Tuesday

March 31, 2015

March 31, 2015

Total # Posts: 1,711

**chemistry**

004200 i need to changed to scientific notation
*April 7, 2010*

**spanish**

the question ask what classes you have how do you answer that in spanish? (i have math english and science)
*April 5, 2010*

**Algebra **

determine whether the following pairs is a solution of 4p-3p=22 ,(2,7)(-1,6)
*April 2, 2010*

**Chemistry**

If 50.0mL of 1.60M HCl was added to 50.0mL of 1.80M NaOH, calculate the molarity of the resulting NaCl solution. (Hint: resulting solution has a volume of 100 mL)
*April 1, 2010*

**Algebra**

Describe what the graph of interval[-4,10] looks like.
*April 1, 2010*

**Chemistry**

What is the density of hydrogen gas at 25 degrees celius and 1 Atm?
*March 24, 2010*

**algebra**

Find the equation for the line parallel to 2x+y=6 and passing through (2, 6). Justify your response.
*March 23, 2010*

**algebra**

Find the equation for the line parallel to 2x+y=6 and passing through (2, 6). Justify your response.
*March 23, 2010*

**9th grade**

1j + 2c =11 1L + 1c = 5 1j + 2L = 3 1j + 1c + 1L = t What is t?
*March 22, 2010*

**algebra**

How would u solve 2r\r+5 -2(r+5)(r-4)=4(r-4) I don't kow if I should distribute the negative 2 to (r+5) What should I do from here?
*March 21, 2010*

**algebra**

How would u solve D\d+2 - 2\2-d = d+6\ d^2-4 I got to D(d-2)(2-d) -2 (d+2)(d-2)=2d-d^2+12-6d How would you solve? Im confused
*March 21, 2010*

**physics**

Determine the net force necessary to give an object with a mass of 1.8 kg an acceleration of 5.7 m/s2.
*March 20, 2010*

**ETH125**

conduct research to determine if the group colonized or if it immigrated to the United States. Did the group face prejudice, segregation, racism, or any combination of the three? If so, how and Why? Include your research findings in your essay. You may search though chapters ...
*March 20, 2010*

**Science-Chemistry**

syringe filled with water and left by the sink in the sunshine. Ten minutes later sees little puddle of water under the syringe tip. What caused the little puddle of water to appear under the syringe tip? Use words particle and kinetic energy in explanation
*March 14, 2010*

**Key skills**

how could i use my red hat thinking (feelings and emotcians) to explain why i respect and admire someone ?
*March 9, 2010*

**Algebra**

What similarities and differences are there between functions and linear equations? Are all linear equations functions? Is there an instance when a linear equation is not a function?
*March 9, 2010*

**math**

a shaded portion of a rectangle is 2/5 of the total area....How much of the total area is not shaded...A.5/2 B.3/5 c.5/3 d.3/10.
*March 8, 2010*

**statistics**

blanking on formula for this question: 1038 people polled; 540 said yes. what % said yes?
*March 6, 2010*

**chemistry**

if 23 g of Fe2O3 formed, how many grams of Fe must have reacted?
*March 3, 2010*

**math**

6/9
*March 2, 2010*

**us history**

Was US imperialism overall beneficial?
*March 1, 2010*

**science**

thankx!!!
*February 26, 2010*

**science**

what is the area between bulges of water in the ocean called?
*February 26, 2010*

**math 214**

ppl cant help you with the answer b/c you didn't show us the diagram
*February 26, 2010*

**science**

what is the area between bulges of water in the ocean called?
*February 26, 2010*

**math**

4157152792306.334
*February 26, 2010*

**English **

i agree w/ ms. sue, what type of style do you mean????
*February 26, 2010*

**science**

i cant read your question! michelle
*February 26, 2010*

**Math**

what day and month was Lai-Sang Young born in?
*February 24, 2010*

**Algebra**

If you replace the equal sign of an equation with an inequality sign, is there ever a time when the same value will be a solution to both the equation and the inequality?
*February 23, 2010*

**math**

-4b-8=8
*February 23, 2010*

**Algebra**

I know when solving inequalities the sign changes when you multiply or divide by a negative number, my question is does this happen in equations as well?
*February 23, 2010*

**Microecon**

Which of the following industries would you classify as an oligopoly? Which would you classify as monopolistically competitive? Explain your answer. If you are not sure, what information do you need to know to decide? a. Athletic shoes b. Restaurants c. Watches d. Aircraft e. ...
*February 20, 2010*

**Microecon**

The following diagram shows the cost structure of a monopoly firm as well as market demand. Identify on the graph and calculate the following: a. Profit-maximizing output level b. Profit-maximizing price c. Total revenue d. Total cost e. Total profit or loss
*February 20, 2010*

**Miceoecon**

Suppose two passengers end up with a reservation for the last seat on a train from San Francisco to Los Angeles. Two alternatives are proposed: a. Toss a coin b. Sell the ticket to the highest bidder Compare the two options from the standpoint of efficiency and equity.
*February 20, 2010*

**Miceoecon**

Which of the following are examples of Pareto-efficient changes? Explain your answers. a. Cindy trades her laptop computer to Bob for his old car. b. Competition is introduced into the electric industry, and electricity rates drop. A study shows that benefits to consumers are ...
*February 20, 2010*

**Miceoecon**

Cell phones have become very popular. At the same time, new technology has made them less expensive to produce. Assuming that the technological advance caused cost curves to shift downward at the same time that demand was shifting to the right, draw a graph or graphs to show ...
*February 20, 2010*

**Physics**

What are the horizontal and vertical components of a cat's displacement when it has climbed 5 m directly up a tree ?
*February 18, 2010*

**chemistry**

using the G.U.E.S.S. method, how do I figure out this equation?!!!
*February 17, 2010*

**chemistry**

In a reaction, 25.0 grams of magnesium are added to a beaker containing 75.0 mL of 2.00 M nitric acid, HNO3. Which reactant is limiting? Which is in excess?
*February 17, 2010*

**Algebra Word problem**

Suppose you are an event coordinator for a large performance theater. One of the hottest new Broadway musicals has started to tour, and your city is the first stop on the tour. You need to supply information about projected ticket sales to the box office manager. The box ...
*February 14, 2010*

**english**

wat r prepostions
*February 11, 2010*

**Algebra**

What is the difference between and equation and an expression? Include an example of each. Can you solve for a variable expression? Explain. Can you solve for a variable in an equation? Explain. Write a mathematical phrase of sentence that can be translated.
*February 9, 2010*

**algebra**

How do I perform an indicated operation and reduce to lowest terms? The problem is (-12b^3)^2
*February 9, 2010*

**school**

yes there is , i cant remember the names but i know quite a few
*February 6, 2010*

**Math**

Assume that the weight loss for the first two months of a diet program has a uniform distribution over the interval 6 to 12 pounds. Find the probability that a person on this diet loses between 10.5 and 12 pounds in the first two months.
*February 5, 2010*

**business**

why di business systems still need more development
*February 2, 2010*

**Algebra**

Thank you for your help, however my test is multiple choice and the answers do not correspond with the formulas. a- 1/2,2 b- 1, 4 c- 15/2,-6 d- 15, -12
*January 31, 2010*

**Algebra**

Find the midpoint of the line segment having the given endpoints: (8,-4) and (-7,8)
*January 31, 2010*

**Algebra**

Find the vertical line through (6, -6)
*January 31, 2010*

**Algebra**

Arianna is 25 years older tha Emma. In 15 years, Arianna will be twice as old as Emma. What will their ages be in 15 years?
*January 30, 2010*

**Chemistry II**

If the volume of a cylinder is 1.01 L at STP (0 C and 760 Torr). If the piston is depressed 5.62 cm further into the cylinder, by how many times will the gas pressure increase? What formula would I use to solve this problem? I tried using P1V1 = P2V2, but I don't know how ...
*January 29, 2010*

**Bus/210**

i need to konw about a business scenario
*January 28, 2010*

**english**

gime 30 sentences of ice skating in different tence.
*January 26, 2010*

**chemistry**

Calcium oxalate dihydrate is CaC2O4 2H20. Write the equation for the reaction which will occur when this hydrate is heated to a temperature slightly in excess of 100 degrees C.
*January 26, 2010*

**hca 240**

Write a 150- to 200-word script for a radio ad that promotes a healthy musculoskeletal system in old age. Address the risk factors for arthritis, osteoporosis, and injuries from falls. Incorporate prevention strategies such as proper nutrition (calcium, diet).
*January 25, 2010*

**Math**

I can't figure out 6 - 2/3r = 1 1/2 The way we're learning how to solve it, is by using the LCD. the LCD I use is 6 The book says the answer is 6 3/4 But I keep getting the wrong answer.
*January 25, 2010*

**Early Childhood Growth and Development**

What a child repeats a behavior or action simply to observe that action, you would not infer that
*January 24, 2010*

**physics**

A car travels due east with a speed of 35.0 km/h. Raindrops are falling at a constant speed vertically with respect to the Earth. The traces of the rain on the side windows of the car make an angle of 40.0° with the vertical. Find the velocity of the rain with respect to ...
*January 24, 2010*

**physics**

An astronaut on a strange planet finds that she can jump a maximum horizontal distance of 15.0 m if her initial speed is 2.40 m/s. What is the free-fall acceleration on the planet?
*January 24, 2010*

**physics**

Mayan kings and many school sports teams are named for the puma, cougar, or mountain lion Felis concolor, the best jumper among animals. It can jump to a height of 13 ft when leaving the ground at an angle of 40.4°. With what speed, in SI units, does it leave the ground to...
*January 24, 2010*

**physics**

Mayan kings and many school sports teams are named for the puma, cougar, or mountain lion Felis concolor, the best jumper among animals. It can jump to a height of 13 ft when leaving the ground at an angle of 40.4°. With what speed, in SI units, does it leave the ground to...
*January 24, 2010*

**Art**

I need to unscramble this, dargne
*January 21, 2010*

**Algebra**

Write the equation for the linear equation: x-5 10 15 20 25 30 y-20 30 40 50 50 50
*January 21, 2010*

**Math**

What are the differences between linear and quadratic equations? How are these differences displayed in a graph? Write a brief scenario that can be modeled with a linear equation. Summarize a situation modeled by a quadratic equation. Are there equations that are neither ...
*January 17, 2010*

**Math**

The areas of the faces of a rectangle box are 48 m2, 96 m2, and 288 m2. A second box is cubical and each of its faces has area 16m2. Find the ratio of the volume of the first box to the volume of the second box.
*January 17, 2010*

**Algebra**

What is the difference between domain and range? Describe a real-life situation that could be modeled by a function
*January 12, 2010*

**juvenile justice**

It has to talk about current ones or else it wouldn't ask you to compare the two.
*January 12, 2010*

**juvenile justice**

IN order to answer this question correctly you need your text materials. It will give you the past policies and then you will be able to answer your question.
*January 12, 2010*

**computers**

What security issues must be taken into consideration with regard to an organization’s hardware?
*January 11, 2010*

**computer**

what are types of information systems
*January 11, 2010*

**math**

The area of a triangle is 40cm2. if its height is 5cm, what is its base?
*January 9, 2010*

**college**

I need to write a 3 page paper for my computer class that identify and describe how information systems are used to support the business processes in an organization. I don't know what to write about.
*January 7, 2010*

**Math**

Show that Euler's formula holds for a right pentagonal prism.
*January 7, 2010*

**Math**

Why is it possible for a regular polygon with more than six sides to tessellate the plane?
*January 7, 2010*

**Math**

What characteristics help you determine whether a polyhedron is regular or irregular? How can you check for symmetry and rotational symmetry of polyhedra?
*January 7, 2010*

**9th grade**

Hi there! It has been mentioned before, but the answer is physical properties! :)
*January 6, 2010*

**7th grade Math**

lalalalala i dont no plzzzzzzzz help haha
*January 4, 2010*

**algebra**

can u explain this more clearly?? i need help and im confused how do i find the length of a rectangle when the area is (R cubed-24R-5) cm sqaured and the width is (R-5)cm ??? how would i be able to get (r^2+5r+1)
*December 29, 2009*

**algebra**

how do i find the length of a rectangle when the area is (R cubed-24R-5) cm sqaured and the width is (R-5)cm ???
*December 29, 2009*

**algebra**

i still dont get how do you divide (3q cubed +q+6)/(q-2) help!=] i also need help in... the volume of a rectangular prism is 2x cubed + x -2. the height of the prism is 2x-1, and the length of the prism is x+2. find the width of the prism. im confused
*December 29, 2009*

**Science**

What is a 7 letter word for a tentacled marine creature
*December 28, 2009*

**algebra**

how do you divide (3q cubed +q+6)/(q-2)
*December 28, 2009*

**Math**

How many different three-digit numbers can be written using digits from the set of 1, 2, 3, 4,5 without any repeating digits?
*December 21, 2009*

**Math**

How many different ways can a teacher line up 5 students for lunch?
*December 20, 2009*

**Math**

A game is played flipping three coins. If all three coins land heads up you win $15. If two coins land heads up you win $5. If one coin lands heads up you win $2. If no coins land heads up you win nothing. If you pay $4 to play, what are your expected winnings?
*December 20, 2009*

**chemistry**

Foe Fe(OH)2, Ksp=8 x 10^-16. What is the molar concentration of OH- in a saturated Fe(OH)2 solution?
*December 18, 2009*

**Biology **

Dr. Paul is blood type O. His father was blood type A and his mother was blood type B. What were the genotypes of his parents and what are the possible blood types and ratios expected for crosses involving these parental genotypes?
*December 14, 2009*

**English**

It sounds a bit awkward to me to be honest because it does not sound like the sentence agrees. I would say something more along the lines "the swirling snows gives you mental blissfulness...?" Not sure if that sounds too great for your poem but hope it helps!
*December 14, 2009*

**TRIG - BEARING PROB.**

-75
*December 14, 2009*

**law**

What are the two main functions of criminal law? Describe the written sources of American criminal law and their purposes.
*December 13, 2009*

**algebra 2**

x(x+3)-18(x+3)
*December 13, 2009*

**Math**

The game of dots is played by rolling a fair die and receiving $1 for each dot showing on the top face of the die. What cost should be set for each roll if the game is to be consdiered a fair game?
*December 12, 2009*

**Math**

On a TV game show, the contestant is asked to select a door and then is rewarded with the prize behind the door selected. If the doors can be selected with equal probabiltiy what is the expected value of the selection if the three doors have behind them a $40,000 foreign car,a...
*December 12, 2009*

**Math**

Suppose that pizzas can be ordered in four sizes(small, medium, large and Illini-size), with three crust choices (thin, thick, and Chicago style), four choices of meat(sausage, pepperoni, hamburger, and none) and two tupes of cheese (regular or double.) How many different ...
*December 12, 2009*

**Math**

What's wrong with the argument that the probability of rolling, a double 6 in two rolls of a die is 1/3 because 1/6 + 1/6= 1/3?
*December 12, 2009*

**math**

how do I solve this unit rate: $11.49 for 3 pacages? I was absent, so I have no clue how to get the answer
*December 9, 2009*

**biology**

5 steps to a scientific method
*December 9, 2009*

**psychology**

I need to do a school paper on positive psychology the subject focus should be emotional intelligence. I can't get started and I've run out of time. writters block, fear.. many concerns but most important I have run out of time. Suggestions please?
*December 9, 2009*

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