Saturday

January 31, 2015

January 31, 2015

Total # Posts: 1,681

**12th grade**

this is my english class and we are to write on how young people can change the world by their actions.
*September 9, 2009*

**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?
*September 9, 2009*

**grade 7 math**

thank you very much...i wasn't sure if it was correct.
*September 9, 2009*

**grade 7 math**

so...441 = 21 121 = 11 900 = 30 10 000 = 100
*September 9, 2009*

**grade 7 math**

Calculate the dimensions of a square with each of these areas A. 441 m2 b. 121 m2 c 900 m2 d. 10000 cm2
*September 9, 2009*

**math**

graph y-7>-14
*September 8, 2009*

**ACCOUNTING CONFUSED!! HELP**

Andy Wright,D.D.S., opened a dental practice on January 1, 2008. During the first month of operations the following transactions occurred. 1. Performed services for patients who had dental plan insurance. At January 31, $875 of such services was earned but not yet recorded. 2...
*September 3, 2009*

**Chemistry II**

what is the molar mass of a gaseous organic compound with a density of 3.38 g/L at 40oC and a pressure of 1.97 atm? I got 4.41M, is this correct?
*September 2, 2009*

**Chemistry II**

what is the molar mass of a gaseous organic compound with a density of 3.38 g/L at 40oC and a pressure of 1.97 atm? Ok, I am little confused because I am not sure of where to plug in the density and the atm?
*September 2, 2009*

**Chemistry**

Determining the Molar Mass of a Volatile Liquid
*September 2, 2009*

**college Accounting**

The ledger of Piper Rental Agency on March 31 of the current year includes the following selected accounts before adjusting entries have been prepared. Debit Credit Prepaid Insurance $ 3,600 Supplies 2,800 Equipment 25,000 Accumulated Depreciation—Equipment $ 8,400 Notes ...
*September 1, 2009*

**Chemistry II**

What is the molarity of a solution in which 13.7 g of calcium chloride is dissolved in water to a final volume of 750.0 mL?
*September 1, 2009*

**physics**

You and a friend each drive 50.0 km. You travel at 90 km/h; your friend travels at 95.0 km/h. How long will your friend wait for you at the end of the trip?
*August 30, 2009*

**Grade 10 Home economics**

define the following fibre characteristics -conduction of heat -texture -lustre -moisture absorbency -strenght -flammability
*August 20, 2009*

**science**

I would think mountains, oceans, lakes rivers,etc.would be the answer to that one
*August 18, 2009*

**English**

hi marie i'm having a hard time with the same assignment. were u able to do it? how did u do it? thanks
*August 12, 2009*

**math**

-2(t-2)-3=
*August 5, 2009*

**math**

-4(3y-10)+2(2y+5)=
*August 5, 2009*

**math**

2T+2(1-2T)=
*August 5, 2009*

**math**

2T+2(1-2)=
*August 5, 2009*

**Math Help Please**

Please show me how to put this in interval notation. Thanks! I know I solved this right, I think, but need to put it in interval notatioin. Please tell me if i am correct. Thanks! PleaseSolve: (x-3)/(x^2-25)<0 and write solution set in interval notation. This is what I get...
*August 2, 2009*

**health**

How are the data elements contained in the HIPAA 837 claim form similar to the CMS-1500, and how does each form relate to the claims process? In your opinion, do the similarities between HIPAA 837 and CMS-1500 complicate or simplify the claims process? Explain your answers
*July 28, 2009*

**college**

Explain three rules for exponents listed in the chart on p. 239 (section 4.2). Do not explain the first two definitions listed in the table (Exponent of 1 or 0). Create an expression for your classmates to solve that uses scientific notation and at least one of the rules for ...
*July 27, 2009*

**Algebra**

Does this mean that it will be Upward to the left and downward to the right?
*July 26, 2009*

**Algebra**

Please describe the end behavior of the graph of the function below. f(x) = –2x^5 – x^3 + x – 5?
*July 26, 2009*

**Communication Studies**

Can people's attitudes be "isolated" by researchers? Can an attitude's contours, influence on behavior, and strengths be accurately measured?
*July 26, 2009*

**Chemistry**

Write a balanced chemical equation for single eisplacement reaction. Al+H2SO4
*July 21, 2009*

**Communication Theory**

Identify misuse of language in Charlton Heston's speech from 1999 to Harvard Law School students. Provide specific examples if any exist.
*July 6, 2009*

**Algebra**

Got it Thanks!
*June 23, 2009*

**Algebra**

Find the equation of the line parallel to the line 3x + y = 5 and containing the point (4, – 2).
*June 23, 2009*

**Medical Coding**

What is the two subheadings within the Cardiovascular System subsection?
*June 22, 2009*

**drivers ed**

when crossing a bridge, a driver should usually: 1. reamin in the center of the lane 2.move to the right of the lane 3.move to the left lane
*June 15, 2009*

**Algebra**

Given that h(x) = x+4 and g(x) = rootx-1, find each of the following, if it exists. a. (gh)(10) b. (h/g)(1) c. (hg)(3)
*June 12, 2009*

**Algebra**

Could you be adding both fraction here after coming up with the common denominator? which is 12? for the final ans of 17/12 or 1 5/12?
*June 4, 2009*

**Algebra**

So you don't add the two to come up with the distance? All I need is the distance between the two fractions. Thanks!
*June 4, 2009*

**Algebra**

Calculate the distance between the points -2/3 and 3/4 on the number line. Please show how you arrived at the answer.
*June 4, 2009*

**chemistry**

Is it possible for hydrated sodium carbonate to continue to absorb water?
*June 2, 2009*

**Algebra**

turbo-jet: 400mph super-prop: 350mph
*May 24, 2009*

**college**

i am not good with history and i have an assignment on how the united states became involved with the politics in southeast Asia and how it affected the politics in the united sates. If anybody can help me it would be greatly appreciated
*May 23, 2009*

**Algebra**

Please Simplify ( 3x^5 y^-8)^4 ) (------------- ) ( z^-2 )
*May 19, 2009*

**chem nomenclature**

and sodium diamminetetrachloroplatinate(IV)
*May 11, 2009*

**chem nomenclature**

whats the formula: tetraamminedinitratocobalt(III) bromide
*May 11, 2009*

**Math**

I'm doing some word problems on finding the areas of rectangles, its just like all complicated. I don't understand how to do them. For example: A square field had 3 m added to its length and 2m added to its width. The area is 90 m2(squared). Find the length of a side ...
*April 29, 2009*

**chemistry**

thanks
*April 26, 2009*

**law**

D- until she's 24 ( correct answer)
*April 20, 2009*

**Psy**

How do you believe an individual’s attachment style can affect the types of love relationships he or she has
*April 19, 2009*

**Psycology**

Can you please summarize the three dimensions of love for me, and tell me how they interrelate to identify a specfic type of love relationship?
*April 19, 2009*

**Chemistry**

On March 24, 1989, the Exxon Valdez dumped 10.8 million gallons of oil into the pristine waters of Prince William Sound. If this spill had happened in open water, how many square miles of ocean would be covered by an oil slick that is 0.5 mm thick?
*April 18, 2009*

**4th grade**

Math
*April 14, 2009*

**Algebra**

I think the answer is this because (m+4) is the common factor and then you add a+a to get 2a-2. (m+4) (2a-2)???? is this correct?
*April 2, 2009*

**Math**

Do i need to put a 1 over the 2^2 x 7^8 like this? Or is it just 2^2 x 7^8 ? 1 ------ 2^2 x 7^8
*April 2, 2009*

**Algebra**

I thought there was division too. So what is the final answer?
*April 2, 2009*

**Algebra**

I do not understand how you arrived @ this answer. Can you please explain. Thank you
*April 2, 2009*

**Algebra**

Simplify (5x^-2)-(3y^-1) --------------- (x^-1)+(y^-1)
*April 2, 2009*

**geometry**

A ladder leaning against a vertical wall makes a angle of 75degree with the ground. If the foot of the ladder is 4 feet from the base of the wall, would this ladder be long enough for you to retrieve the suction dart that your friend stuck 17ft up the wall?
*April 2, 2009*

**Algebra**

Please help Simplify (p^-4+m ^2m)^-4/(p^-4)^-m
*April 1, 2009*

**math**

When converting Farrenheit to Celcius, why is there only 32degrees difference between the freezing points of 32 and 0, but 110 degrees difference between the boiling points of 210 and 75 degrees?
*April 1, 2009*

**chemistry**

Why does a solute dissolve faster in hot water than cold?
*March 29, 2009*

**Algebra**

Thank you!
*March 29, 2009*

**Algebra**

Add The following (8n^6 - 6n - 5n^4) + (2n^4 + 2n^6 + 3n) I think that this is the answer but am not sure. 10n^6 - 3n^4 - 3n
*March 29, 2009*

**Algebra**

Wouldn't the + 3n at the end be - 3n?
*March 29, 2009*

**Algebra**

Add. (8n6 - 6n - 5n4) + (2n4 + 2n6 + 3n) I think I have this answer but am not sure if its 10n^6 - 3n^4 - 3n OR 10n - 3n^6 - 3n^4 I am pretty confident on the first answer. Any help is appreciated! Thanks!
*March 29, 2009*

**Englsih**

The word it has how is the correct version written when you are contracting it?
*March 28, 2009*

**science**

can anyone help me unscramble....heat likes to remain "onmfriu"
*March 24, 2009*

**Chemistry**

What is meant by the hyrdration of the hydrogen ion? Does this mean you add water? Does this mean you create hydronium ions? Are hydronium ions only created when you hydrate a concentrated acid?
*March 22, 2009*

**Chemistry**

If you mixed water and dilute sulfuric acid, rather than concentrated sulfuric acid, would the exothermic reaction be greater or less than the exothermic reaction that occurs during hydration of a concentrated sulfuric acid? If so, why?
*March 22, 2009*

**Calculus II**

Solve the Initial Value Problem: Let k and Po be positive constants. P(0)=Po dP/dt = kP^2
*March 17, 2009*

**algebra 2**

how do you solve 1/3 + 4/x=2
*March 16, 2009*

**Algebra**

Algebra - Substitution Question? A+B+C=1 A+C= -1/2 A-B+C= -7 What are the values of A, B, and C?
*March 9, 2009*

**Biology**

5' C U A C C U C A G A U U C G C C U A C C U 3' What is the DNA sequence that encodes for the word for this protein? Be sure to note the 5' and 3' ends. What is the protein? I would appreciate any feedback! Thanks! :)
*March 5, 2009*

**Biology**

5' C U A C C U C A G A U U C G C C U A C C U 3' What is the DNA sequence that encodes for the word for this protein? Be sure to note the 5' and 3' ends. What is the protein? I would appreciate any feedback! Thanks! :)
*March 5, 2009*

**Calculus**

What is the antiderivative of this? What is the antiderivative of x/((16+x^2)^(1/2))? (x / the square root of (16 + x^2))? What method did you use? Substitution, etc..? Thanks!
*March 4, 2009*

**Math**

That is what i need to know, i figured out that 4(-17) + 36 (0) 4(-17) + 36 (0) = -68 + 36 = -32 X = 0 Y = 0
*March 2, 2009*

**Math**

Graph the linear equation. I need coordinates, but don't think they match up to my choices. I would appreciate some feed back. ThankS! 4y + 36x = -32
*March 2, 2009*

**Biology**

In the following chemical reaction, what is carbon dioxide (CO2)? 12 H20 + 6 CO2 -> 1 glucose molecule + 6 O2
*March 2, 2009*

**Algebra**

Thanks for helping out I see how this fits on the graph now! So my final answer will be (0,3) {-3/7,0}?
*March 2, 2009*

**10th grade math**

3a²-a-4=0 solving for the roots,
*February 21, 2009*

**math, solving roots**

4x²-25=0
*February 21, 2009*

**Word Problem**

So then the answer would be x > 15? Thanks!
*February 18, 2009*

**Word Problem**

Photography reprints cost $0.52 each at a local photo shop. Through the mail, they cost $0.44 each plus $1.20 postage and handling. How many reprints must a customer purchase to make it less expensive to use mail order? Thanks!
*February 18, 2009*

**Algebra**

Are you a math teacher by any chance?
*February 18, 2009*

**Algebra**

Would (2,1) (3,5) (4,9) work to make this true? 4x - y = 7? X representing the first number in the pair, and y the second? Thanks!
*February 18, 2009*

**Algebra**

I need 3 ordered pairs of points that would be solutions to this equation I have an idea of what suppose to fit because I think this equation has infinate solutions. What do you all think. Thank you! 4x - y = 7
*February 18, 2009*

**Alegebra**

For a science project, Tyronce is misxing a solution that is 6 parts of sugar to 25 parts of water. How would you wirte this as a decimal
*February 17, 2009*

**math**

can two different sqaures have the same perimeter
*February 16, 2009*

**Chemistry**

At the point of freezing when the temprature has plateaued and there is an equilibrium between the liquid and solid phases which phase, solid or liquid contains the greater amount of energy? In short, when the temperature of both the liquid and the solid are the same which ...
*February 16, 2009*

**Chemistry**

When the solid and liquid phases are in equilibrium, which phase, solid or liquid, contains the most amount of energy (kenetic energy is the same)? Also, what is the difference between the melting and freezing of a substance?
*February 16, 2009*

**Economics**

Why are the multiplier and MPS inversely related? If net exports increase, is this a leakage or an injection?
*February 7, 2009*

**Chem Help**

35 C
*January 31, 2009*

**social studies**

who was moses austin?
*January 29, 2009*

**math**

write a word problem involving the number of pages in a book. then write the numerical expression that you would need to use to solve your problem.
*January 26, 2009*

**calculus**

A question on my math homework that I can't seem to solve... Rotate the region bounded by y=x^2-3x and the x-axis about the line x=4. Set up the integral to find the volume of the solid. I'm pretty sure that the integral is in terms of (dy), and has bounds of 0-4. ...
*January 24, 2009*

**social studies**

what roles did women play in medieval times?
*January 22, 2009*

**physics**

Astonomers discover a new planet orbiting a fixed point in space, but for reasons unknown, they can't directly observe a star where one is expected. The radius of the orbit is measured to be 1.85 x 10^8 km, and the lone planet completes an orbit once every 530 days. a.) ...
*December 16, 2008*

**physics**

Assuming Earth behaves as a perfect sphere with a radius of 6380 km, the standard gravitational acceleration,g, at sea level has a value of 9.80 m/s^2. a.) As Earth rotates on its axis, objects at the equator experience a slightly different value of g due to additional ...
*December 16, 2008*

**physics**

The mean distance of the planet Neptune from the Sun is 30.05 times the mean distance of Earth from the Sun. a.) Determine how many Earth-years it takes Neptune to orbit the Sun. b.) The mass of teh Sun is 1.99 x 10^30 kg, and the closest distance of Neptune from the Sun is 4....
*December 16, 2008*

**physics**

The moon is receding from the Earth by approximately 3.8 cm per year. Earth's mass is 5.98 x 10^24 kg, and its radius is 6.38 x 10^6 m. The Moon's mass is 7.3 x 10^22 kg, its radius is 1.79 x 10^6 m, and its orbital period around Earth is 27.3 days. The current average...
*December 16, 2008*

**science**

What are at least three attributes that distinguish a mold from a fungus?
*December 12, 2008*

**Physics**

i know this is alot to ask for but these 10 i can nott get out of the 30 A man pulls a 10-kg box across a smooth floor with a force of 71 newtons at an angle of 23 degrees and for a distance of 97 meters. How much work, to the nearest joule, does he do...
*December 10, 2008*

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