Saturday

August 30, 2014

August 30, 2014

Total # Posts: 2,537

**AP European History**

Here's my thesis statement so far: The geography of Europe, which includes several defining features such as the Pyrenees, the Balkan Peninsula, the Northern European Plain, and the Central Russian Upland, helped shape its history by defining trade routes, deciding battles...
*February 7, 2011*

**AP European History**

Thank you! -Oh, and what I meant about the thriving civilizations around rivers (Tigris, etc) might not have existed if it weren't for the rivers that provided fertile soil.
*February 7, 2011*

**AP European History**

What is the relationship between the study of geography and the study of history? What are the advantages and disadvantages of Europe’s geography? Explain the impact of Europe’s geography on European History. This is what I have so far: How are geography and history ...
*February 7, 2011*

**social studies for kindergarten**

What makes a family?Hm. People who are share problems with eachother, who like the same things and want to look out for one another...who love eachother and want to help one another...etc. A family is important so each person can have a healthy life and be mentally and ...
*February 7, 2011*

**chemistry**

What volume of 16M HNO3 is required to dissolve 0.50g of Cu metal in the following reaction? Cu(s) + 4HNO3(aq) ---> Cu(NO3)2 + 2H2O + 2NO2
*February 3, 2011*

**Language Arts**

I am looking at the poem, "Harriet Tubman Didn't Take No Stuff"
*February 1, 2011*

**Language Arts**

How can you display Harriet Tubman character traits in school, at home, and at play?
*February 1, 2011*

**chemistry**

balanced chemical equation for m(s) + n^(x+) (aq) ---> M^(y+)(aq) + N(s)
*February 1, 2011*

**English**

What are the effects of new media technologies on youth culture? Can you give me some example where it has been good and where it has been bad?
*February 1, 2011*

**Managerial Finance**

Assume that investors have recently become more risk averse, so the market risk premium has increased. Also, assume that the risk-free rate and expected inflation have not changed. Which of the following is most likely to occur? A. The required rate of return for an average ...
*January 30, 2011*

**Calculus**

Determine the volume of the solid formed by rotation about the x-axis of the region bounded by the curves y=4^x-1 and y = 21x on the interval 0<x<3.
*January 30, 2011*

**geometry**

6x+8x=12
*January 28, 2011*

**enginireiring**

How fast can a Farrari FXX go?
*January 27, 2011*

**engineering**

How fast can a Farrari FXX go?
*January 27, 2011*

**space car**

design a car for astronauts to drve in outer space
*January 26, 2011*

**math**

g(x) = -2/(4x+5)
*January 26, 2011*

**physics**

.0000016675
*January 25, 2011*

**Pre-Cal: Trig**

The point (7,2) determines a position angle "t". Find the exact value of sin(t).
*January 23, 2011*

**Pre-Cal: Trig**

The point (7,2) determines a poistion angle "t". Find the exact value of sin(t).
*January 23, 2011*

**social studies**

Why would the new states want a weak government?
*January 23, 2011*

**social studies**

Why do you think the number of people who would represent each state in congress was so important to the delegates?
*January 23, 2011*

**Government**

Why would the new states wanted a weak government?
*January 23, 2011*

**Bob Pursley/ Dr.Bob!!!! please help!!!!! CHem!!!!**

What is the molality of the solution when you have 48.2 % by mass KBr aqueous solution ? Show each conversion step
*January 23, 2011*

**AP Chemistry**

What is the molality of the solution when you have 48.2 % by mass KBr aqueous solution ? Show each conversion step.
*January 23, 2011*

**Grade 12 math**

Formula T= L+F/S T= time it takes to download file L= latency F= file size s= average speed of the connection Use formula to determine the Latency for a 113-kb file that downloads in 4.4s at an average speed of 43 kb/s?
*January 23, 2011*

**Math Grade 12 college**

250(1.03)^n=400 solve for n
*January 23, 2011*

**Science**

What is the density of a cylinder if the cylinder is 3.5 cm long and 4cm in diameter and has a mass of 120 g
*January 22, 2011*

**Calculus **

PLZ show work, find the rieman sum of 6 intervals of sinx from (0,pie) also find the absolute min and max of ln(2+sinx) for pie<(or equal to) x >(or equal to) 2pie
*January 19, 2011*

**7th grade science**

Please help me fill in the following: A windmill converts ________energy to _____energy.
*January 18, 2011*

**alegebra 2**

12x+20y+15z=-60
*January 17, 2011*

**alge2**

12x+20y+15z=-60
*January 17, 2011*

**math**

0.5x+2=0.2x-7 lost !!!!!!!!!!!!!!!
*January 16, 2011*

**Statistics**

The heights of the students in a statistics class are approximately normal with mean 68 inches and a standard deviation of 2.75 inches. Suppose that the heights of the 15 male students in the statistics class are also approximately normal with mean 71 inches. Would the ...
*January 15, 2011*

**Pre Calc**

The half-Life of radioactive earthium is 2651 years. Find how many years it will take 100 grams of earthium to decay to 10 grams. I know the equation is A=Ae^(-rt) I tried working it out but I think I am doing it wrong. I did 10=100e^(-r*2651) Can anyone help? Thanks a lot
*January 13, 2011*

**English **

Hey guys, I was just wondering if you could help me find or explain to me media influence in the Hunger Games. I know this is a big part of the story, but I really need clarification. Thanks a lot guys!
*January 13, 2011*

**Social Studies**

Here are some questions i need help on. Ture or False 1.Grmans came from an area of Germany that had been devastated during a numder of wars. 2.Quaker women parted fully in religious affairs.
*January 13, 2011*

**Conductivity**

YEA UCI chem lab where 2units > 4 units
*January 12, 2011*

**science**

what would happen if inertia was the only force being acting on the earth?
*January 12, 2011*

**math**

Buses to the stadium leave Central Station every 10 minutes. Buses to the zoo leave Central Station every 16 minutes. Both buses leave Central Station at 8 p.m. Find the next time both buses will leave Central Station at the same time.
*January 11, 2011*

**math**

Three brothers divide 17 candy bars. The oldest child gets 1/2, the middle child 1/3, and the youngest child 1/9. So that they do not have to cut any bars, Mom provides an extra one. The oldest chidl then takes 9 candy bars, the middle child 6, and the youngest 2, and they ...
*January 11, 2011*

**trigonometry**

Can you add 1 to the sqrt of 2 . Or was that the final answer.
*January 10, 2011*

**trigonometry**

Thank you soo much.
*January 10, 2011*

**trigonometry**

Using exact values,find the value of: (A=30degrees) sin 2A + tan 3A/2 - cos A + sec(A+15), when A= 30degrees There were no parentheses and no exponents. please help by showing the work in details. Thank you! I pluged in the numbers and got this I dont know if its right or ...
*January 10, 2011*

**trigonometry**

thanks !
*January 9, 2011*

**trigonometry**

this is exactly how the question is written and i tried to solve it but i just couldn't. Can u please show me how the work was done I dont want just the answer. using the exact values,find the value of: 12 sin 30degrees - 6 tan of 45 degress + sec 45 degrees / 52. please ...
*January 9, 2011*

**algebra**

ohhh I see what I did wrong Thanks you 2
*January 9, 2011*

**algebra**

So is the answer 6sqrt(5)?? Thank you
*January 9, 2011*

**algebra**

sqrt(45)+ sqrt(20)+ sqrt(5)-sqrt(125)=?? I came up with 6sqrt5 I know it's wrong. I think I messed up the breakdown of the sqrt of 125
*January 9, 2011*

**math**

correction ab+b=3a-d
*January 9, 2011*

**math**

But the answer is 120. I have the answers to those questions. I just need to know topics they are included in so I can study.
*January 9, 2011*

**math**

What type of math is this? 25% of what is 30? and solve for a: ab=b=3a-d
*January 9, 2011*

**Calculus**

Find the dimensions of teh rectangle with the most area that will fit above the x-axis and below the graph of y=e^-x^2. Please show with every step. Thanks.
*January 3, 2011*

**Calculus**

You are given a 60 inch by 30 inch piece of cardboad and asked to make a six-sided box. If the cardboard is cut along the lines shown, what will the dimensions of the box with maximum volume? The diagram looks as follows: it is a rectangle with a shaded square in the top left ...
*January 3, 2011*

**Calculus**

Can you show me the steps you skipped? Thanks
*January 3, 2011*

**Calculus**

Find the dimensions of teh rectangle with the most area that will fit above the x-axis and below the graph of y=e^-x^2.
*January 3, 2011*

**Calculus**

it is a rectangle with a shaded square in the top left and bottom left corners.....there is a shaded rectangle in the top right corner and bottom right corner....there is a shaded square to the left of the rectangle in the top right corner and the bottom right corner....in ...
*January 3, 2011*

**Calculus**

You are given a 60 inch by 30 inch piece of cardboad and asked to make a six-sided box. If the cardboard is cut along the lines shown, what will the dimensions of the box with maximum volume?
*January 3, 2011*

**Biography**

What was Louis Armstrong's goals?
*January 1, 2011*

**organic chemistry**

Because acyl group is a ring-deactivating and decreases the electron density.
*December 29, 2010*

**Adult education- child care development**

Sure.Why not? Why wouldn't it be appropriate?
*December 26, 2010*

**Physics**

On a recent trip to a water park, you notice there is a new slide that you ride down a steep hill, then it carries you back up another ramp and shoots you into a pool. All the kids around you are saying that you leave the ramp at 50 m/s. If the initial height of the slide is ...
*December 21, 2010*

**math**

how can i fine the volume of 17cm 13cm 10cm
*December 19, 2010*

**algebra**

simplify: sq rt of 15/5 * sq rt of 20
*December 18, 2010*

**AP Physics**

A cowboy at a dude ranch fills a horse trough that is 1.7 m long, 50 cm wide, and 40 cm deep. He uses a 1.9 cm diameter hose from which water emerges at 1.3 m/s. How long does it take him to fill the trough? min
*December 16, 2010*

**science**

2H2(g) + O2(g) = 2H2O (l) Calculate the volume of Hydrogen gas at STP required to produce an amount of energy equivalent to that produced by the combustion of a gallon of octane. The density of octane is 2.66 kg/gal, and its standard enthalpy of formation is -249.9 kJ/mol. ...
*December 15, 2010*

**math 3rd grade**

Multiples of 10 can also be multiples of 5 because 5 can "go into" 10 easily, so is the same for other multiples.
*December 14, 2010*

**2nd grade**

So, which words are showing possession? Valentine's and Charlotte's, right?See, it is Valentine's Day,(The day BELONGS to Valentine, and it is Charlotte's Web, and the web belongs to Charlotte.) Understand?:)
*December 13, 2010*

**Gr. 9 Math (continued)**

O_O
*December 12, 2010*

**US History**

did you get rid of the spaces? I only put them because the website wouldnt let me put it on. It's a picture of a girl clinging to a gate nd she looks sad
*December 10, 2010*

**US History**

I need to do a poster thats for teen suffrage and I wanted to use this: h t t p : / / c d n . w n . c o m / p h / i m g / 3 0 / c a / e f 1 c 4 8 d 1 3 2 f d 1 c 1 6 0 5 b b 9 3 d 2 5 2 7 8 - g r a n d e . j p g or something like this. Would this be a good poster? I also need ...
*December 10, 2010*

**OCHem**

The amount of methylcycloheane with the substituent in the equatorial orientation at room temperature (25C) would be The Gibbs free energy for axial methyl to equatorial methyl is -7.28Kj/mol (the universal gas constant is 8.314 j/deg-mol). I cant remember how to solve this...
*December 10, 2010*

**computer science**

If all the hub and authority scores are initialized to 1, what is the hub/authority score of a node after one iteration? In the preceding discussion we encountered two recommended “hard constants” – the increment on te being ten times the last fetch time, and ...
*December 10, 2010*

**chem**

AgNO3 + NaCl produces AgCl + NaNo3 how much AgCl is produced when 3.10g of AgNO3 and .600g of NaCl react?
*December 8, 2010*

**physics**

5. A truck is travelling at a constant velocity of 16.7 m/s. A pumpkin is shot vertically (at a 90o angle to the ground)at a velocity of 120. m/s from the bed of a this pickup truck. The bed of the pickup truck is one meter high (from the ground). Complete the following ...
*December 7, 2010*

**5th grade**

how much would a trapizoid worth if the triangle eqauls 1/3
*December 7, 2010*

**Physics**

I get it now......Thanks alot.....
*December 5, 2010*

**Physics**

no....sorry I forgot to mention, the angle is 20 degree.....
*December 5, 2010*

**Physics**

I don't know.....it's written like that in the book...... It's being pushed up....... the answer is 12.9m/s.....But I dun know how to calculate it......
*December 5, 2010*

**Physics**

A block of mass 0.5 kg rests on a smooth inclined plane. It is then pushed by a horizontal force of 16N. When the block has displaced 5m along the inclined plane. What would be the speed of the block if the plane is rough and a friction of 5N is acting on the block?
*December 5, 2010*

**5th grade math**

explain how a decimal is related to a percent.
*December 2, 2010*

**6th grade**

i got the general pattern x*5/6 but there is a second part "If a movie ticket costs 7.50, what is jame's weekly allowanse?"
*December 2, 2010*

**6th grade**

if james spends 5/6 of his weekly allowance seeing a movie he has how much of his allowance left
*December 2, 2010*

**Geometry Please Help**

3x I think i could be wrong
*December 2, 2010*

**Fractions**

My denominator is 6 more than my numerator. My simplest form is 2/5 What fraction am I?_______
*December 2, 2010*

**math-rates**

1,680 kilobytes in 4 minutes ..........how do u get it....... lesson 6-2 ......rates....6th grade pg. 289 ......#2
*December 2, 2010*

**math-rates**

.....rates....6th garde.....lesson6-2 5pounds for $2.49
*December 2, 2010*

**business law**

Case study- Lola Langston decides to make it rich by forming a general partnership with her friend Irvine and opening up go-go dancing bars with females and males dancing on a stage in “skimpy” clothing. The first bar is in the town of Bugtussle and the second in the...
*November 30, 2010*

**Physics**

What would the gauge pressure be on a diver in atmospheres if she could dive to a depth of one km in sea water? One atmosphere is 1.01 X 10^5 N/m2. The density of sea water is 1.03 X 10^3 kg/m3.
*November 30, 2010*

**Physics **

A 100.0 meter long transmission cable is suspended between two towers. If the mass density is 2.00 kg/m and the tension in the cable is , what is the speed in m/s of waves on the cable?
*November 30, 2010*

**college**

If 0.0900 g of a metal, M, reacts with excess hydrochloric acid to form 5.00*10(exp.)-3 moles of hydrogen gas and a solution of MCl(subscript)3. Calculate the molar mass of metal, M and identify it. The unbalanced equation is: M(s)+ HCl(aq) =>MCl(sub.)3 + H(sub)2.
*November 30, 2010*

**world history**

Today i got asked to write 3 fact bullets about the 7 aspects of civilization With details from the fertile crescent dose that mean 7 bullets or no?
*November 29, 2010*

**physics**

a flight attendant pulls her 75 N flight bag a distance of 325 m along a level airport floor at a constant velocity. the force she exerts is 39 N at an angle of 57 degrees above the horizontal. calculate the coefficient of kinetic friction between the flight bag and the floor.
*November 28, 2010*

**Physics**

a sled mass 50 kg is pulled along snow-covered, flat group. the static friction coefficent is 0.30, and the sliding friction coefficient is .10. what force is need to get the sled moving? then, what force is needed to keep the sled moving at a constant velocity?
*November 28, 2010*

**Chemistry**

12.5 g of KCl (MM = 74.55 g/mol) is dissolved in enough water to make 675 mL of solution. Calculate the molarity of the KCl solution.
*November 28, 2010*

**US History**

Mi dispiace, I couldn’t stay High taxes were in my way And I had insufficient funds to pay So I came to the land of America Our homeland could no longer be tilled And it was to overfilled And even though I could be killed I come to the land of America So like a bird~ of ...
*November 28, 2010*

**US History**

thank you :] I need to make it at least 3 minutes but I'm kind of stuck. I know that: They worked with textiles, mills, and Cotton gins and stuff They had to Leave school They rarely accepting charity They skimped food They got part time jobs like selling fruit They had ...
*November 28, 2010*

**US History**

I'm doing a song about Italian Immigration from the 1800's for a project nd I'm kind of stuck. Can someone help me out? What I have is this: Hey fratello, wish me luck Hey sorella, I’m awestruck Hey there Nonno, I’m earning bucks In the land of bountiful ...
*November 28, 2010*

**chesmistry**

about how many skittlesium nuclei would remain after three half lives if the intial sample had 500 skittles?
*November 27, 2010*

**Physics**

A toddler is on a playground swing. When she is all the way on the right, then ... her tangential acceleration is maximal to the right. her kinetic energy is maximal. her tangential acceleration is maximal to the left. her tangential acceleration is zero. her velocity is ...
*November 26, 2010*

**Reimbursement Methodologies**

Jessica, I am aslo doing my exam but I am really having problems with number 4 in part B exam # 40976200 was wondering if you can help. Thanks
*November 26, 2010*

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