Saturday

April 19, 2014

April 19, 2014

Total # Posts: 60

**computer science**

a) What is the largest positive number that can be represented in 12 bits using one’s complement? Represent the number in bits and decimal as well. Assume the first bit is the sign bit. (2 marks)

**CS programing**

Storage: .data 2 0 ; storage for n22 .data 2 0 ; temp storage 23 .data 2 2 ; constant 2 24 .data 2 2 ; const 2 25 0 10 ;const 10 26 please can u show me the correct way to declare a constant using wombat.(CPU sim).

**finance**

adams enterprises noncallable bonds currently sell for $1030. they have a 15 year maturity, an annual coupon of $85, and par value of $1000. what is their yeild of maturity? a) 9.53% b) 8.15% c) 8.88% d) 8.55 % e) 7.41%

**Math**

Kate Alexander worked 40 hours last week. Her pay rate is $8.50 per hour. Assuming 7.65% social security withholding, how much should her employer withhold from her check for social security?

**Algebra 2**

There are 2 leave along 3 in of an ivy vine. there are 14 leaves along 15 in of the same vine. How many leaves are there along 6 in of the vine?

**analytic geometry**

The segment joining (-1,4), (2,-2) is extended three times its own length. Find the terminal points.

**math**

What is the portion if the base is 900 and the rate is 12 3/4?

**Physics**

Anyone please?

**Physics**

Two large, parallel, conducting plates are 20 cm apart and have charges of equal magnitude and opposite sign on their facing surfaces. An electrostatic force of 3.0 10-15 N acts on an electron placed anywhere between the two plates. (Neglect fringing.) a) Find the magnitude of...

**math 115**

C(x)=450x+5000, R(x)=-3x^2+900x for 20<x<150 where x>=20

**Physics**

I meant to say the negative sign in the equation. And Thank you very much.

**Physics**

So because of the negative sign in the question would the answer end up being negative?

**Physics**

17. Potential due to a point charge: What is the electric potential 17.0 cm from a 3.50 μC point charge?

**Physics**

17. A 5.6 kg toy race car moves along an x axis. The diagram below shows the force acting on the car. (The vertical axis is marked in increments of 2 N.) a) What is the momentum of the car at t = 9.0 s b) What is the car's velocity at t = 9.0 s? The graph has the following...

**Physics**

A 9 kg hanging weight is connected by a string over a pulley to a 5 kg block sliding on a flat table. If the coefficient of sliding friction is 0.2, find the tension in the string.

**math**

Thank u don't understand fractions yet sue... u r so kind

**math**

5/9

**math**

Martha sees 9 animals in the pet store..4rabbits an 5 cats...what fraction shows how many cats

**math**

We have four apples I eat one what fraction shows how many apples are left

**chemistry**

3. Based on your answer in question 2, determine the percent error of your calculated specific heat capacity value of your unknown metal using the specific heat capacities of known metals below. Metal Specific Heat Capacity Nickel 0.440 Tin 0.210 Silver 0.237 Magnesium 0.140 C...

**physics**

As your hand moves back and forth to generate longitudinal pulses in a spiral spring, your hand completes 3.26 back-and-forth cycles every 8.31 s. The velocity of the pulse in the spring is 1.47 cm/s.

**deutsch**

schwarm heisst gruppe

**English 1/ or literature**

What is a example of a understatement in the cask of amontillado.? I know a understatement is a form of speech which contains an expression of less strength than what would be expected. I really need help with this. Thanks :)

**chemistry**

Porassium alum is 3.9 parts per 100 parts of water. Knowing this, how many moles of potassium alum are present in 50ml?

**chemistry**

I'm not 100% sure but try this. Heat(vap) = Delta H (gas) - Delta H (liquid). Doing that I got 42kj/mol.

**math**

Tom made pieces of string that were 5/6 yards long. He made 30 pieces. How many yards did he intially have?

**Geometry**

An isosceles triangle has area of 125 ft2. If the base is 14 ft, what is the length of each leg? Round your answer to the nearest tenth.

**English - Poetry**

I'm doing a Tritina style poem for my English class and I'm doing the envoy now but I'm not sure how I could use the 3 words: twinkle/twinkling, rosy, and sleepy. And it has to relate to babies and the bond between them and their mothers and emotional stuff like th...

**english**

Well, I'm guessing American and English are alike because Americans speak English as far as I know... Lol.

**English HELP. **

My topic for my pursuasive essay in English is "Dogs are Smarter than cats", I need legitimate facts about this because whenever I do research it only shows "facts" without good resources or they're just biased, from most of my google searches. I'd ...

**Geometry/Math again!**

The base of a prism is a regular hexagon that measures 4 cm on each side. The prism has a height of 13 cm. What is its total surface area?

**Geometry**

A rectangular pyramid fits exactly on top of a rectangular prism. Find the volume of the composite space figure if the prism has length 19 cm, width 2 cm, height 11 cm, and the pyramid has height 7 cm.

**Geometry/Math**

Calculate the volume to the nearest tenth of a 6.3-m cube with a hole 2 m in diameter drilled through it. Use 3.14 for pi.

**Chemistry**

What is a glucose molecule structure made up of? Is it: oxygen, hydroxl ions, hydrogen ions, and carbon bonds? I'm not good at this, is this even close to being right?

**math**

the expression 6 times radical 20 divided by 3 times radical 5 is equvilent to 1. 3 radical 15 2. 2 radical 15 3. 8 4. 4

**I'm in desperate need of h**

I'm in desperate need of help for a huge titration lab and finding the molarity. if I give you the problem could you help?

**College algebra**

suppose you invest 2500 and earn 4.2% annual interest, compounded quarterly. how long will it tak for your investment to double?

**science**

The turntable below is spinning. Which coin has a greater speed than the penny? a. the dime b. the quarter c. The penny is moving faster than both of the other coins. c. All three objects are moving at the same speed. pennyis closest to center dime in middle quarter on outer edge

**science**

When the electrons are aligned in the magnetic domains of two materials,what occurs- what is it called

**science**

true or false:: When the electrons are aligned in the magnetic domains of two materials, magnetization can occur.

**science**

penny is closest to center, dime is halfway,quarter is on the outer edge

**science**

if you place a dime penny and quarter on a spinning turntable which coin has a greater speed than the penny than the penny

**science**

Max turns the handle on a pencil sharpener. This turns the wheel that turns the blades. The blades sharpen the pencil. In this situation, what is the input force?

**physics**

Which type of wave would be beneficial to a surfer?

**science**

if you have a 343 J of kinetic energy at the lowest point of a pendulum's swing and at the highest point has a height of 5 m what is the pendulum's mass

**geometry**

Given that AB is a tangent of the circle with the center at X, AB = 12, and XD = 2.5, which is the length of DB?

**spanish**

what is "Nada menos que todo un hombre" about?

**spanish**

what does: Les piden uds mas tarea a los profesores? mean

**College Algebra**

14 billion

**us history**

How were the governors of the Pennsylvania colony chosen?

**chemistry**

no thats not right

**MATH: PROBABILITIES**

You need to use the rule of BAYES and the theorem of total probability.

**3rd grade**

when subtracting 288 from 506 how would thinking of 500 as 50 tens help you?

**algebra**

x^2+4x/5x^3+20x^2 * 10x-40/x^2-16

**trig**

I need help on these problems: Find the exact value of tan(23pi/6) also, Find the reference angle in radians and degrees for (34pi/18) please help walk me through these.

**math**

wwhat is the answer to x+7y=14

**Chemistry**

Bacterial digestion is an economical method of sewage treatment. The reaction 5CO2(g) + 55NH4+(aq) + 76O2(g) --bacteria--> C5H7O2N(s)[bacterial tissue] + 54NO2-(aq) + 52H2O(l) + 109H+(aq) is an intermediate step in the conversion of the nitrogen in organic compounds into ni...

**physics**

C

**French**

The difference between tous and tout is rather simple, and I'm afraid that you didn't get the answer you were looking for in the previous response. If not..I hope this helps: Tous is the plural of tout! And toutes is the plural of toute. Good luck!

**Grammar**

When learning pronoun case (subjective pronoun,objective,possessive) do I need to just memorize the list? I am having trouble identifying them. Any help please. I am in 5th grade. I recommend memorize, using homemade flash cards. It wont take long to memeorize these. Clue: Any...

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