Monday

December 5, 2016
Total # Posts: 969

**Chemistry**

Compare and Contrast the motion of particles in a solid , liquid and gas?

*October 28, 2010*

**12th grade**

A person standing at the edge of a seaside cliff kicks a stone over the edge with a speed of 13 m/s. The cliff 42 m above the water’s surface With what speed does the stone strike the water? Answer in units of m/s..

*October 27, 2010*

**4th grade**

two small arrays have been combined to make a big array. what are the dimensions and product of the big array? fill in the equation that shows this big array broken into two small arrays. Square is broken into 10x6 and 10x5

*October 27, 2010*

**Physics**

In Fig. 4-11, a ball is launched with a velocity of 7.50 m/s, at an angle of 50° to the horizontal. The launch point is at the base of a ramp of horizontal length d1 = 4.00 m and height d2 = 3.60 m. A plateau is located at the top of the ramp. What is the magnitude of its ...

*October 25, 2010*

**Physics**

write on (i) Cloud chamber (ii) pressurized water reactor (iii) breeder reactor

*October 24, 2010*

**algebra**

A 35in. t.v. set has a width of 28in. What would the hight of a 35in. t.v. set?

*October 23, 2010*

**math**

Analogies: 54:45 :: 79: ______

*October 19, 2010*

**math**

A landscape designer had 50 2/3 pounds of seeds that she wishes to parcel into packages of 2/3 pound each. How many packages can she make?

*October 19, 2010*

**Physics**

This is actually incorrect... The angle between the B field and the area is 90-71.6 degrees, or 75 degrees. B*A*COS angle.

*October 18, 2010*

**math**

Hello! My name is Robert and I am in 6th grade. I have a question about my homework and my mom and dad cant help u because they are still at work and i need help.Can you please tell me what a division problem that has the same answer as 4.65 divided by 0.12 is? If you can u ...

*October 13, 2010*

**consumer/business math**

Amy earns $0.16 per unit for the work she does. For all units she produces in a week over 1,000, she receives $0.26. What were her weekly earnings if she produced 1,725 units in one week?

*October 13, 2010*

**physical**

60kg

*October 12, 2010*

**Science**

how many mountain lion species are there?

*October 8, 2010*

**algebra**

90% of what number is 45?

*October 5, 2010*

**investing**

My son informed me that a comic book I purchased for 10 cents in 1948 is worth $55 today. What has been the average annual compound rate of return on that valuable asset?

*October 4, 2010*

**Business Communication **

If an audience is opposed to what you have to say or resistant to a charge you are suggesting, a good approach is to:

*September 30, 2010*

**physics 101**

What minimum speed does a 150g puck need to make it to the top of a 4.5m -long, 21degree frictionless ramp?

*September 21, 2010*

**poetry**

What is the theme presented in the poem: "You are reading this too fast," by Ken Norris?

*September 20, 2010*

**Physics**

Nevermind, I got it. a) 78 N b) 0.35

*September 19, 2010*

**Physics**

A 24 kg box is released on a 21 degree incline and accelerates down the incline at 0.27 m/s^2. a) Find the friction force impeding its motion. b) What is the coefficient of kinetic friction?

*September 19, 2010*

**Science **

Give an example of how animal behavior would chnge if the Earth become hotter in the future.

*September 15, 2010*

**8th grade math**

answer: 30m

*September 9, 2010*

**6th grade vocabulary**

how do you bild a quote using a web circle and why does the four words needed must have ing, ation,able,and mis in them?

*August 25, 2010*

**algebra**

A 35in. tv set has a width of 28 in, what would be the hight?

*August 24, 2010*

**math**

find the value of the variables 5y+8=21

*August 23, 2010*

**Business**

The longer the time to maturity the less the price increase from an increase in interest rates.

*July 21, 2010*

**algebra 1**

how do you write an expression for "three times the difference of a number "x" and5."

*July 13, 2010*

**Communication and Gender Studies**

What message in the lyrics from Harry Chapin cats in the cradle song from 1974 convey considering the relationship to gender and family? Could this song have as easily been written about a mother lamenting her relationship with her daughter? If so, why? If not, why not?

*July 12, 2010*

**Math 133**

when the volume of a cube is given by V=S3, where S, is the lenght of a side. Find the lenght of a side of a cube if the volume is 500 cm3. And round the answer to three decimal places. can you solve this problem and show all steps with the solution?

*July 11, 2010*

**chemistry**

A weak monoprotic acid was calculated, using the usual formula for Ka, to give a pH of 7.4 at a certain concentration. The student who did the calculation was puzzled. What would you advice him/her to do?

*July 6, 2010*

**algebra**

The function described by H(x) = 2.75 +71.48 can be used t predict the hight, in centimeters, of a woman whose humerus ( the bone from the elbow to the shoulder) is x cm long.redct the highth of a woman whose humerus is 35cm long.

*July 5, 2010*

**Physics**

mass of ball = w/g Acentripetal = v^2/R Force in rope = T up force of gravity down = m g = 71.2 N F = m a T -W = Ac*M T = W + Ac*M

*June 27, 2010*

**Communication and Gender Studies**

Thanks for this help!

*June 7, 2010*

**Communication and Gender Studies**

Hello everyone! I need help determining how are women in the United States today being discriminated against. I need to provide atleast 3 examples. Can anyone offer some ideas? Thank you!

*June 7, 2010*

**Statistics**

An auditor reviewed 25 oral surgery insurance claims from a particular surgical office, determining that the mean out-of-pocket patient billing above the reimbursed amount was $275.66 with a standard deviation of $78.11. (a) At the 5 percent level of significance, does this ...

*June 6, 2010*

**Statistics**

A coin was flipped 60 times and came up heads 38 times. (a) At the .10 level of significance, is the coin biased toward heads? Show your decision rule and calculations. (b) Calculate a p-value and interpret it

*June 6, 2010*

**religion**

why do people not believe in the miracles of lourdes

*June 1, 2010*

**Consumer Math Part1**

35.4% Expressed as a decimal because?

*May 19, 2010*

**Math**

Jason is building models in the shape of rectangular prisms. The smaller model has a surface area of 35" sq. and a scale factor of 6. What is the surface area of the larger model?

*May 7, 2010*

**science/math**

Well, the area of a rectangle is 1/2bh Base times height That should help.

*May 3, 2010*

**Collisions**

Suppose a bullet of mass m = 6.96 g is fired into a ballistic pendulum whose bob has a mass of M = 0.677 kg. (a) If the bob rises to a height of 0.141 m, what was the initial speed of the bullet? I got .042 km/s; but its wrong. (b) What was the speed of the bullet-bob ...

*April 29, 2010*

**Physics**

During a rescue operation, a 5350 kg helicopter hovers above a fixed point. The helicopter blades send air downward with a speed of 59.0 m/s. What mass of air must pass through the blades every second to produce enough thrust for the helicopter to hover? I got 31560 kg*m/s but...

*April 29, 2010*

**1st grade**

Sam sees a figure The figure has one face The figure is curved What figure(shape) does Sam see?

*April 26, 2010*

**Physical Science**

what is all the information about the fate of stars?

*April 26, 2010*

**Physics**

Three uniform meter sticks, each of mass M, are placed on the floor as follows: stick 1 lies along the y axis from y = 1.3 to y = 2.3 m, stick 2 lies along the x axis from x = 0.0 to x = 1 m, stick 3 lies along the x axis from x = 1.0 m to x = 2.0 m. Find the location of the ...

*April 25, 2010*

**Chemistry**

I live in an area of 1014 millibars barometric pressure and I have an imaginary balloon with 22 grams of CO2 and a temperature of 61 degrees Fahreheit. What is the volume of the gas in liters. I know to use the Ideal gas law but how do I convert millibars to atm for the "...

*April 22, 2010*

**Chemistry**

I forgot in my previous question to say 1014 millibars. The question is I live at 1014 millibars for barometric pressure and temp. is 61 degrees Fahrenheit. I have an imaginary balloon that contains 22 grams of CO2-what is the volume in liters of the balloon using the gas ...

*April 21, 2010*

**Chemistry**

I forgot to say 1014 millibars-so how do I convert millibars to atm for my problem Thank you

*April 21, 2010*

**Chemistry**

Help-I'm really confused-The barometric pressure in my area is 1014 and the temperature is 61 degrees farhenheit. I am suppose to have an imaginary balloon that contains 22 grams of carbon dioxide. Calculate the volume in liters of the balloon using the gas law constant. ...

*April 21, 2010*

**Math**

The answer is 56

*April 15, 2010*

**English**

What are five key events that occur during the rising action in Cyrano de Bergerac?

*April 14, 2010*

**math**

write a fraction for 5 buttons with 4holes

*April 13, 2010*

**4th grade math**

less

*March 30, 2010*

**poetry**

The Line"I Wandered lonely as a cloud" is an exaple of what ?

*March 14, 2010*

**Writing**

Could someone please help me write this sentence/sentences and punctuate it properly: Additional key questions answered by the management plan include: how the work is to be completed to achieve the project goal, how the changes will be monitored and controlled, how will ...

*March 14, 2010*

**Science**

Where does the energy go when you melt chocolate?

*March 14, 2010*

**Chemistry**

I keep getting 1.479, but the program I use for homework keeps counting it wrong. Am I totally off?

*March 8, 2010*

**Chemistry**

Calculate the pH of .100M of HClO2.

*March 8, 2010*

**World History**

Today

*March 7, 2010*

**World History**

What are the similarities and differences between the life of factory workers in the US and the lives of the manchester mills workers?

*March 7, 2010*

**World History**

What is the life of a factory worker in the US like?

*March 7, 2010*

**english**

I really need

*March 2, 2010*

**algebra**

3a + b + 3a +b=

*March 1, 2010*

**chemistry**

4.15*10-25 power

*February 25, 2010*

**2nd grade**

How did John Smith help the colonies

*February 25, 2010*

**Chemistry please help!**

Please help. I have no idea how to do these 4 homework problems. 1- How many milliliters of 0.140 M HCl are needed to completely neutralize 42.0mL of 0.106 M Ba(OH)2 solution? 2-How many milliliters of 0.123 M H2SO4 are needed to neutralize 0.250 g of NaOH ? 3-If 55.2 mL of ...

*February 22, 2010*

**World History**

How are John Locke's ideas being used in today's society?

*February 18, 2010*

**science **

what is a limestone rock

*February 9, 2010*

**social studies**

why did they sign the treaty

*February 9, 2010*

**science **

three types of conquina sedimentary rocks

*February 9, 2010*

**calculus, volume , application of integration**

show steps for the following: Consider the curve f(x)=x^4 between x = -1 and x = 4. a)What is the volume obtained by revolving the area under the curve around the x-axis? b)What is the volume obtained by revolving the area under the curve (i.e. between f(x) and the x-axis) ...

*February 2, 2010*

**calc**

cylindrical shells the problem says rotate about the x-axis these are the two equations given: x+y=3 AND x-4=-(y-1)^2

*February 1, 2010*

**math**

how do you construct a circle

*January 26, 2010*

**College Physics**

Now we also know that the charge on a pair of parallel plates is proportional to the potential difference V, namely q=CV. We also know that the capacitance of two parallel plates is given by C=ε0A/d, where ε0=8.85×10-12 is the permittivity of free space and d ...

*January 24, 2010*

**algebra**

what is the solution of the system 9x+8y=21 x=13-6y

*January 23, 2010*

**Literary Analysis and Composition**

If you found this then doesn't that mean that you were looking for answers?

*January 21, 2010*

**6th Grade Math**

3/9

*January 19, 2010*

**math**

North Pole Cruise Lines issued preferred stock many years ago. It carries a fixed dividend of $6 per share. With the passage of time, yields have soared from the original 6 percent to 14 percent (yield is the same as required rate of return). A. What was the original issue ...

*January 11, 2010*

**Math**

Go to Table 10-1 which is based on bonds paying 10 percent interest for 20 years. Assume interest rates in the market (yield to maturity) decline from 11 percent to 8 percent: A. What is the bond price at 11%? B. What is the bond price at 8%? C. What would be your percentage ...

*January 11, 2010*

**math**

Midland Oil has $1,000 par value bonds outstanding at 8 percent interest. The bonds will mature in 25 years. Compute the current price of the bonds if the present yield to maturity is: A. 7 percent. B. 10 percent. C. 13 percent.

*January 11, 2010*

**math**

You need $28,974 at the end of 10 years, and your only investment outlet is an 8 percent long-term certificate of deposit (compounded annually). With the certificate of deposit, you make an initial investment at the beginning of the first year. A. What single payment could be ...

*January 11, 2010*

**math**

Your rich godfather has offered you a choice of one of the three following alternatives: $10,000 now; $2,000 a year for eight years; or $24,000 at the end of eight years. Assuming you could earn 11 percent annually, which alternative should you choose? If you could earn 12 ...

*January 11, 2010*

**Math**

Jack Hammer invests in a stock that will pay dividends of $2.00 at the end of the first year; $2.20 at the end of the second year; and $2.40 at the end of the third year. Also, he believes that at the end of the third year he will be able to sell the stock for $33. What is the...

*January 11, 2010*

**Accounting**

Jack Hammer invests in a stock that will pay dividends of $2.00 at the end of the first year; $2.20 at the end of the second year; and $2.40 at the end of the third year. Also, he believes that at the end of the third year he will be able to sell the stock for $33. What is the...

*January 10, 2010*

**math**

If a company pays $4.90 dividend at the end of the year, and the stock price is $80, and the growth rate is 6%. How could you increase the dividend yield? If a company has constant 5% increase in dividend payouts each year and no increase in the growth rate is that good ...

*January 8, 2010*

**math**

Does the structure of a company's portfolio matters in deciding on the required rate of return? In other words does the ratio of stocks to bonds affect the required rate of return?

*January 8, 2010*

**Accounting**

If a company pays $4.90 dividend at the end of the year, and the stock price is $80, and the growth rate is 6%. How could you increase the dividend yield? If a company has constant 5% increase in dividend payouts each year and no increase in the growth rate is that good ...

*January 8, 2010*

**Accounting**

Does the structure of a company's portfolio matters in deciding on the required rate of return? In other words does the ratio of stocks to bonds affect the required rate of return?

*January 8, 2010*

**Math**

If a company pays $4.90 dividend at the end of the year, and the stock price is $70, and the growth rate is 6% can you tell me what the required rate of return would be using the dividend yield and growth rate (capital gains)?

*January 6, 2010*

**Java Panel Problem**

I am supose to draw a grid and center it with a 10 pix border all the way around it. I have done this but no matter what I do I cannot get a 10 pix border. Here is my code. You will notice i have added 20 to the setsize param to account for 10 pix on both sides and use the &...

*December 19, 2009*

**Java**

Write a GUI application that prompts the user for a number between 1 and 5. Be sure to include error checking so that the program continues to prompt the user for a number until the user's entry is between 1 and 5, inclusive. Once a valid number is entered, the program ...

*December 15, 2009*

**LA cont.**

1)Taken for granted by most of us, paper is an esseantial part of our lives participle:essential modifies:part 2)The papeer used today has developed over many centuries participle:used mod.:paper 3)Ancient Egyptians wrote on a sheet formed from stalks of a reed Part.:formed ...

*December 2, 2009*

**language arts**

idntify gerunds and then write how its used:S is subject PN predicate nominative DO direct object OP object of a preposition 1)CHEERING the team gave me a sore throat 2)Joanna's mother enjoys PRESERVING fruits and vegetables 3)We stopped him from TELLING the secret 4)...

*December 2, 2009*

**language arts**

part a identify participle or participle phrase and the word it modifies 1)Taken for granted by most of us, paper is an esseantial part of our lives 2)The papeer used today has developed over many centuries 3)Ancient Egyptians wrote on a sheet formed from stalks of a reed 4)...

*December 2, 2009*

**french**

how do you change a normal sentence in french to an inverted sentence? Example: change "Est-ce que nous parlons anglais?" to an inverted sentence

*November 30, 2009*

**Chemistry **

Octane (C8H18) undergoes combustion according to the following thermochemical equation: 2 C8H18(l) + 25 O2(g) ---> 16 CO2(g) + 18 H2O(l) DHo = -11,200 kJ Given : DHfo [CO2(g)] = -393.5 kJ/mol and DHfo[H2O(l)] = -285.8 kJ/mol. Calculate the enthalpy of formation of one mole...

*November 25, 2009*

**math**

need help with ordering from greatest to least 3 1/4, 3.2, 11/3, 3.85

*November 24, 2009*

**Chemistry bonds**

Hi. I need help figuring this out. I am lost. Thanks. For the molecule, CBr4, determine the following: Name- Carbon Tetrabromide Electron-Dot Formula-? Molecular Shape-? Polarity of bonds (draw dipoles)-? Polarity of molecules-? Type of intermolecular forces-?

*November 23, 2009*

**eth125**

The most significant similarities between Chinese Americans and Japanese Americans Cultural Experiences and differences

*November 12, 2009*

**Communication Studies Foreign Medias**

What is, or should be, the role of the emerging indigenous Iraqi and Afghanistan media, although now being rebuilt with significant help and input by the US, in the battle to "win the peace" and rebuild these countries? Any thoughts are welcome! Thanks!

*November 9, 2009*