October 25, 2014

Homework Help: 12th Grade

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Physics (12th Grade)
Equal volumes of monoatomic and diatomic gases of same initial temperature and pressure are mixed.What will be the ratio of sprcific heats of the mixture(Cp/Cv)?
Monday, April 9, 2012 at 12:33am

Physics (12th Grade)
What will be the amount of work done in increasing the volume of 10 mols of an ideal gas from one litre to 20 litre at 0C?
Sunday, April 8, 2012 at 1:08pm

12th Grade Life Orientation
in 10-15 lines critically discuss five ways in which the human or environmental impact causes within any community in South Africa.
Friday, March 23, 2012 at 10:52am

math 12th grade
1. convert polar equation to rectangular coordinates: r^2=4sin2theta 2. find the coefficient of x^5 in the expansion (x+2)(x+1)^8
Wednesday, January 18, 2012 at 6:29pm

I'M CURIOS SO DON'T JUST JUDGE ME AND BE RUDE i'M REALLY CURIOUS AND i FORGOT TO ASKED THIS QUESTION. DO NOT JUDGE ME!!!! Do I start taking SAT's and ACT's in grade 10th or 11th/12th grade???? I'm really curious.
Friday, December 30, 2011 at 12:29pm

Measures of Central Tendency,variability, and postion 12th Grade math class. organize the data 78,67,95,85,84,86,82,75,85,94,91,57,78,7​7,88,90,91,86,84,82,75,58,73,75. Then do 4 columns of Grades,Deviations,Squares,and Z-Scores
Wednesday, November 30, 2011 at 12:21pm

English 12
I need a 12th grade level complex/compound sentence using a gerund.
Tuesday, May 10, 2011 at 7:22pm

English 12
I need a 12th grade level complex sentence using a metaphor
Tuesday, May 10, 2011 at 7:21pm

Calculus 12th grade.
Find the area lying above the x axis and below the parabolic curve y= 4x -x^2 a.8 b. 8 1/3 c. 10 2/3 d. 16 B or C not sure??
Saturday, March 5, 2011 at 9:44pm

12th grade chemistry
How many molecules of water can be made from 9.21 x 10^22 molecules of hydrogen sulfate? The equation is 2Fe(OH)3 + 3H2SO4 -> Fe2(SO4)3 + 6H2O
Wednesday, March 2, 2011 at 12:04am

12th grade English
arguments and counterarguments in "A Vindication of the Rights of Woman"
Thursday, February 24, 2011 at 11:20am

12th grade calculus
How do I find the area bounded by the curver y = x^1/2 + 2, the x-axis, and the lines x = 1 and x = 4
Tuesday, January 25, 2011 at 2:52pm

12th grade chem
why is it that only the first hydrogen bond in a polyproptic acid strong?
Monday, December 20, 2010 at 10:15pm

12th grade
can anyone explain how to divide in algebra? I have this problem: (15x2-24+9)/(3x-3) I am not looking for someone to give me the answer straight out I just need to know how to get there.
Wednesday, December 15, 2010 at 10:42am

12th grade
What is the thesis of how would Bryan evaluate the ambitions of Albert Beveridge?
Tuesday, December 7, 2010 at 7:42pm

12th grade
I need help in Psychology do you guys do that? Or just ore subjects?
Sunday, December 5, 2010 at 5:45pm

12th grade
Find altitude of isosceles triangle if angle=53 degrees and base is 8 inches.
Thursday, December 2, 2010 at 9:35pm

12th grade
Angle elevation of sun is 25 degrees. Find the length the shadow cast by a tree 41 feet tall.
Thursday, December 2, 2010 at 5:56pm

English(how is it?)
Should there be abolishment of the 12th grade? To some this may sound like a good idea in theory. But there could be too many complications that come along as well. Some feel as if the 12th grade should be abolished in favor of job training. As well as trying to encouraging ...
Wednesday, December 1, 2010 at 11:17pm

12th grade English
I need help i have to have a literary term for ch. 1,2,3,5,12,13,14,16,and 26 im having trouble figuring out how to do that so can somone help me please
Tuesday, November 30, 2010 at 9:11pm

12th Grade Government
Why was it important to the Founding Fathers to justify their actions by evoking traditional English rights?
Monday, November 22, 2010 at 1:29pm

12th Grade Government
_____ believed that there should be no limits to the power of the government once the will of the people was determined.
Monday, November 22, 2010 at 1:28pm

12th grade
The kinetic energy of a 50 newton object resting on the edge of a cliff 30 meters high is?
Thursday, November 18, 2010 at 9:22am

12th grade Biology
Most of the enzymes of the Calvin cycle also function in other metabolic pathways. This should not be a surprising finding, because ____.
Wednesday, November 17, 2010 at 1:48pm

12th grade
If you consider The Call of the Wild to be an allegory, which one of the following statements would be true?
Tuesday, November 16, 2010 at 3:31pm

12th grade
which of the following contributed most to the fish population dying during the 1970's?
Wednesday, November 10, 2010 at 7:11pm

12th grade Trig
What are the period and 2 consecutive asymptotes? 1. y= -3tan pi x 2. y= 2 sec 4 x 3.y= csc x/3 4.y = 3cot pi x/3
Wednesday, November 10, 2010 at 10:09am

12th grade
Carefully describe the following distribution of ages (in years). Remember to include the shape, center, and spread. {20, 22, 24, 26, 23, 19, 34, 44, 25, 26} Are there any outliers? Justify your answer with calculations and explanation.
Tuesday, October 5, 2010 at 10:22am

12th grade
Can somebody tell me what to do next for solving polynomial equations? x^3 - 3x^2 -4x + 12= 0 I got the factors of 12 and i used 2. (x+2) (x^2 + x + 12)=0 What do I do next?
Tuesday, October 5, 2010 at 12:10am

12th grade
if you remove 1000 cal from 1.5 grams of steam at 100 degress celsius, what would you have left?
Monday, October 4, 2010 at 4:42pm

12th grade
prove that the statement 1/5+1/5^2+1/5^3 +...+1/5^n=1/4(1-1/5^n) is true for all positive integers n, write your proof in the space below
Wednesday, September 22, 2010 at 12:04pm

12th grade maths
how to work out the percentage of a triangle that is shaded by a circle?? (circle is at a tangent to all 3 sided if that helps) thanks
Monday, September 20, 2010 at 1:17pm

12th grade
a n equailateral tringle has sides of equal length. find the domenwions of an equilateral tringle with perimeter of 45 inches
Saturday, September 11, 2010 at 7:58pm

12th grade - Math
Justify your answer: 1.) Which line is steeper? y= 4/3x - 5 or y= 6/5x - 1 2.) Does the slope of line AB exist? A (-2,7) B (-2,-1)
Thursday, September 9, 2010 at 7:09pm

12th grade maths
factorise: 2x^2+6x-16, and 14x^2-3x-2. Solve: 6y^2-5y-6=0, and 8x^2-2x-1=0. Rearrange: p=5t-u/u to make u the subject, and p(q+r)=(q-p). please help i've done about 40 questions and im just stuck on these. thanks for the help
Monday, September 6, 2010 at 3:20pm

12th grade
What is a group in Canada that is basically self-sufficient today? Explain
Saturday, September 4, 2010 at 11:01am

12th grade - Math
Explain. 1.) To solve x(x-5)=0 either factor may be equal to zero. 2.) | 8-15i | = 17 3.) The solution for x^2 = -2 cannot be found graphically. [any help or explanation is greatly appreciated]
Thursday, August 26, 2010 at 5:16pm

12th grade - Math
Identify the system as consistent, inconsistent or dependent. Explain your choice. 1.) 3x - 2y = 12 6x - 4y = 24 2.) x= -5 y= 4
Thursday, August 26, 2010 at 5:12pm

12th grade-Advanced functions
Determine the instantaneous rate of change of y=tanx at x=1 to 3 decimal places
Friday, July 30, 2010 at 5:14pm

12th grade-Advanced functions
the y-intercept of the graph of y=k(x-1)(x-2)(x-3) is 24 Determine the value of k.
Friday, July 30, 2010 at 4:13pm

12th grade-Advanced functions
Given that f(x)=g(x/3), describe how the graph of f and g are related?
Friday, July 30, 2010 at 3:28pm

12th grade-Advanced functions
Determine the vertical asymptotes of the graph of graph of y=secx/logx for x≤2pi
Friday, July 30, 2010 at 12:35pm

12th grade chemistry
How do I prepare 500 ml of a .100 mol/L solution of copper sulphate.
Friday, July 30, 2010 at 11:21am

12th grade
Which acid is stronger: HClO2 or HClO3? Can you also explain why?
Tuesday, July 27, 2010 at 10:29pm

12th grade
The area of a circle is 28.26 square centimeters. What is its diameter (use 3.14 for ð)?
Tuesday, July 20, 2010 at 9:19am

12th grade-Advanced functions
provide any 2 solutions for the equation y=cot(1/2(theta-pi/2))-5 solutions may be in degrees
Monday, July 19, 2010 at 10:29pm

12th grade Economics
Graph and explain what happens to the domestic price of steel after the tariffs are removed.
Wednesday, May 26, 2010 at 7:17pm

12th grade Shakespeare
"O, what a rogue and peasant slave am I!" -Hamlet (Act II, ii) What are two interestin ways that Shakespeare uses language in this soliloquy?
Tuesday, May 18, 2010 at 8:16pm

12th grade
why is damage to grey matter permenant and not white matter
Thursday, May 6, 2010 at 1:34am

12th grade
A thimb is 23.0 cm from a concave mirror. The focal point is 9.0 cm. Where is the image located?
Tuesday, May 4, 2010 at 1:53pm

12th grade
What distance would Mario travel if he drove for 4(3/4) hours at 70 miles per hour?
Tuesday, April 27, 2010 at 3:54pm

12th grade
which of the following results in the graph of f(x)=xto the second powwer being expanded vertically by a factor of 3 and reflected over the x axis a.f(x)=(1/3)x^2 b.f(x)=-3x^2 c.F(X)=-(1/x^2)+3 d.f(x)=-(1/3)x^2
Tuesday, April 27, 2010 at 10:03am

12th grade
In 10-15 lines critically discuss 5 ways in which the environmental problem impacts on the community. provide relevant sources to support your claims.
Sunday, April 25, 2010 at 8:05am

12th grade agebra 2
find all real roots: x^4-6x^2+8=0 and the other polynomial is: 8x^3+1=0
Tuesday, April 20, 2010 at 12:24am

12th grade
Solve this quadratic equation b2 - 10b plus 25 equals 0
Sunday, April 18, 2010 at 9:52pm

12th grade life orientation
identify 1 enviromental or human factor that causes ill health,accident,crises within south africa
Sunday, April 18, 2010 at 12:26pm

12th grade life orientation
15 lines critically discuss 5 ways based on crises in which the human or enviroment problem imqacts on the community
Sunday, April 18, 2010 at 12:03pm

12th grade
find the max and min values of f(x,y)= 3x+y for the polygonal convex set determined by x ¡Ý 1, y ¡Ý 0, and x+ .5y ¡Ü 2
Sunday, April 18, 2010 at 11:09am

12th grade
in 15 lines critically discuss 5 ways in which the human or enviroment problem impact on the community.
Sunday, April 18, 2010 at 11:00am

12th grade
a ball with a r of 2inches weighs 2.40 lb.find the weight of a ball of the same material with 3 inches r
Friday, April 16, 2010 at 12:52pm

12th grade government
micromanagement of party goals a possible weakness of political parties?
Thursday, April 15, 2010 at 8:09pm

12th grade
what would be your best advice to a person who wants to learn more about political issues?
Wednesday, April 14, 2010 at 11:23pm

12th grade.physics
three equal and similar charges each of 'q' units are placed at the corners of the square of side 'a' .find the electric field strength at the fourth corner?
Saturday, April 10, 2010 at 4:23am

12th grade
how can i find the initial velocity of a ball being kicked from a rooftop and landing on the ground?
Monday, March 22, 2010 at 7:10pm

12th grade
i need help, can someone determine the quadrant in which the angles lie? pie/5 7pie/5 -pie/12 -2
Sunday, March 21, 2010 at 12:23am

12th grade
The most useful indicator of the degree of democracy reached by a particular society is whether it has a:
Thursday, March 18, 2010 at 12:00am

12th grade
Find the equation of the line through the point (3,4) which cuts from the first quadrant a triangle of minimum area.
Tuesday, March 16, 2010 at 2:19pm

12th grade math
What is the distance between the origin and the point (5, 12)? If necessary, round your answer to two decimal places.
Wednesday, March 10, 2010 at 10:45pm

12th grade Textiles
discuss how economic and technological factors have influenced the success or failure of the designer collette Dinnigan.
Sunday, March 7, 2010 at 4:01am

12th grade
The electric field between two parallel plates connected to a 40 V battery is 1550 V/m. How far apart are the plates?
Monday, February 22, 2010 at 10:11pm

12th grade
what are the rhtorical devices used in Bernice Bobs Her Hair and what effects did they create?
Thursday, February 18, 2010 at 10:51pm

12th grade
would you expect an H2Se molecule to have a shape similar to that of water? Give a reason for your answer?
Wednesday, February 17, 2010 at 7:41pm

12th grade
Tuesday, February 16, 2010 at 9:52pm

12th grade economics
how might opportunity cost help to explain tha pattern of international trade?
Sunday, January 24, 2010 at 3:00pm

12th grade
i need information about the virginia plan but it has to be more on a college
Saturday, January 23, 2010 at 4:55pm

12th grade
i need information about the virginia plan but it has to be more on a college levle
Saturday, January 23, 2010 at 4:55pm

12th grade
which of the following contributed most to the fish population dying during the 1970's
Wednesday, January 20, 2010 at 11:12am

12th grade world history
Are the Lapita the ancestors of the Polynesians and the Maori?
Monday, December 14, 2009 at 8:02pm

12th grade
Can someone look over my admissions essay for Brown?
Saturday, November 21, 2009 at 2:08pm

12th grade English
I need to write a one page response essay to the quote "you can no more win a war than you can an earthquake"..........please help! Not good at writing. Thank you
Tuesday, November 17, 2009 at 6:17am

12th grade
How do I teach Paradox to my fellow classmates? what activities can I do to involve them while I;m teaching?
Thursday, November 12, 2009 at 8:27pm

12th grade Economics
Describe the automotive Industry- How does the company answer the basic economic questions?
Tuesday, November 10, 2009 at 3:10pm

12th grade Trig
sec theta = 2, sin theta is less than 0. I'm not sure what to do? Please explain. Thank you.
Monday, November 9, 2009 at 4:44pm

12th grade Physics
Determine the x and y components if a dog walks to the park that is 24m, 30 degrees northwest. Please help i don't know how to go about solving this problem
Wednesday, November 4, 2009 at 9:57am

12th grade Physics
how much tension must a rope withstand if it is used to accelerate a 1200-kg car vertically upward at .80 m/s^2?
Saturday, October 24, 2009 at 1:09pm

12th grade
Find the reactants of NaC2H3O2+H2SO4 and balance the equation
Wednesday, October 14, 2009 at 7:22pm

12th grade
Need help on the book of beowulf- what it the evil between the two religions christian and pegeon.
Monday, October 12, 2009 at 8:16pm

12th grade
How long did it take the Bill of Rights to come into effect?
Monday, October 12, 2009 at 1:57pm

12th grade government
How does the new class differ from more traditional elites in its political attitudes?
Sunday, October 11, 2009 at 10:29pm

chemistry 12th grade
can carboxyl groups undergo controlled oxidation...why or why not??? thanks
Sunday, October 4, 2009 at 4:43pm

12th grade english
i cant figure out how to put cordon in a sentence if the definition is *a cord or braid worn as a decoration* please help!
Wednesday, September 30, 2009 at 3:53am

11th grade u.s. history
Im doing a project on the 12th amendment but im having a hard time finding the questions ive been working this for like well dis will be my 5th day working on it im not good at finding stuff on the internet anyway i have to find out why was the 12th amendment necessary,what ...
Monday, September 28, 2009 at 8:46pm

12th grade
Does knowledge acquired in highschool liberate or hinder students? Please help explain the question and your opinion.
Saturday, September 26, 2009 at 11:08am

Thursday, September 17, 2009 at 6:29pm

12th grade
According to the social contract theory, the contract is
Wednesday, September 16, 2009 at 12:22pm

12th grade LAW
how do laws increase an individuals freedom in society?
Thursday, September 10, 2009 at 10:10pm

12th grade
is there any sites that can you can suggest for an essay that I'm doing on how young people who believe in their words and ideas can change our world?
Wednesday, September 9, 2009 at 5:57pm

12th grade A.P. Economics
Compare the mixed economies of various nations along a continuum between centrally planned and free market systems.
Saturday, September 5, 2009 at 9:40am

12th grade expository writing
Can somebody help me with writing?
Thursday, August 20, 2009 at 1:13pm

12th grade A.P. Economics
How do economists use the phrase “guns or butter”?
Monday, August 17, 2009 at 12:28pm

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