Thursday

July 28, 2016
Total # Posts: 944

**Chemistry**

C5H12 + O2--- CO2 + H2O give that the equation if I use 85 grams of O2 and excess C5H12 how many grams of CO2 are produced
*May 19, 2016*

**Chemistry **

When a balloon filled with 1.249 g of hydrogen explodes, the hydrogen reacts with 9.99 g of oxygen to form water vapor. Assuming water vapor is the only product formed, how much water vapor is produced?
*March 25, 2016*

**Chemistry **

If 30.47 kilograms of hydrogen are produced, then how many kilograms of zinc have been consumed?
*March 23, 2016*

**Chemistry **

Write a balanced equation from the following statement: Zinc metal and sulfuric acid are combined to form hydrogen gas and zinc sulfate (Enter the formulas in the order they are listed. Do not leave a space between the coefficient and the formula)
*March 23, 2016*

**math**

At a certain time of day, a pole, 5 meters tall, casts a 3 meter shadow. The shadow of the building beside the pole is 18 meters long. How tall is the building? How long will the shadow of a 45 meter building be?
*March 22, 2016*

**math**

Damon, I couldn't have said it better myself!!
*March 8, 2016*

**Java Basic**

If students is female add 1 to counter, else male add to counter...total equal 0 + 1. How is this written in pseudo code for java?
*January 28, 2016*

**geometry**

A cube has edge lengths of 4 inches. What is the approximate length of a diagonal "d" of the cube?
*January 22, 2016*

**Science**

How can two tall pea plants produce a small pea plant
*January 11, 2016*

**pre-cal**

A small ferris wheel, a student is riding a 20-m-diameter ferris wheel that is making 3 revolutions per minute. What is the area of the sector between 3 of the seats (3/8) of the wheel?
*December 3, 2015*

**pre-cal**

A small ferris wheel: A student is riding a 20-m-diameter ferris wheel that is making three revolutions per minute. If there are eight equally spaced seats on the Ferris wheel, then what is the length of the arc between two adjacent seats?
*December 3, 2015*

**coding**

three quadrant hemorrhoidectomy icd 9
*November 25, 2015*

**English 1**

??????
*November 19, 2015*

**Statistics**

The weekly amount of gas sold at a self serve gas station has a uniform distribution on the interval 5000 to 15,000 gallons. If the dealer begins the week with 12,625 gallons in his supply tank what is the probability that he will run out of gas before the end of the week
*November 16, 2015*

**math**

The sum is 14780! thats the awnser but I dont know how solve??
*November 13, 2015*

**math**

Paving cost is $10.30 per square yard. find the total cost of paving the shaded area in figure 27-21. Round the answers to nearest ten dollars. 170'-0" Radius 92'0 256'-0" is the shaded area
*November 13, 2015*

**U.S History **

R(ace, Gender,and the Civil Rights Movements. The struggle in Mississippi.) In what ways were issue of gender at the heart of the Civil Rights struggle for both civil rights activists and white segregationists?
*November 11, 2015*

**English**

From what I gather in reading your sentence...I would probably phrase is to be something like my example below. Linda arrived at her home in London, after taking a leave from her training. In my opinion. Hope this helps!
*November 11, 2015*

**Algebra(please help ASAP!)**

The floor of a rectangular room will be tiled with square tiles that measure 3 inches on each side. The room is 109 inches long and 103 inches wide. How many tiles, including parts of tiles, are needed to complete the job? A. 1,248 tiles B. 1,247 tiles C. 1,224 tiles D. 1,295 ...
*November 11, 2015*

**Algebra(please help ASAP!)**

This is a little difficult... Graph the Function y=3 less than the absolute value of x+2 Obviously you cannot show me this on a graph, but I just need help with solving the equation... Thanks!!!
*November 11, 2015*

**history**

you're gonna need more information for anyone to answer this question...
*November 11, 2015*

**Algebra**

The floor of a rectangular room will be tiled with square tiles that measure 3 inches on each side. The room is 109 inches long and 103 inches wide. How many tiles, including parts of tiles, are needed to complete the job? A. 1,248 tiles B. 1,247 tiles C. 1,224 tiles D. 1,295 ...
*November 11, 2015*

**prealgebra**

A barrel shaped like a cylinder is laid on its side and rolled up a ramp. The barrel has a circular base that is 0.9m in diameter. If the barrel turns 37 times in being rolled up the ramp, how long is the ramp? Use the value 3.14 for π . Round your answer to the nearest ...
*November 8, 2015*

**math**

The length of a rectangle is twice the width. If the length is increased by 6, and the width is doubled, a new rectangle is formed whose perimeter is 20 more than the perimeter of the original rectangle. Find the dimensions of the original rectangle.
*October 30, 2015*

**U.S history **

Experiences of women and minority groups during World War II. what positive changes did the war bring for women and minorities? in what ways were these games limited by the enduring strength of traditional prejudices? Help?
*October 26, 2015*

**geometry**

Suppose BD−→− bisects ∠ABC. If m∠ABD=12x+24 and m∠DBC=20x+16, what is m∠ABC?
*October 9, 2015*

**Physics acceleration**

A car accelerates uniformly from rest to a speed of 91.4 mi/h in 7.68 s. Find the constant acceleration of the car. Answer in units of m/s
*October 1, 2015*

**GHS**

2,920
*September 30, 2015*

**physical science**

How do I calculate this problem? How much water vapor is produced for each amount of propane burned. Mass of c3h8 reacted 44, mass of O2 reacted 160, mass of CO2 produces 132?
*September 25, 2015*

**physics**

My answer doesn't make sense. I will show question then my work: A city holding tank for water sits 20 m above the city. If a house was on fire 15 m away from the base of the holding tank, and the tank was originally filled to a depth of 15 m, to what depth would ...
*September 24, 2015*

**physics**

My answer doesn't make sense. I will show question then my work: A city holding tank for water sits 20 m above the city. If a house was on fire 15 m away from the base of the holding tank, and the tank was originally filled to a depth of 15 m, to what depth would ...
*September 24, 2015*

**Algebra 2**

Can someone help me simplify this please? The question is 8/√2 Here's what I've got: 8/√2 = 8/√2 * √2/√2 = 8√2/√2 Is this correct?
*September 24, 2015*

**History**

A late-nineteenth-century Republican would have been more likely than a late-nineteenth-century Democrat to support? states' rights. reduced federal activity. reform legislation. lowered expenditures. help???
*September 21, 2015*

**History**

The majority of the "new immigrants" of the late-19th century came from?
*September 21, 2015*

**History**

Who owned the company that controlled over 90% of the nation's oil refining industry? Andrew Carnegie Jay Gould John D. Rockefeller Alexander Graham Bell
*September 21, 2015*

**History**

Which author's book on the link between naval might and international power influenced leading statesmen both in the United States and abroad? A) Chester Nimitz B) Oliver Hazard Perry C) Alfred Thayer Mahan D) Josiah Strong
*September 21, 2015*

**History**

Im so lost :/
*September 21, 2015*

**History**

so its B?
*September 21, 2015*

**History**

Which of the following was not one of the underlying causes of the Panic of 1893? the failure to build enough railroad lines to satisfy market demands the weaknesses of the American banking system the withdrawal of British funds from American investments the falling prices of ...
*September 21, 2015*

**history**

the well organized political parties?
*September 21, 2015*

**history**

Which of the following statements about the Grange and Farmers' Alliance movements is most accurate? Both movements sought to align themselves with railroad interests against banks and manufacturers. Both movements enjoyed widespread popularity throughout the country. Both...
*September 21, 2015*

**history**

Which of the following statements about the Grange and Farmers' Alliance movements is most accurate?
*September 21, 2015*

**history**

Who labeled the era following the Civil War the "Gilded Age"?
*September 21, 2015*

**Math**

The annual precipitation for one city is normally distributed with a mean of 329 inches and a standard deviation of 2.6 inches. Find the probability that a randomly selected year will have more than 323.8 inches of rain. Express the probability as a decimal. ??
*September 20, 2015*

**Algebra**

Thanks
*September 12, 2015*

**Algebra**

Solve the equation 3/8(x=8)+1/8x=-1/2(x-7) 1.4x-3.1=0.2(x-27.5)
*September 12, 2015*

**algrebra**

solve the equation -4(3-x)=3(4x-6)
*September 12, 2015*

**algebra**

Write an equation of a vertical line through the point (-3,-5).
*September 12, 2015*

**algebra**

Given f(x)=3x^2-4x-1 and g(x)=8-2x, find each of the following: f(2) g(-2) f(-1) g(1/4) f(-4)
*September 12, 2015*

**algebra**

Lucas wins $50,000(after taxes) in the lottery and decides to invest half of it in a 5-year CD that pays 5.35 percent compounded quarterly (4 times/year). He invests the other half in a money market fund that unfortunately turns out to average only 2.6 percent interest ...
*September 12, 2015*

**Algebra**

thank you
*September 12, 2015*

**Algebra**

Joanne paid $27,840 as a down payment for her house. If the down payment was 12 percent of the actual cost of the house, what was the actual cost?
*September 12, 2015*

**MATH**

WHAT IS THE FORMULA FOR CALCULATING: A diver is on a platform 11 meters above the water. If she dives down 4 meters below the water, what is her total dive
*September 10, 2015*

**Math**

I got 10/19 but theres no cotrect one that shows it.
*August 27, 2015*

**Math**

at a track meet with 135 participants, 25 participate in jumping event, 1/5 of these jumpers are female, and 1/3 of the the total participants are female. What is the probability that a participant chosen at random is a jumper, given that the person is a female? Please help?
*August 26, 2015*

**math**

During a department store sale 30 shoppers bought only clothing. 5 shoppers bought only towels, and 15 shoppers thought both clothing and towels. If 100 people shopped that day and a shopper is chosen at random, what is the probability that the shopper has bought towels?
*August 26, 2015*

**fundamentals math**

a box contains the following mixture of colored marbles 2 black, 3 red, 5 yellow, and 2 green. If two marbles are drawn, the second being drawn n after the first is replaced, then what is the probability that both are black?
*August 26, 2015*

**math**

two marbles are drawn without replacement from a box with 3 white,2 green, 2 red, and 1 blue marble. Find the probability. Both are white marbles.
*August 26, 2015*

**math**

two marbles are drawn without replacement from a box with 3 white,2 green, 2 red, and 1 blue marble. Find the probability. Both are white marbles.
*August 26, 2015*

**mathematics**

how do you work it out
*August 26, 2015*

**college history**

Im reffering to the company towns anout the Reconstruction and the american west. History 1302
*August 17, 2015*

**college history **

What were the company towns about?
*August 17, 2015*

**History**

Can you explain what it means please
*August 17, 2015*

**History **

What is Lincoln 10% plan?
*August 17, 2015*

**Math**

Where did you get 0.8333?
*August 6, 2015*

**Math**

Can you show me please
*August 6, 2015*

**Math**

so its not A= p(1+r/n)^n ?
*August 6, 2015*

**Math**

Find the simple interest and the final value of the deposit that earns the given rate for the indicated length of time. Round your answers to the nearest cent. $46,945 earning 8.5% for 22 months A) $6983.07; $53,928.07 B) $7315.60; $54,260.60 C) $7377.07; $54,322.07 D) $7648....
*August 6, 2015*

**mathematics **

Jake correctly answered 15 out of 25 questions in Test 1 and 18 out of 25 questions on test 2. On Test 3 he missed 5 out of 27 questions. Which test had the best score? A) Test 2 and Test 3 B) Test 2 C) Test 3 D) Test 1 ??
*August 6, 2015*

**mathematics**

What about the 1 centimeter?
*August 6, 2015*

**mathematics **

On a map of the Fox River, 1 centimeter represents 2.5 kilometers. If a trail by the river is actually 9.50 kilometers long, what is the length of the river on the map? A) 3.8 centimeters B) 2 centimeters C) 5.8 centimeters D) 7 centimeters i dont know the formula
*August 6, 2015*

**Mathematics**

A local television station sent out questionnaires to determine if viewers would rather see a documentary, an interview show, or reruns of a game show. There were 700 responses with the following results: 210 were interested in an interview show and a documentary, but not ...
*August 6, 2015*

**math**

An insurances fund invests $70,600 in real estate and earns 14% per year on the investment. How much money is earned per year? Can you please help me i have awnser i out 9884 but it gives 98,840 so that doesnt match?
*August 6, 2015*

**Mathematics**

An insurances fund invests $70,600 in real estate and earns 14% per year on the investment. How much money is earned per year? Can you please help me i have awnser i out 9884 but it gives 98,840 so that doesnt match?
*August 6, 2015*

**Mathematics**

Write the fraction in decimal notation. 13/12 ?
*August 6, 2015*

**math**

59!
*August 5, 2015*

**mathematics**

I thought you said 59?
*August 5, 2015*

**mathematics**

Then 15.5
*August 5, 2015*

**mathematics**

I subtracted the 149 and 31??
*August 5, 2015*

**mathematics**

118?
*August 5, 2015*

**mathematics**

A baseball team played 149 complete games last season. They had 31 fewer wins than losses. How many games did the team win?
*August 5, 2015*

**Mathematics**

Help
*August 5, 2015*

**Mathematics**

so is it 9884?
*August 5, 2015*

**Mathematics**

An insurances fund invests $70,600 in real estate and earns 14% per year on the investment. How much money is earned per year? .tricky
*August 5, 2015*

**Physics**

A brass rod 50.0 cm long expands 0.0734 cm when heated. Find the temperature change. Using the equation Change in temp=change in length/original length * coefficient of linear expansion for brass I am getting the following result: .0734 cm/(1.9x10^-5)(50 cm) = 193157.8947 Can ...
*July 12, 2015*

**COLLEGE MATH**

how to form a magic square using positive and negative numbers
*June 7, 2015*

**Math**

A rectangular prism has a high of 3 inches and a volume of 27 in³. the height of the prism is changed to 6 inches and the other dimension stay the same. what is the volume of the prism with this change?
*May 13, 2015*

**Math**

1.) 0.004846? 2.) 3.462816? Are those the right answers?
*April 28, 2015*

**Math**

A deck from a card game is made up of about 108 cards. Twenty-five of them are red, yellow, blue, and green, and eight are wild cards. Each player is randomly dealt a seven-card hand. Write the final answer as a decimal rounded to six decimal places. 1.) P(a hand containing ...
*April 28, 2015*

**Public Speaking**

Interpreting during the listening process is the same as: A. encoding. B. receiving. C. decoding. D. responding. It's not C
*April 25, 2015*

**Public Speaking**

President Obama addressing the recent graduates in a commencement exercise is an example of __________ communication. A. group B. mass C. interpersonal D. public It's not A
*April 25, 2015*

**Public Speaking**

The speaker is the ____________ of the message. A. decoder B. encoder C. transmitter D. channel It's not C
*April 25, 2015*

**Public Speaking**

Transmission of messages in a communication is: A. a one-way street. B. a two-way street. C. only through a medium. D. any which way. It's not A
*April 25, 2015*

**Math**

Six sprinters have qualified for the finals in the 100-meter dash at the NCAA national track meet. In how many ways can the sprinters come in first, second, and third? (Let's assume there are no tires).
*April 23, 2015*

**personal finance**

Which of the following is a true statement? A. The dividends-earnings ratio is a key factor that serious investors use to evaluate stock investments. B. The price-earnings ratio for a corporation must be studied for one period only. C. The price-earnings ratio is based on the ...
*April 23, 2015*

**Personal Finance**

I went through my book again, I saw returning, or D
*April 21, 2015*

**Personal Finance**

Most consumer complaints are resolved by: A. legal action. B. assistance from a government agency. C. contacting a company's headquarters. D. returning to the place of purchase. I believe it's C
*April 21, 2015*

**Personal Finance**

If a person deposited $50 a month for 6 years earning 8%, this would involve what type of computation? A. Present value of a series of deposits B. Future value of a single amount C. Future value of a series of deposits D. Present value of a single amount I believe it's C
*April 21, 2015*

**Personal Finance**

To manage your risk and protect you as well as help with medical and many things
*April 21, 2015*