Friday

April 18, 2014

April 18, 2014

Total # Posts: 42

**Physics**

A 100 g mass is attached and wrapped around an apparatus at a constant radius of 10 cm. The hanging mass is dropped and obtains a speed of 0.2 m/s after 1 m. Using energy considerations, what is the moment of inertia of the apparatus?

**English II - Concluding an essay!!!**

Thank you this really helped!!

**English II - Concluding an essay!!! **

Hi, I really need help concluding my essay on Othello. My thesis is: The worldly Emilia and Bianca create a strong contrast against the virtuous and innocent Desdemona, reinforcing the tragedy of her death and Othello's crime. What I have for my conclusion is: In conclusio...

**science**

Create a diamante poem about acids and bases.

**science**

THE PILOT OF AN AIRPLAINE TRAVELING WITH A HORIZONTAL SPEED OF 70 M/S TO DROP RESCUE SUPPLIES TO PHYSICS STUDENTS STRANDED ON AN ISLAND 240M BELOW. sOLVE FOR HORIZONTAL DISPLACEMENT.

**Chemistry**

Would water-insoluble alcohols, like 1-octanol, be soluble in aqueuous NaOH?

**Math**

I'm in 5th grade and here's my question: I have to write which fraction represents the ratio of corresponding sides? There are 2 triangles. One triangle has the measurements 3in., 9in. and 6in. The other triangle is 18in., 54in. and 36in. Thank you.

**chemistry**

plug what into where? my teacher hasn't explained anything relating to this problem so I have no idea what to do.

**chemistry**

I don't know how to solve it

**chemistry**

The Clapeyron-Clausisus Equation is ln(P2/P1) = dHvap/R [(1/T1)-(1/T2)]. Assuming that dHvap doesn't change with the temperature, this equation relates the change in vapor pressure and temperature to a substances enthalpy of vaporization (R is the molar gas constant). Use ...

**chemistry**

i don't know how to clarify the question. Thats how it is on my paper.

**chemistry**

calculate the water vapor pressure of benzene at 0.80, 0.60, 0,40, and 0.20 mole fraction and toluene at 0.20, 0.40, 0.60, and 0.80 mole fraction.

**Spanish**

I have to compare two activites-like one is more interesting, or more fun, etc; Did I do it correctly-thank you for checking this- Tocar la piano es más divertido que tocar la guitarra. Montar a caballo es más interesante que caminar el gato. Cantar es menos fac&...

**physics**

Which statements are true for the resistivity of a metal conductor: It depends on the temperature of the material. It becomes smaller as the cross-sectional area of the material becomes smaller. It is positive for copper but negative for carbon. It has units of ohms/meter. It ...

**Math**

If the square root of a number is an integer, the number is called a perfect square. one example of a perfect square is a.) 50 or b.) 81

**Astronomy**

We can calculate the kinetic energy of any moving object with a very simple formula: kinetic energy = 1/2 mv^2 ,where m is the object's mass and v is its velocity or speed. Table Energy Comparisons shows that metabolizing a candy bar releases about 10^6 joules. A- How fast...

**7th grade**

What is a good definition of mercantilism? I don't understand when all the definitions talk about economic systems of national wealth. Thank you!

**7th grade**

You can get this if you concentrate on the last part that reads: *6. What's the ONLY number times 6 that will equal six? One. So (6+6)/(6+6) * 6 = 6 = 12 / 12 * 6 = 6 = 1 * 6 = 6

**French**

toi / la / aimer / la / moi / fête / mieux / et / nous / faire i am supposed to unscramble and conjugate these and make a sentence i cant figure one out that makes sense

**9th grade**

A person standing on Mars would weigh 38% of his earth weight. What is the Mars weight of a person with an earth weight of 55 kilograms?

**trig**

how come you get different answers if you take different paths in trigonometry? (when you choose to use sin, cos or tan)

**reading and language**

examples of propoganda

**geometry**

what is the surface area of a box, that has the length of 15 in , a width of 8 in . and a height of 3 in.

**Earth Science **

Fault

**math**

733 333 333

**math**

how do u know?

**math**

is 1 a composite number or a prime number?

**Math**

steph???

**art**

thank you

**art**

i dont understand how rhythm of principles of design works, either

**art**

thank you so much gurublue. you have helped me many times. thanks.

**art**

what is the difference between unity and emphasis?

**science**

i think so

**6th Grade Math**

Thanks so much! :)

**6th Grade Math**

I don't really understand the rules for adding and subtracting integers. Can someone explain them to me?

**English----Writing**

I have an English project I am currently working on that focuses on the novel "Animal Farm" by George Orwell. My team and I are writing a revolutionary newspaper that would have been printed on the farm in order to turn, (or at least attempt to turn) the others again...

**FRENCH**

Both "Un jour, je ferai un voyage en France" and "Je vais faire un voyage en France cet été" (Replace "en été" with "cet été" in you're speaking about the summer to come) ("En" impl...

** 4TH GRADE URGENT LATE MATH HOMEWORK!!!!**

Thanks!!!!!!!!!!!!!!!!!!!

** 4TH GRADE URGENT LATE MATH HOMEWORK!!!!**

What shape has the same number of vertices as faces? Thanks!

**accounting**

What are the amounts?

**algebra**

Thanks but this doesnt really help me answer my question.

**algebra**

Superman the Escape in CAlifornia is the fastest roller coaster in the world. Riders fall 415 feet in 7 seconds. Speeds reach a maximum of 100 miles per hour. If x represents the average rate of fall of the roller coaster, write an expression to represent the situation. (Hint:...

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