Tuesday
March 31, 2015

Posts by Tony


Total # Posts: 842

electric field intensity
Two 2.0 g spheres are suspended by 10.0 cm long light strings. A uniform electric field is applied in the x direction. If the spheres have charges of -5.0 10-8 C and +5.0 10-8 C, determine the electric field intensity that enables the spheres to be in equilibrium at = 10°.
January 17, 2009

Poem
yes
January 15, 2009

earth
4th grader needs to make a model of earths layers showing crust, mantle, and core. Any ideas? Where would I find a picture?
January 10, 2009

Reduction
when NaBH4 is used as a reducing agent in organic chemistry, is the B or the H being oxidized?
December 8, 2008

calculus
find two positive integers such that the sum of the first number and 4 times the second number is 1000 and the product of the numbers is as large as possible
December 4, 2008

calculus
Find the smallest possible area of an isosceles triangle that is circumscribed about a circle of radius r
December 4, 2008

physics urgent!
A vaulter holds a 34.1 N pole in equilibrium by exerting an upward force U with her leading hand and a downward force D with her trailing hand. Point C is the center of gravity of the pole. Given d1 = 1.100 m, d2 = 1.65 m, and d3 = 2.75 m, what are the magnitudes of U and D? i...
November 24, 2008

Science
We are stumped trying to create a concept map with community, population, ecosystems, organs, tissues, cells, nucleus, golgi complex, etc. Can you help?
November 20, 2008

solubility graph
What temperature is necessary in order to dissolve twice as much fo these solids in 100cm3 of water as can be dissoved at 20gC. a. sodium nitrate b. potassium nitrate c. sodium choride
November 10, 2008

solubility graph
A mass of 30 f of potasium nitrate is dissolved in 100 cm3 of water at 100gC. How many more grams of potassium nitrate must be added to saturate the solution?
November 10, 2008

solubility graph
if 20 g of sodium chloride are dissolved in 100 cm3 of water at 20gC, is the solution saturated?
November 10, 2008

solubility graph
what temperature is required to dissolve 110 grams fo sodium nitrate in 100 cm3 of water?
November 10, 2008

solubility graph
You have 75 grams fo sodium nitrate, At what temperature will all of the solid dissolve in 100 cm3 of water?
November 10, 2008

solubility graph
at what temperatute is the solubility of potassium nitrate equual to the solubility of sodium nitrate?
November 10, 2008

solubility graph
What termprature is necessaty in order to dissolve twice as much of these solids in 100 cm3 of water as can be dissolved at 20gC a. sosium nitrate b. potassium nitrate c. sodium chloride
November 10, 2008

solubility graph
A maa of 30 g of potassium nitrate is dossolved in 100 cm3 of water at 100gC. How many more grams of potassium nitrate must be added to saturate the solution?
November 10, 2008

solubility graph
How do you know if a solution is saturated?
November 10, 2008

solubility graph
if 20 g of sodium chloride are dissolved in 100 cm3 of water at 20 gC, is the solution saturated?
November 10, 2008

solubility graph
what temperature is required to dissove 110 grams of sodium nitrate in 100 cm3 fo water?
November 10, 2008

solubility graph
yoy have 75 grams of sodium nitrate. At what temperature will all of the solid dissolve in 100 cm3 of water?
November 10, 2008

solubility graph
at what temperature is the solubility or potassium nitrate equal to the solubility of sodium nitrate?
November 10, 2008

English
what does it mean to vary the sentence pattern within a written work?
November 5, 2008

English-Poetry
well can u try cuz i really need it its due tomorrow
November 3, 2008

English-Poetry
how about a site that isnt a book site that have the dying eagle
November 3, 2008

English-Poetry
is there another site that have the dying eagle
November 3, 2008

English-Poetry
can someone help find "The Dying Eagle" by E.J. Pratt for me i need it for my poetry assignment and give me the site address. plz and ty
November 3, 2008

Poetry
Does this poem have imagery in it?? A Bird Came Down A bird came down the walk: He did not know I saw; He bit an angle-worm in halves And ate the fellow, raw. And then he drank a dew From a convenient grass, And then hopped sidewise to the wall To let a beetle pass. He glanced...
November 2, 2008

English-Poetry
i know the meanings its just that im having trouble finding them in bird poems that's all.
November 2, 2008

English-Poetry
do you know any bird poems that have alliteration, personification, imagery, hyperbole, and onomatopoeia?? please help!!!!
November 2, 2008

English-Poetry
What is the allusion of this poem? What is the allusion about the meaning? FIREBIRD nothing prepares us for brilliant entrance of creature of fantasy or object of enchantment useless to resist its allure always takes unawares drawn to its fiery nature is instantly smitten ...
November 2, 2008

English-Poetry
What is the allusion about the meaning??
November 2, 2008

English-Poetry
What is the allusion of this poem?? FIREBIRD nothing prepares us for brilliant entrance of creature of fantasy or object of enchantment useless to resist its allure always takes unawares drawn to its fiery nature is instantly smitten inflames irresistibly soul’s taken to ...
November 2, 2008

math algerbra 2
Find the value of k so that the line through the given points has slope m. (2k, 3), (1, k); m = 2
October 29, 2008

English
I have never met anybody famous. AM I CORRECT TO SAY THIS IS Present perfect tense? Also can anybody tell me where I can look at examples of ESA Engage, Study, Activate Lessons? I wish to look at some examples of how they are written up and get my head around how they work in ...
October 29, 2008

Physics
d. Now you pull your sister across the floor so that she moves with increasing speed (accelerates). Compare the magnitude of the force exerted by you on your sister, with the magnitude of the force she exerts on you. Are they the same or different? If they are not the same, ...
October 25, 2008

drwls please read
okay. but for D. there is acceleration. can you explain.
October 25, 2008

drwls please read
i know this might seem kind of long. but if you could please help me, i'd greatly appreciate it. a. suppose you have a tug of war with a friend who is the same size and weight as you are. You both pull as hard as you can, but neither of you seems to be winning. You move a ...
October 25, 2008

Physics forces
i know this might seem kind of long. but if you could please help me, i'd greatly appreciate it. a. suppose you have a tug of war with a friend who is the same size and weight as you are. You both pull as hard as you can, but neither of you seems to be winning. You move a ...
October 25, 2008

English
Please help. Am I correct in saying that the following phrase is future simple tense? 'if it rains tomorrow'
October 24, 2008

math
If he makes 20,000 per day thats 833.3 per hour. if he samples 120 bottles an hour and its 1/50 of the sample that dictates the outcome (stop the line) then how many bottles is 1/50 of 120 ? That is of course if 'the line' talked about is one hours production. If ...
October 23, 2008

English
So I go live here does not make sense?? Did I ever go live here?? No sense. Sorry for not getting it but an example would help.
October 23, 2008

English
I don't understand the question???? Can somebody give an example. Complete the chart below with the present simple tense, using the verb ‘go’: PERSON I you he/she/it we you they POSITIVE I live here We eat here QUESTION When did you move here What do they eat ...
October 23, 2008

English
Thanks Gurublue. Think I understand now. Will post my answers for confirmation soon.
October 23, 2008

English
I don't understand the question???? Can somebody give an example. Complete the chart below with the present simple tense, using the verb ‘go’: PERSON POSITIVE QUESTION I I live here When did you you We eat here move here he/she/it What do they eat We you NEGATIVE...
October 23, 2008

English
I don't understand the question???? Can somebody give an example. Complete the chart below with the present simple tense, using the verb ‘go’: PERSON I you he/she/it We you they POSITIVE I live here We eat here. QUESTION When did you move here. What do they eat. ...
October 23, 2008

English
Ms Sue, Thank you so much. Now I feel more confident. Sorry about multiple posting. Had to get how this engine will take a message (syntax) Thank you.
October 23, 2008

English
Ok. Its about syntax in the post. How does this look. Identify the parts of speech in the following sentence. I usually go swimming with my best friend and his rather unusual girlfriend I - personal pronoun - countable (I is the subject in this sentence) usually - adverb (...
October 23, 2008

english
IDENTIFY THE PARTS OF SPEECH IN THE FOLLOWING SENTENCE. I usually go swimming with my best friend and his rather unusual girlfriend. a) I - personal pronoun - countable (I is the subject in this sentence) b) usually - adverb (indicates frequency) c) go - Verb ( indicates ...
October 23, 2008

physics
A student is trying to decide what to wear. His bedroom is at 20.0°C. His skin temperature is 36.0°C. The area of his exposed skin is 1.46 m2. People all over the world have skin that is dark in the infrared, with emissivity about 0.915. Find the net energy loss from ...
October 19, 2008

crt 205 week 5
lookning for answers to week 5 assignment on categorizing fallacies
October 8, 2008

MATH
no
September 30, 2008

science
Without using standard masses, how could you use a balance to find out which of two objects had the greater mass?
September 18, 2008

physics
This type of questin is sort of a trick question, because the horizontal velocity has no effect on the answer. It is no different than dropping an object from 1.5m Just calculate how long it takes an object to fall 1.5m due to gravity, that is your answer.
September 15, 2008

College Math
A confidence intervel has a width of 50 units. If the sample mean is 100, The lower bound of the intervel is?
September 15, 2008

math
A confidence intervel has a width of 50 units. If the sample mean is 100, The lower bound of the intervel is?
September 15, 2008

history
how does a death penalty case gets to the united states supreme court
September 9, 2008

calculus
The probability 1 in 4,000,000 will result in an acident. over a life time an average driver takes 50,000 trips. what is the probability of an accident over a lifetime
September 8, 2008

statistical research
The probability 1 in 4,000,000 will result in an acident. over a life time an average driver takes 50,000 trips. what is the probability of an accident over a lifetime
September 8, 2008

social studies
change, modification, or addition
August 9, 2008

ethnics
Describe a current issue between native americans and the federal government. Identify the legislation that is linked to the issue. Is there a connection? Please help!! googled, no info at all
July 18, 2008

math
1. a door code is made up of six unique digits the last digit is 8. 2.oddd and even digits alternate(o is even) 3.the difference of the adjacent is always bigger than 1. 4.the first 2 digits (reads as one number)as well as he two middle digits(as one number) are multiples of ...
July 16, 2008

business communication
Thank you Dr.Russ
July 15, 2008

business communication
what are important characteristics of effective written communication?
July 15, 2008

Algebra
How to solve multiply out s(s+1)(s+2)(s+5)
July 2, 2008

algebra
question The square root of a negative number is imaginary. That is you cannot find, for example, sqrt(-49) . Why? my answer Yes you can, however this is aginst the normal operations non teh less we are dealing with iminiganary numbers so, as such the square root of a ...
June 30, 2008

math
What expression raised to the fourth power is 81 x^12 y^8 z^16 ?
June 28, 2008

environmental management
What is an environmental policy?
June 25, 2008

environmental
What is an environmental policy?
June 13, 2008

history
describe other measurements sociologist use to calculate prejudice?
June 6, 2008

algebra 2
I need step by step directions on how to solve examples like this one. 2x^-13x-7=0 Thanks in advance for the help
June 1, 2008

algebra2
2x -2x^=o
June 1, 2008

health care
thanks
May 6, 2008

health care
why are the Emergency Departments getting so much press about "overcrowding"? Why are there long "waits" for people to receive "emergency care"?
May 6, 2008

Literature
A climax
April 18, 2008

physics
if you shook the end of a rope up and down three times each second, what would be the period of the waves set up in the rope? what would be the frequency? plz help me i am so stressed out!
March 31, 2008

chem
oh, duh. thanks, drbob222
March 2, 2008

chem
Which pair begins wtih the larger particle? a)K+, K b)N,N -3 c)Mg+2,Ca+2 d)F-,F e)O-2,S-2
March 2, 2008

Science
What things do you make out of Boron?
February 26, 2008

social studies
Who built the Great Wall of China.
February 19, 2008

economics
I have a couple of questions, thanks so much. If a country were to increase the value of their currency, how could that improve their economy? How does the value of currency (the increasing or decreasing of) affect the debt,deficit, CNI, GDP, & GDP per capita and is there a ...
February 1, 2008

science
I am having trouble with my homework it tells me to write the diffrent forms of energy to a firecracker and a H-bomb.
January 6, 2008

Science
I am having trouble understanding how energy changes forms. My homework is asking how a firecracker and a H-bomb changes form.
January 6, 2008

science
what is the substance that is used in all cells to release energy from
November 28, 2007

French
Not sure but: Je *me* revelerai sans... I will reveal *myself*... It's reflexive. J'ai vendue mes robes les plus jolies. Can't explain it - it just sounds right.
October 10, 2007

math
Find the products. Use cancellation when possible. 7 x 4 - - 8 5
September 24, 2007

ACCOUNTING
Forecasting Payments. If a firm pays its bills with a 30-day delay, what fraction of its purchases will be paid for in the current quarter? In the following quarter? What if its payment delay is 60 days?
July 31, 2007

MACROECONOMICS TERM PAPER TOPIC
Try how to increase labor wages in a country
June 25, 2007

Algebra
Find the equalibrium price D=-5p+40 s=-p^2+30p-8
May 27, 2007

Algebra
Which one is considerd a perfect square a) x^2-14x+9 or b) x^2+6x-9 Neither, if you typed them correctly.
May 27, 2007

Algebra
x^2+7x Which constant should be added to make this expression a perfect square 12¼
May 27, 2007

algebra
which method do you use to solve this equation.(x-1)^2=7. Is it the factoring method or the sqare root method I would take the square root of each side. (x-1)= +- sqrt7 Now for the factoring method: (x-1)^2=7 (x-1)^2-7=0 you have a difference of two squares.. ((x-1) +sqrt7)((x...
May 17, 2007

criminal justice
What steps could be taken, if any , to reduce people's overall fear of crime? Tony, we do not do your homework for you. However, we will be happy to proofread and make suggestions after you have written your opinion.
April 30, 2007

algebra
write in simplest form 1/10 / 1/4 they way you typed the problem illustrates well why it is so important to use brackets to show the precise order of operation. I will assume you meant (1/10) ÷ (1/4), if so then it would be (1/10)(4/1) =2/5
April 25, 2007

algebra
x/x-2 - x+1/x = 8/x^2-2x notice the last denominator factors to x(x-2) and those factors are found in the other two fractions so x(x-2) is the lowest common denominator. now multiply each term by that x(x-2) to get (x)(x) -(x+1)(x-2) = 8 simplify and solve I got x=6
April 24, 2007

algebra
Solve for x x/6-x/8 equals 1 Do fraction busters Find the least common denominator, which is 24. Change the fractions to where they have the same denominator. Change 1 to equal 24/24, and solve. Did this help? x/6 + x/8 = 1 multiply each term by 24, the lowest common ...
April 24, 2007

Sequence and series
Do you know the difference between a sequence and a series? Graph the terms of an arithmetic series. Remember the domain is the set of natural numbers, not the set of real numbers. What type function do you see? Graph the terms of a geometric series. Remember the domain is the...
April 21, 2007

Algebra
2 divided by 5w+ 10, minus 3 divided by2w-4 2/(5w +10) - 3/(2w-4) ? That can be rewritten with a common denominator. (2/5)/(w+2) - (3/2)/(w-2) = [(2/5)(w-2) - (3/2)(w+2)]/(w^2-1) = [(-11/10)w - (19/5)]/(w^2-1) But it doesn't look any simpler that way.
April 20, 2007

Algebra
If the sides of of a square are decreased by 2cm, the area is decreased by 36cm square. What are the dimensions of the original square? original square: x by x new square: x-2 by x-2 old area = x^2 new area = (x-2)^2 The difference in these area = 36 difference means subtract...
April 11, 2007

Algebra
Can you pleas Solve the quadric equation step by step 4x square =13x+2 4x^2 = 13x + 2 subtract 13x and 2 from both sides 4x^2 - 13x - 2 = 0 Now use the quadratic formula, since it does not factor.
April 11, 2007

ALGEBRA
THE AEA OF A RECTANGLE OF LEGNTH X IS GIVEN BY 3X SQUARE +5X. fIND THE WIDTH OF THE RECTANGLE. The width is the area divided by the length, or in this case (3x^2 +5x)/x = 3x +5
April 9, 2007

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