 2008

Algebra
Which point is a solution of the system? Y=x-9 X+2y=3
January 14, 2008

math
where does the "3" go then? 3x^2+3 = 3 x(x^2 + 1) = "3"(x+i)(x-i) because the answer is: (x-1)(3x-1)(x+i)(x-i)
January 14, 2008

math
how do you factor the polynomial 3x^4-4x^3+4x^2-4x+1? i got (x-1)(3x-1)(3x^2+3) but the answer is (x-1)(3x-1)(x+i)(x-i)
January 14, 2008

Algebra
Find the equation of a line throught the points P (-1, 6) and S (4, 2)
December 18, 2007

pigskin geography
look under pigskin geography 2008.
September 19, 2007

Physics repost
v4
September 4, 2007

Physics please check
How much force is needed to accelerate a 50-kg rider and her 250-kg motorcycle at 5 m/s2?
April 9, 2007

Algebra
How to graph a system of linear inequalities. How to figure out the points. y<-5x-7 y>2x+7 Plot the line y=-5x -7 I assume you know how to do that. Now, since y is less than that line (look at the original equation), the area of allowability is BELOW that line. Now plot ...
April 1, 2007

US history
why did socialism appeal to some americans in the late 1800s?
January 4, 2007

Chemical Formulas and Reactions
Ca(OH)2 + H2SO4
December 29, 2006

acids and bses
how is an acid made? good question? they are made from lemon juice and sour things There must be thousands of acids and bases. And are you talking about making an acid in the lab or making it commercially. For example, HNO3, nitric acid, may be made in the lab by reacting a ...
November 24, 2006

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