Thursday

April 24, 2014

April 24, 2014

Total # Posts: 50

**Physics**

A charge q1 of -5.00*10^-9C and a charge q2 of -2.00*10^-9C are separated by a distance of 40.0cm. Find the equilibrium position for a third charge of 15.0*10^-9C

**chemistry**

The breakdown of p-nitrophenylphosphate at pH 2.6 is a first order hydrolysis process.. a) 12.5mmol of NPP were dissolved in 200mL of water at 77degrees celcius after 50mins the amount of NPP dropped to 10mmol. Calculate the average rate of this reaction and the rate constant ...

**MATH**

2BOYS:7GIRLS=5BOYS:?GIRLS OPTIONS ARE 24,25,124,15 PLEASE CALCULATE IT.

**MATH**

2BOYS:7GIRLS=5BOYS:?GIRLS PLEASE SOLVE IT. OPTIONS ARE 24,25,124,15

**MATH**

2BOYS:7GIRLS=5BOYS:?GIRLS. PLEASE SOLVE IT

**science**

if you have two samples of the same volume. the mass of sample A is higher than that of sample B. which sample has the greatest density?

**combinatorical mathematics**

Is this from brilliant?

**physics**

A stone is dropped from rest at the top of a mine shaft. It takes 58 s for a stone to fall to the bottom of a mine shaft. How deep is the shaft? The acceleration of gravity is 9.8 m/s2 .

**Math**

The m angle is 30 times more than twice angle B. If angle A and angle B form a linear pair find the measurement of both angles.

**English**

I'm working on a complements assignment, and I understand what they are, but I'm a little thrown off by something: Take the sentence, "At first this Saturday had been a warm, sunny day." Saturday is the subject, had been is the verb phrase, and the complement...

**Calculus**

Thank you very much

**Calculus**

How would you go about finding the derivative of y=1/(3x^2)-5/(2x)?

**statistics**

what

**math**

Kaitlin must choose a number between 49 and 95 that is a multiple of 3 , 6 , and 7 . Write all the numbers that she could choose. If there is more than one number, separate them with commas.

**Algebra**

stop cheating

**World history; HELP**

how did nationalism shape the development of europe in 1800

**Maths**

9

**physics**

A 0.10 kilogram ball dropped vertically from a height of 1.0 meter above the floor bounces back to a height of 0.80 meter. The mechanical energy lost by the ball as it bounces is aprox. a. 0.080 J b. 0.20 J c. 0.30 J d. 0.78 J

**math**

In an electrical circuit, the current passing through a conductor varies inversely with the resistance. Suppose that when the current is 2A (amperes), the resistance is 115ohms. What is the resistance when the current is 5A ?

**math**

In an electrical circuit, the current passing through a conductor varies inversely with the resistance. Suppose that when the current is 2A (amperes), the resistance is 115ohms. What is the resistance when the current is 5A ?

**math**

In an electrical circuit, the current passing through a conductor varies inversely with the resistance. Suppose that when the current is 2A (amperes), the resistance is 115ohms. What is the resistance when the current is 5A ?

**math**

nevermind i got the answer (:

**math**

complete the pattern starts at 0.22 _ _ _ ends at 0.84 fill in the blanks

**math**

10

**Chemistry**

This is all wrong.

**Organic Chemistry**

Design a procedure to separate a mixture of alcohols containing methanol, ethanol, 1-pentanol. Explain, with references to intermolecular forces, why this separation method is effective in this situation.

**chemistry**

0.001

**Math**

edfd

**math**

Thank you so much!

**math**

what is the process for solving the following question? John is 72 inches tall and casts a 40 inch shadow. A monument casts a 24 foot shadow. How tall is the monument?

**English**

nist.gov/pml/wmd/metric/upload/1136a.pdf You can try checking this out for the metric system i'm doing the same thing. copy and paste?:p

**chemistry**

When hydrazine (N2H4) is burned in a 259-g brick container, the temperature of the brick increases by 5.13 C. Calculate the quantity of heat released in this reaction. The specific heat of the brick is .840 J/(g C)

**calculus**

kn

**Chemistry**

That's not a balanced equation. It should be Cu + 4HNO3 ==>Cu(NO3)2 + 2NO + 2H2O

**math**

A reciepe for tomato and pasta salad calls for 32 ounces of tomatoes and 4 cups of pasta.the recipe makes 8 Servings.If you only wnat to make enough for 2 servings, how much of each ingredient should you use/

**statistics**

half.

**physics**

a. 1036116.914 b. 2592645.689

**college**

Q. A soccer ball is kicked from the ground. When it reaches a height of 5.74 m, the velocity is v=5.86i+7.50j m/s. a) Determine the maximum height that the ball reaches. b) Determine the total horizontal distance travelled by the ball. c) What is the speed of the soccer ball j...

**AP US Government**

What features of the Constitution make it difficult for government to do or achieve anything? Why were they included? *That is the question, but I am completely lost on how to answer it.

**math**

factor 6x^2+17xy+12y^2

**science**

a 50kg crate is lifted to a height of 10 meters how much potential energy does the crate have after being lifted?

**biology**

lmao

**math word problem**

Would that equal out to be 21 cents somehow?

**math word problem**

The city council has decided to add a 0.3% tax on motel and hotel rooms. If a traveler spends the night in a motel room that costs $55 before taxes, how much will the city recieve in taxes from him?

**math**

If Sally can paint a house in 4 hours, and John can paint the same house in 6 hours, how long will it take for the to pain the house together?

**Chemistry**

x2 or square it?

**Chemistry**

What is the diameter of a potassium atom?

**Physics**

jk

**help me for this stupid worksheet**

Thx this helped A-lot!!

**1st grade homework question**

cvbx

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