July 22, 2014

Posts by Derp

Total # Posts: 30

I have one question. When you say divide by the total mL, did you include the 7.5mL of HCl that you added?

college essay
sorry about your mom

i need help on an electron acrostic!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

7.5 units is zx

just toss it lightly

how do you get the radius though?

What is the angle of refraction of a light ray that enters the surface of a calm lake from air at an angle of 45 degrees to the normal? The refractive index of water is 1.333. 32.04 45.00 59.99 33.76 I was thinking A or D

A random sample of 384 people in Dalto City, a mid-sized city, revealed 112 individuals who work at more than one job. A second random sample of 432 workers from East Dettweiler, another mid-sized city, found 91 people who work at more than one job. To conduct a significance t...

Two positive charges of 6 �C are separated by a distance of 50 cm in air. What is the electric field strength at the midpoint of the line joining the charges? 72.0 V/m 64.8 V/m 6.0 V/m zero V/m I'm honestly clueless because I don't recall ever learning this. How...

A capacitor has a charge of 5 µC when charged by a potential difference of 1.5 V. What is the capacitance of the capacitor? 3.3x10^-6 F 3.3x10^6 F 7.5x10^-6 F 0.3x10^6 F I would think the answer is 3.3X10^F, or choice B

A 6.00 cm tall candle is placed at a distance of 30.0 cm from a double convex lens having a focal length of 15.0 cm. How tall is the image? 1.50 cm 3.00 cm 6.00 cm 9.00 cm I honestly don't even know where to begin with this one, but if I guessed, I would go with 1.50cm

When a torch is brought 2 times closer, how many times brighter will it appear? 2 4 9 16 At first, I figured the answer would be the obvious (2), but then I second-guessed myself and figured 4

I think the question that my friend gave me is wrong. I have been trying to answer this for almost 3 hours last night

Balancing Equation Al2C3O3 + H3PO4 --> AlPO4 + CO2 + H2O

An object is thrown upwards at an initial speed of 19.6m/s from a height of 55m. How long will it take for the object to reach the ground.(from the time it was thrown)

Car A is moving at a constant speed of 10 m/s and passes car B which is at rest. Half a minute later the latter follows with an acceleration of 0.5m/s^2. Determine the distance taht the latter has to travel before it overtakes the former.

Good Guy Aaron

8th grade math



How do i make an outline? From Lord of the Flies, i need to make an outline of one page. this one: The boy with fair hair lowered himself down the last few feet of rock and began to pick his way toward the lagoon. Though he had taken off his school sweater and trailed it now f...

Train L and Train M leave a station at the same time heading in opposite directions. Train L is going north at an average speed of 70 miles per hour (mph). Train M is going south at an average speed of 85 mph. How long does it take each train, in hours, to travel 225 miles alo...

care to share how its done?

I need a better explanation than that, and an answer to show you are right. thanks

Yes, I'm this desperate. I just have problems with coming up with the statements for two column proofs. Answers would be appreciated. Given: line segment AX congruent to line segment DX, line segment XB is congruent to XC. Prove: Line segment AC is congruent to line segmen...

social studies
Definitely the Grand Canyon

Earth science
Use more exclamation points!!!!!!!!!!

derp 10 m/s

i dunno der

U.S. History 1865
You sir are a tool. Go do your own homework

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