Saturday

September 20, 2014

September 20, 2014

Total # Posts: 95

**chemistry**

What mass of N2O occupies a volume of 0.500 L at 0 degrees Celsius and 101.325 kPa?
*April 6, 2014*

**Physical Science**

An virtual image is an image that is formed not by the intersection of two light beams, but it appears that these light beams intersect at some point. The optics of convex mirror doesn't allow the light beams to intersect at any position of object in relation to the mirror...
*April 6, 2014*

**Fractions**

thanks how can i draw it to explain?
*January 26, 2014*

**Fractions**

julia has 8 red barrettes. 2/4 of her barrettes are red. how many barrettes does julia have? please explain, is it one whole?
*January 26, 2014*

**MATH Fractions**

thank you very much
*January 26, 2014*

**Algebra 1**

THANKS
*December 4, 2013*

**Algebra 1 **

Check answer Glass Vase You are taking a glass-blowing class and have created a vase in the shape of a sphere. The vase will have a hole in the top so you can put ﬂowers in it and it will sit on a stand. The radius of your vase is 21/2 inches. Use the formula V=4/3:r^3 ...
*December 4, 2013*

**Algebra 1**

Thank you it helped :D
*December 4, 2013*

**Algebra 1`**

Write the equation so that y is a function of x. -12x+3y=15 Can someone show me steps.
*November 25, 2013*

**Math.**

39. Students are cleaning a local park in groups. There are 50 boys & 75 girls. Each group has the same number of boys and the same number of girls. What is the greatest possible number of groups? 40. You are dividing a community garden 35 m long by 15 m wide into equal sized ...
*October 15, 2013*

**HSM 260 checkpoint 6**

I think the question is...we are only to use the year 2002 in Appendix D. Others are using 2002, 2003, and 2004, to come to the BEP. If an instructor asks for us to only use 2002, how can we complete the checkpoint accurately.
*October 2, 2013*

**math**

find the three cuberoots of 8( cos 264 + jsin 264) and state which is the principal cuberoot. Show all three roots on an argand diagram.
*July 29, 2013*

**math**

How do I solve 7/2t+2=4+7t
*December 1, 2012*

**math**

how do I solve: -3/7(m+5)=3+2m
*December 1, 2012*

**Physics**

At a certain distance from the center of the Earth, a 4.00-kg object has a weight of 1.95 N. Calculate this distance.
*April 30, 2012*

**Physics**

v = sqrt(G*.157*((1/173) - (1/379))) = 1.81x10^-7 m/s For the second question just multiply the mass by 4. v= 3.63x10^-7 m/s
*April 28, 2012*

**Physics**

Its wrong.
*April 28, 2012*

**Physics**

Two baseballs, each with a mass of 0.157 kg, are separated by a distance of 379 m in outer space, far from any other objects. If the balls are released from rest, what speed do they have when their separation has decreased to 173 m? Ignore the gravitational effects from any ...
*April 28, 2012*

**Algebra**

During the first part of a trip, a canoeist travels 57 miles at a certain speed. The canoeist travels 13 miles on the second trip at a speed 5 mph slower. The total time for the trip is 5 hrs. what was the speed on each part of the trip? The speed on the first part is? The ...
*April 22, 2012*

**Algebra**

During the first part of a trip, a canoeist travels 57 miles at a certain speed. The canoeist travels 13 miles on the second trip at a speed 5 mph slower. The total time for the trip is 5 hrs. what was the speed on each part of the trip? The speed on the first part is? The ...
*April 22, 2012*

**Algebra**

-√3, 3√3 Write a quadratic equation in the variable X having the given numbers as solutions. Type in standard form ax^2 + bx +c =0
*April 21, 2012*

**algebra**

-5 and -2 write quad equation. __=0 Thanks
*April 21, 2012*

**Math**

The cost, C, of a manufacturing and selling x units of a product is C = 23x+73, and the corresponding revenue, R, is= x^2-35. Find the break-even value of x? A. 4 B. 31 C. 31 and 4 D. 27
*April 12, 2012*

**principles of colors**

To slightly gray paint has an intense blue value what color would you add to achieve the value you want A red b orange c yellow d green
*March 1, 2012*

**Physics **

A football is kicked at ground level with a speed of 20.7 m/s at an angle of 34.6° to the horizontal. How much later does it hit the ground?
*February 5, 2012*

**Geometry**

what is it
*February 2, 2012*

**Physics **

A tortoise can run with a speed of 10.1 cm/s, and a hare can run 19.4 times as fast. In a race, they both start at the same time, but the hare stops to rest for 122 seconds. The tortoise wins by a shell (20.8 cm). How long does the race take? What is the length of the race?
*February 2, 2012*

**psych**

what are Similarities and Differences of Gangs and Organized Crime Groups
*January 22, 2012*

**measurement**

A tree in Melaine's yard is 35 feet tall. Melanie is 5 feet tall. The tree is how many times as tall as Helen?
*January 5, 2012*

**8th grade math**

One of your friends is heading north for the Christmas holiday and the other friend is heading south. If when they start, they are 1029 miles apart and one car is traveling at 53 miles per hour, and the other 45 miles per hour, how many hours before the two cars pass each other?
*December 14, 2011*

**8th grade math**

SUZIE HAD TO WRAP A TRUCK,A CAR, A BUS AND A TRAIN. IN HOW MANY ORDERS CAN SHE WRAP THESE PRESENTS?
*December 7, 2011*

**MATH **

SUZIE HAD TO WRAP A TRUCK,A CAR, A BUS AND A TRAIN. IN HOW MANY DIFFERENT ORDERS CAN SHE WRAP THESE PRESENTS?
*December 7, 2011*

**algebra**

-5k squared + 125=0 use the square root properly to slove the equation
*November 30, 2011*

**math**

write an equation for the linear function: The cost of renting a car is a flat$26, plus an additional 0.23 cents per mile that you drive. How far can you drive for $87?
*November 27, 2011*

**psych**

Give some background information on your hypothetical observational study - describe the setting that you would use for your observational study, why you are interested in this study and what you hope to learn. (2) Explain whether you would be an acknowledged or unacknowledged...
*November 19, 2011*

**psych/statistics**

Consider the following: The television network you addressed in Week 4 is asking you to compare the moods of groups that watch different types of shows. You can choose what they mean by moods. You may compare them on general mood, happiness, depression, frustration, or ...
*November 19, 2011*

**English Grade 10 **

How can I improve my thesis for a comparative essay: Although both ¡°All is Calm¡± and ¡°The Bicycle¡± portray love and problems between family members, the protagonists in the stories experience drastically different journeys and ...
*November 5, 2011*

**4th grade math**

fabulous! Thank you for your help! and have a good evening. :-)
*October 18, 2011*

**4th grade math**

3. 946 - 80 = 4. 12 + 26 = am i right?
*October 18, 2011*

**4th grade math**

Hello, I am trying to help my son with his homework but i have no clue how to work these following: write a number expression for each phrase 1) 1,285 is how much more than 622 2) $402 increased by $86 3) 946 beads, then 80 fewer beads 4) 12 adults combined with 26 children ...
*October 18, 2011*

**MATH**

DAN,DEBBIE,ED AND GENE WERE TRAINING FOR CROSS-COUNTRY RACING. ED RAN TWICE AS FAR AS DEBBIE. GENE RAN 8KM LESS THAN ED. DEBBIE RAN 5KM MORE THAN DAN. DAN RAN 6KM.HOW FAR DID EACH PERSON RUN? (HINT START WITH DAN'S DISTANCE AND WORK BACKWARDS)
*October 11, 2011*

**4th grade math**

Please help solved the below problem. Explain in words how to add 352 + 958. Make sure to explain regrouping, if necessary? Thanks, Stella
*September 29, 2011*

**chemistry**

what mass of Ca is needed to completely react with 5.0M of .250ml Copper I Phosphate?
*September 6, 2011*

**Basic Statistics**

To standardize data for a z test, you first subtract the _____ from each term in a data set. a)Mean b)median c) Mode
*August 6, 2011*

**math**

a cylindrical container has a base radius of 14cm and height 18cm. How many litres,correct to the nearest litre, of liquid can it hold. Take 22/7
*August 3, 2011*

**algebra**

Solve the system of equations: what is the y-value in the solution? 3x - 5y = -16 and 2x + 5y = 31
*May 23, 2011*

**biology**

Are different species always fery different?
*May 10, 2011*

**biology**

You are gardening and accidentally puncture your arm with a nail that was in the soil. No significant occurred but your arm was swollen. Recall that soil contains many microorganisms that could be pathogenic. Describe in detail the nonspecific and specific mechanisms that ...
*April 7, 2011*

**biology**

What is the typical ratio for a dihybrid cross between two parents that are double heterozygotes?
*April 6, 2011*

**Science**

I need help answering with the below question please What are three ways resources are brought up from under Earth's Surface? Thanks!
*January 19, 2011*

**chemistry**

The solubility of an ionic compound is 30 grams of compound in 100 mililiters of water. If 60 grams of the compound is dissolved in 200 mL of water, the solution will saturated. t/f
*December 6, 2010*

**physics**

What would be the resulting acceleration if a 7.0 kg shot put was launched with a force of 140 N?
*December 2, 2010*

**Physics**

Earthquakes are essentially sound waves travelling through the earth. They are called seismic waves. Because the earth is solid, it can support both longitudinal and transverse sismic waves, which travel at different speeds. The speed of longitudinal waves, called P waves, is ...
*November 22, 2010*

**English**

supporting details may refer to secondary points which may help to clarify choices are :points or all information of a paragraph, another name of main idea or the topic sentence? plz help me
*November 5, 2010*

**ELA**

Where is the complete subject in this sentence, "The goal of settlement houses is the improvements of neighborhoods"?
*November 2, 2010*

**Math**

Use a table of values of f(x) to estimate the value of the limit to four decimal places. lim_(x->-infinity)(sqrt(2 x^2 + 4 x + 1) - sqrt(2 x^2 + 2 x + 7)) 1
*July 6, 2010*

**math**

10.5 is 14% of x
*June 6, 2010*

**English12**

In the short story defender of the faith by philip roth,what is the theme of the story?Justify 150 words
*May 24, 2010*

**English12**

In the short story,defender of the faith by philip roth,What incident finally convinces Marx to punish Grossbart?
*May 24, 2010*

**English12**

In the short story defender of the faith by philip roth,Outline 3 occasions where Grossbart accuses Marx of being Prejudiced against his own people(jews)
*May 24, 2010*

**English12**

In the short story defender of the faith,by philip roth,Explain 3 occasions where Grossbart tries to "manipulate" Marx.Is he successful in his attempts?
*May 24, 2010*

**English 12**

In the short story defender of the faith by philip roth,Why does Marx refuse to support Grossbart when the Captain questions him about his eating habits?
*May 24, 2010*

**English 12**

I thought you help on homework.
*May 24, 2010*

**English 12**

In the short story defender of the faith by philip roth,Identify the criteria by which Captain Barrett judges a man's character.
*May 24, 2010*

**English 12**

I have read the story, but I do not understand it.
*May 24, 2010*

**English 12**

In the short story defender of the faith by philip roth,Grossbart insists on caling da sergeant 'sir'.Why doz Marx object?Is dis form of adress merely an oversight,or doz Grosbart hav sum ulterior motive?
*May 24, 2010*

**accounting**

47410
*May 6, 2010*

**calculus**

The region R is defined by 1(</=)x(</=)2 and 0(</=)y(</=)1/(x^3). Find the number 'b' such that the line y=b divides R into two parts of equal area.
*January 26, 2010*

**management**

What is employee self esteem?
*November 25, 2009*

**management**

The employee's performance objectives a. are designed by th employee only, b. ignore past work goals and objectives c. are designed by the supervisor only d.outline the employee's goals for the coming year.
*November 23, 2009*

**finance**

Each day's receipts can be kept separate by, a. preparing a deposit slip for each day's receipts, b.reconciling the bank statement, c. listing the ABA numbers,d. making daily bank withdrawals.
*October 30, 2009*

**Math**

Hello, I have trouble doing this problem: Sarah can bicycle a loop around the north part of Lake Washington in 2 hours and 40 minutes. If she could increase her average speed by 1km/hr, it would reduce her time around the loop by 6 minutes. How many kilometers long is the loop...
*October 3, 2009*

**Math**

Thank you!
*October 2, 2009*

**Math**

Assume it takes 180 quarter credits to get a baccalaureate degree. If 1 quarter credit counts for one classroom hour of lecture each week of the quarter and you study 2.5 hours for each hour in class,how many hours must you invest to get a degree? (You may assume each quarter ...
*October 2, 2009*

**math**

Hi, I am trying to solve a problem using Chebyshev's Theorem. The problem says that: A large sample of Northern Pike caught at Taltson Lake (Canada) showed that the average length was x (mean)=32.5 inches with sample standard deviation s=8.6 inches. a.) Compute the ...
*May 26, 2009*

**math**

Hi, How do I find the coefficient of variation? I found the sample variance and the standard deviation for the problem I'm trying to solve, but I can't find the coefficient of the variation
*May 3, 2009*

**math**

Hi, How do I find the coefficient of variation? I found the sample variance and the standard deviation for the problem I'm trying to solve, but I can't find the coefficient of the variation
*May 3, 2009*

**English - the tell tale heart**

it's by edgar allen poe
*January 19, 2009*

**English - the tell tale heart**

Could you please find answers to these questions? 1 what bothers the narrator about the old man? 2 how does the narrator kill his victim? 3 where does the narrator hide the corpse? 4 as the narrator talks to the police, what does he think he hears? 5 the narrator insists from ...
*January 19, 2009*

**English**

We are to write a phase autobiography. English is my second language. Could you just point out some obvious mistakes or awkwardness? These are just segments of my imperfect essay that I am not quite confident to show. Even when his raven hair suddenly turned so white, and had ...
*January 17, 2009*

**math**

This is an SAT prep question. A woman drove to work at an average speed of 40 miles per hour and returned along the same route at 30 miles per hour. If her total traveling time was 1 hour, what was the total number of miles in the round trip?
*October 26, 2008*

**math**

Okay, thanks.
*October 14, 2008*

**math**

This is an SAT prep question: There are 8 sections of seats in an auditorium. Each section contains at least 150 seats but not more than 200 seats. Which of the following could be the number of seats in this auditorium? A.) 800 B.)1,000 C.)1,100 D.)1,300 E.)1,700
*October 14, 2008*

**algebra**

4(-x+7)
*September 24, 2008*

**Law and Ethics**

I tried looking on the AMA website for HOURS for the answers to these questions. I've decided to copy down these answers, go over my book once more and then add onto the already written answers and try to make them my own. This subject is tough and seems to be something ...
*July 20, 2008*

**PHYSICS**

work in = (n R T) ln (V1/V2) what is the "1n" standing for?
*March 2, 2008*

**PHYSICS**

Three moles of an ideal gas are compressed from 5.5*10^-2 to 2.5*10^-2 m^3. During the compression, 6.1*10^3J of work is done on the gas, and heat is removed to keep the temperature of the gas constant at all times. Find the temperature of the gas. I posted this question few ...
*March 2, 2008*

**PHYSICS**

i don't get it...where does the d come from?
*March 2, 2008*

**PHYSICS**

Three moles of an ideal gas are compressed from 5.5*10^-2 to 2.5*10^-2 m^3. During the compression, 6.1*10^3J of work is done on the gas, and heat is removed to keep the temperature of the gas constant at all times. Find the temperature of the gas. Can anyone please give me ...
*March 2, 2008*

**physics**

Three moles of an ideal gas are compressed from 5.5*10^-2 to 2.5*10^-2 m^3. During the compression, 6.1*10^3J of work is done on the gas, and heat is removed to keep the temperature of the gas constant at all times. Find the temperature of the gas. Can anyone please give me ...
*March 2, 2008*

**legal ethics**

A child does not have his parental feild trip form and wants to get on the bus for the outing. He insists his dada said he coudld go. It is time for the bus to leave, what do you do? What is your ethical responsibility? To the child, parent, school
*October 22, 2007*

**Project**

Hi! I seriously need help. The!@#$%^&ington Green Garden search on google has not turned up ANY useful stuff on safety and rules at!@#$%^&ington green gardens. I have looked on their site and still nothing. Please help me as this assignment is due on thursday. Thanks! If this ...
*August 17, 2007*

**simplest form**

whats 8/9 in simplest form?
*December 11, 2006*

**Stoichiometry problem**

vhlhil.jk
*September 9, 2006*

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