Saturday

October 25, 2014

October 25, 2014

Total # Posts: 2,134

**Biology**

Reptiles and mammals both have a four chambered heart yet reptiles utilize the sun to monitor body temperature while mammals control body temperature internally. What does this mean about the separation of oxygenated (blood that already picked up oxygen from the lungs) and ...
*April 14, 2013*

**Biology**

Dinosaurs were reptiles that grew to enormous sizes. What may an evolutionist hypothesize about the oxygen content of the environment during the age of dinosaurs?
*April 14, 2013*

**Chemistry**

20.0 mL of HCl in a flask Titration required 12.3 mL of 0.108M Mg(OH)-2 What is the molarity of the HCl?
*April 13, 2013*

**English**

What are some connections* to Rip Van Winkle? *Connection to... -Self -World I need connection to other books and things
*April 11, 2013*

**English**

What are some connections* to Rip Van Winkle? *Connection to... -Self -World I need connection to other books and things
*April 11, 2013*

**English**

Like I need connection to other books and things.........
*April 11, 2013*

**English**

What are some connections* to Rip Van Winkle? *Connection to... -Self -World
*April 11, 2013*

**physics**

The kiloton, which is used to measure the energy released in an atomic explosion, is equal to 4.2 multiplied by 1012 J (approximately the energy released in the explosion of 1000 tons of TNT). Recalling that 1 kilocalorie of energy raises the temperature of 1 kg of water by 1&...
*April 10, 2013*

**College Chemistry**

You weigh a sample of a monoprotic unknown acid and dissolve it in 50.00 mL of distilled water. Exactly half of this solution is titrated with Sodium Hydroxide to the phenolphthalein end point. The pH of the other half of the original solution is measured with a pH meter. The...
*April 9, 2013*

**home work**

A framed picture has length 50 cm and width 40 cm . The picture itself has area 1344 cm^2. How far is it from the edge of the picture to the edge of the frame if thid didtance is uniform around the picture ?
*April 9, 2013*

**Probability**

In a cookie jar, there are 6 choco chip cookies and 8 oatmeal cookies. Kim takes out the cookies one at a time and proceeds to eat them. The probability that the 7th cookie that Kim eats is a choco chip cookie is a/b, where a and b are positive coprime integers. What is the ...
*April 8, 2013*

**Spanish 2**

A nosotros NOS aburre ir de compras.
*April 5, 2013*

**science**

What are the large- and small- scale causes of climate and weather?
*April 5, 2013*

**Art**

1) assemblage 2)op art
*April 5, 2013*

**chemistry**

Calculate the concentrations of all species present C6H5N2, C6H5NH3+ OH^-, and H3O^+}) in a 0.14 M solution of aniline.
*April 5, 2013*

**Physics**

The diameter of the atom is proportional to n2, where n = 1 labels the lowest, or "ground" state, n = 2 is the second state, n = 3 is the third state, and so on. If the atom's diameter is 1 multiplied by 10-10 m in its lowest energy state, what is its diameter in...
*April 5, 2013*

**Human Services HSM/260**

Explain your understanding of the two procurement strategies listed in the text. Which of the two procurement strategies is most effective for a human service agency? Explain your reasoning.
*April 3, 2013*

**stats**

Question Part Points Submissions Used The number of ships to arrive at a harbor on any given day is a random variable represented by x. The probability distribution of x is as follows. (Give your answers correct to two decimal places.) x 10 11 12 13 14 P(x) 0.35 0.15 0.15 0....
*April 2, 2013*

**help making equations**

Superbats, Inc., manufactures two different quality of wood baseball bats, the Wallbanger and the Dingbat. The Wallbanger takes 8 hours to trim and turn on a lathe and 2 hours to finish it. It has a profit of $17. The Dingbat takes 5 hours to trim and turn on a lathe and 5 ...
*April 2, 2013*

**STATs 353**

Find the 98% confidence interval for estimating ìd based on these paired data and assuming normality. (Give your answers correct to one decimal place.) Before 68,58,64,62,58,67 After 40,42,46,37,45,38 Lower limit: Upper limit:
*April 2, 2013*

**Physics**

A test rocket is fired up from rest. The net acceleration is 20m/s^2 upward and continues for 4.0 seconds, at which time the rocket engines cease firing. What maximum elevation does the rocket reach?
*April 1, 2013*

**maths**

There are 3 solutions with real numbers and 4 solutions with complex numbers
*April 1, 2013*

**Gr 10 science**

I can't find a picture to build a model of calcium sulphate using styrofoam ball pls help
*March 31, 2013*

**math**

How do you solve systems of inequalities in two variables?
*March 30, 2013*

**algebra**

thank you for the help :)
*March 30, 2013*

**algebra**

its allowed in the inside
*March 30, 2013*

**algebra**

not sure dosent really say
*March 30, 2013*

**algebra**

whoops its supposed to be (2,1)(2,4)(6,4)(6,1)
*March 30, 2013*

**algebra**

directions Write a system of inequalities for the shaded region described. The shaded region is a rectangle with vertices at (2,1)(2,4)(6,4)
*March 30, 2013*

**math**

How do you solve systems of inequalities in two variables?
*March 30, 2013*

**Math**

Write 2.97 as a fraction, decimal and percent
*March 28, 2013*

**Math**

The face painting booth has 1/4 pint of paint. There are five students who want their faces painted. How much paint should we use for each child?
*March 27, 2013*

**Math**

The popcorn booth serves tubs that weigh 3/74 of a pound. Mrs. Taylor has a box that weights 6 ponds. How many tubs can she make from the box?
*March 27, 2013*

**Math**

Mr. Brown bought 4 boxes of stickers to school. Each student that came to his class received 1/5 of the box. How may students will get a sticker before they run out?
*March 27, 2013*

**english**

course journal penn foster
*March 25, 2013*

**Literacy**

Which search engine would be best to use when you want to know if your library carries a particular journal? A. Google Scholar B. Worldcat C. Webarchive D. All the Web my answer is a 2. Which of the following sets of Library of Congress call numbers is in the correct order? A...
*March 24, 2013*

**University of Nairobi**

Simple question :D
*March 23, 2013*

**Math **

Please help Ms.Sue! a contractor's designing one side of an office building 48 feet in length the windows are each 5 feet long and will be placed Six feet apart and 5 feet from the end of the building wall how many windows can a contractor design
*March 18, 2013*

**Math**

Thanks!
*March 18, 2013*

**Economics**

Protecting intellectual property rights can result in new inventions that help the economy to grow. True False
*March 18, 2013*

**science**

If the acceleration due to gravity on the earth is 9.8 , what is the acceleration due to gravity on Rams?
*March 15, 2013*

**statistics**

A diabetes nurse educator believes that her patients have particularly bad control of their blood sugar. To test this she selected the fasting blood sugar values for 15 of the patients she saw this week. The national mean for patients with this level of severity of diabetes is...
*March 14, 2013*

**Science**

What was the main difference between Dalton's model of the atom and the model that was first developed by the Greeks?
*March 14, 2013*

**Math**

Sam ate 1/4 of the pizza. If the pizza has 8 slices, how many slices are left?
*March 13, 2013*

**Math**

The clementine had 12 sections. Noah at 3/4 of them. How many sections are left?
*March 13, 2013*

**calculus help please!**

I am not sure how to start this!
*March 12, 2013*

**calculus help please!**

The infamous Wile E. Coyote has been chasing the Roadrunner again. His latest idea for a trap involved launching an enormous boulder (about 16ft in diameter) up to a height of 750 ft, hoping that it would come down crashing on the unsuspecting Roadrunner. Unfortunately, as ...
*March 12, 2013*

**Spanish please help!**

Complete each sentence with the correct form of the verb in parentheses. 1. La clase de matemáticas (terminar) a las cuatro. 2. ¿Te gusta (estudiar) psicología? 3. La profesora (explicar) el mapa. 4. Necesito (comprar) el libro de español. 5. ...
*March 10, 2013*

**math**

Find the slope m and an equation of the tangent line to the graph of the function f at the specified point. f(x)=x^2/x+4 ;(1,1/5) m =?? y =??
*March 8, 2013*

**statistics(HELP)ASAP**

an art school knows that in general they go through 38 colored pencils per week. they have asked their students to hold their pencils differently over the past 10 weeks and wonder whether this has made a significant difference in the number of penccils they go through. dat aon...
*March 8, 2013*

**English**

I need an good attention getter for a research paper on basketball. Please Help
*March 7, 2013*

**literacy**

To determine the best place to begin your online research, you should first A. formulate your research question B. choose severval verbs and modifiers to help define your search. C. identify keywords and search terms D. settle on a single, concise search term or phrase my ...
*March 7, 2013*

**statistics**

A balloon mannufacturer kows that historically her company has produced 614 balloons per day (standard deviation =36) she has changed the process and wants to know wheathert he new process is increased the number of ballons made. the sample mean is 620. 0.5, n=16
*March 5, 2013*

**chemistry**

is putting gas in a vehicle a physical or chemical reaction
*March 5, 2013*

**Math**

2 1/3 - 1 3/4=
*March 5, 2013*

**Math**

(2/5)/(1/10)
*March 5, 2013*

**Math**

(7/9)/3=
*March 5, 2013*

**Math**

1/4 /5=
*March 4, 2013*

**math**

If you need a minimum of 27 correct out of 30 to get an Aon a test, how many correct answers would you need to get an A on an 80-point test assuming that the same ration is used for scoring purposes?
*March 3, 2013*

**math**

As South Campus, the student-faculty ration is about 16 to 1. If the 128 students enroll in Statistics 101, how many sections should be offered?
*March 3, 2013*

**math**

The American Dietetic Association reported that 31 out of every 100 people want to lose weight. If 384 students were surveyed at random in the student union, how many would want to lose weight?
*March 3, 2013*

**math**

Under normal circumstances 1.5 feet of snow will melt into 2 inches of water. After a recent snowstorm, there were 3.5 feet of snow. How many inches of water will there be when the snow melts.
*March 3, 2013*

**math**

one out of every five people who buy ice cream buys vanilla ice cream. If a store sells 75 ice cream cones in one day, about how many will be vanilla
*March 3, 2013*

**math**

how do u solve the follow question? you are selling tickets to a football game. Student tickets (x) cost $4 and general admission tickets (y) cost $7. You sell 26 tickets and collect $140. How many of each type of ticket did u sell?
*March 3, 2013*

**child care managemen . resource file graded projec**

DID ANYONE COMPLETE CDA RESOURCE FILES IF SO PLEASE HELP
*March 2, 2013*

**computer**

Using pseudocode, write a program on how you turn a corner in an automobile. Note that there is a stop sign in the intersection. Determine the logical steps involved and write the pseudocode. Consider the following questions when completing your assignment: • What are ...
*March 2, 2013*

**Math**

Triangle A has an area of 19,00cm squared and similar triangle B has an area of 118.75cm squared. Determine what scale factor makes triangle B an enlargement of triangle A
*February 28, 2013*

**Math**

10 1/3 x 8
*February 27, 2013*

**Math**

Terry is planting a garden. The garden is 10 1/2 yards long and 8 yards wide. What is the area of the garden?
*February 27, 2013*

**Math**

5 divided by 1/3
*February 27, 2013*

**Chem lab last question!! Urgent help**

THANK YOU SO MUCH!!!
*February 27, 2013*

**literacy**

Whe reding an aricle in an encyclopedia the fasterest way to find related articles is to look. a. In the library's card catalog b. At the bibliography at the end of the article c. On the internet d. In the index to the set of encyclopedias my answer b S
*February 26, 2013*

**Math**

can u tell me how you got this answer
*February 26, 2013*

**Math**

thank you i am in the 3rd grade and needed this for homework.
*February 26, 2013*

**Math**

Thanks Ms. Sue
*February 26, 2013*

**Math**

Javia ran 8 laps around a track to run a total of 1 mile on Monday. How many laps will she need to run on Tuesday to run 3/8 of a mile?
*February 26, 2013*

**Math**

Cathy made 25 cupcakes for the friends at her party. If only 4/5 of her friends showed up, how many cupcakes does she have left?
*February 26, 2013*

**Math**

Susan was awake for 2/3 of an entire day. If she spent 3/7 of her time awake at work, what fraction of the day was she at work?
*February 26, 2013*

**Math**

The elephants at the zoo are fed 1/2 barrel of corn each day. The buffalo are fed 7/10 as much corn as the elephants. How many barrels of corn are the buffalo fed each day?
*February 26, 2013*

**literacy**

Which of the following will probably contain the most objective data? a. An editoral in The Washingtin Post b. A lettet redutting an article in a medical journal c. A memoir about working in a coalmine d. A report with charts documenting hourly wage rates by occupational group...
*February 25, 2013*

**science**

While rearranging a dorm room, a student does 287 J of work in moving a desk 2.5 m. What was the magnitude of the applied horizontal force?
*February 25, 2013*

**MATH**

An arithmetic student needs at least a 70% average to receive credit for the course. If she scored 86%, 77%, and 64% on the first three exams, what is the lowest score she can get on the fourth exam to receive credit for the course?
*February 24, 2013*

**literacy**

The broadest type of search, which looks for your terms any where , is a/an . A. title B. keyword C. auther D. subject my answer c
*February 22, 2013*

**math**

Assignment 2: Financial Project Due Week 7 and worth 55 points Five (5) years ago, you bought a house for $171,000, with a down payment of $30,000, which meant you took out a loan for $141,000. Your interest rate was 5.75% fixed. You would like to pay more on your loan. You ...
*February 21, 2013*

**Math**

Place the following in ordered from least to greatest: 3/5, 9/12, 6/8, 5/6
*February 21, 2013*

**Math**

4 6/10 - 3 3/4
*February 21, 2013*

**Math**

An Italian food restaurant claims that with the choices of toppings that they offer on their pizzas, you can order about 65,550 different types of pizza. How many toppings do they offer?
*February 20, 2013*

**Math**

A parking lot contains a total of 52 cars and motorcycles. There are a total of 186 tires (not counting spare tires) in the lot. Assuming each car has 4 tires and each motorcycle has 2 tires, determine how many cars and how many motorcycles are in the parking lot.
*February 20, 2013*

**Math**

Place the following fractions in order least to greatest: 6/8, 7/12, 3/9, 5/7 How do you know which is least and greatest?
*February 19, 2013*

**chemistry**

What is the density of a 16.54 g object if the dimensions of the block are: length = 12.6 mm height = 1.91 cm width = 0.0140 m
*February 19, 2013*

**chemistry**

What is the density of a block of unknown material with a mass of 15.86 g if the dimensions are: length = 2.2 cm height = 1.7 cm width = 4.8 cm
*February 19, 2013*

**chemistry lab**

A volume of water delivered using a buret has a mass of 2.67 g. What was the final volume reading on the buret if the inital volume reading was 0.10 ml? [assume the density of water is 1.00g/mL]ml
*February 19, 2013*

**Math**

These are the two points that I have. I'm trying to figure out a third one but its hard for me. (-8,8) (4,-5)
*February 18, 2013*

**Math**

graph the line 3x-4y=-8 Could you show how you got the answer so I can work it out also
*February 18, 2013*

**math**

I understand the values for x but I don't understand how do you get the value for y. Could you show me the work so I can know for myself how to do it
*February 18, 2013*

**math**

graph the line 3x-4y=-8
*February 18, 2013*

**chemistry **

Preceed the equation of CuSO4 + Fe
*February 18, 2013*

**Biology**

How is the anaerobic energy system not entirely anaerobic?
*February 17, 2013*

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