Wednesday
November 26, 2014

Posts by andy


Total # Posts: 828

Physics 11/Chemistry 11
What is the heating capacity of Zinc?
November 9, 2009

10th grade English
This is my short story essay. I've put some conversations now and then so please take that into account. I would really appreciate if you could fix any mistakes, awkward phrases or even how to make this essay a better writing. Thank You ¡®Honk! Honk! Move out of ...
October 29, 2009

Physics 11
Mark Ji shoots a 40gram arrow straight up in the air at 30m/s during a home archery training session a. assuming no air resistance, what is the maximum height that the arrow could reach? b. How fast is the arrow going when it hits the ceilings at a height of 15.0m?
October 28, 2009

trig
lx - 2l - lx + 2l > x The absolute value of x - 2 minus the absolute value of x + 2 greater than x. What is the Answer Please Help!
October 28, 2009

10th grade English
This is the ruff draft of my speech on environment conservation. I am the first speaker of my group so if I mention some names or awkward ending, it is because of that. Please fix any awkward phrases or mistakes as soon as possible. Thanks Can we achieve both economic growth ...
October 18, 2009

Physics 11
Wow thank you very much!!!!
October 15, 2009

Physics 11
SPH3U1 Two blocks of mass 500.0 g and 200.0 g are suspended vertically as shown in the diagram. The top string is lifted vertically upwards with a force of 8.48N on the 500.0 g Block (sorry no diagram) Thank you very much for your help
October 15, 2009

physics
If an astronaut dropped a small rock near the surface of Pluto, how far (in m) would the rock fall in 1.1 s? (The mass of Pluto is 2.500×10-3 the mass of earth and the radius of Pluto is 0.18 of the earth's radius.)
October 11, 2009

physics
If an astronaut dropped a small rock near the surface of Pluto, how far (in m) would the rock fall in 1.1 s? (The mass of Pluto is 2.500×10-3 the mass of earth and the radius of Pluto is 0.18 of the earth's radius.)
October 11, 2009

Physics
The mass of Venus is 0.8140 times that of earth, and its radius is 0.950 times that of earth. Calculate the acceleration of gravity at the surface of Venus. Express your answer in g's (i.e. as a ratio to our acceleration of gravity). 9.01×10-1 is the correct ratio ...
October 11, 2009

algebra
1/2x-9=11 ADD 9 TO BOTH SIDES: 1/2x=20 DIVIDE BOTH SIDES BY 1/2: x=40 (Dividing a number by 1/2 is the same as multiplying it by 2)
October 10, 2009

10th grade English
This is my essay for the forum that I am attentding in few weeks time. The topic is shown below. Please make any corrections and check any awkward pharses A.S.A.P Thank you Can we balance Economic Growth and Environmental Conservation? Can we balance economic growth and ...
October 3, 2009

Economics
What rate does the FOMC set? Is the the Federal Funds Rate or the Discount Rate?
September 25, 2009

Economics
Who can and who can't vote in the FOMC?
September 25, 2009

maths
one mountain is 5000 ft high and can be reached by cable car from another mountain 7000ft away the other mountain is 3000ft high what is the lenghtof the cableto link the two mountains
September 25, 2009

chem
I see what you are saying but does that answer the whole question of how many NaOH grams will be produced? Because when I made .0522 moles H2 into grams, I got 0.0526 and that is just the grams for H2.
September 21, 2009

chem
Would it just be .222 moles H2O x (1 mole H2/2 moles H2O) because this would cancel the H2O and it would leave me with 0.111 mole H2?
September 21, 2009

chem
ok. 0.0522 moles Na 0.222 moles H2O
September 21, 2009

chem
i don't really understand your answer
September 21, 2009

chem
you lost me
September 21, 2009

chem
If 1.2 grams of sodium are reacted with 4.00 mL water, how much NaOH is produced? density of water= 1.00g/mL
September 21, 2009

chemistry
If 1.20 grams of sodium metal are reacted with 4.00mL of water, how many grams of NaOH will be produced (density of water= 1.00g/mL)
September 21, 2009

history during the lives of early people
I need help in how I can approach this assignment,so that I cover all the areas that are to be included and still write an interesting and quality paper, showing the ways of life during this time in history. The assignment reads like this:You are to write a minimum of 1 page ...
September 19, 2009

place value through hundred thousands
What is the expanded form for 417,058
September 15, 2009

physics
A Hollywood Daredevil plans to jump a canyon on a motorcycle. There is a 15 m drop and the horizontal distance originally planned was 60 m but it turns out the canyon is really 69.6 m across. If he desires a a 3.2 second flight time I've figured out the upward motion part ...
September 12, 2009

physics
ok thanks very much I understand the upward motion part of the problem. I am still have trouble with the downward motion can someone explain. Thanks for the help
September 12, 2009

physics
yes, same person I just dont understand why im getting this problem wrong for a. predict the launch angle. I do tan inverse of 7.87/21.75 giving an angle of 19.9 degrees so I tried subtracting from 180 degrees but im not getting it right either way can you explain please?
September 12, 2009

physics
A Hollywood Daredevil plans to jump a canyon on a motorcycle. There is a 15 m drop and the horizontal distance originally planned was 60 m but it turns out the canyon is really 69.6 m across. If he desires a a 3.2 second flight time a. what is the correct angle of his launch ...
September 12, 2009

physics
A Hollywood Daredevil plans to jump a canyon on a motorcycle. There is a 15 m drop and the horizontal distance originally planned was 60 m but it turns out the canyon is really 69.6 m across. If he desires a a 3.2 second flight time a. what is the correct angle of his launch ...
September 11, 2009

physics
A ball is thrown upward from a platform 5.1 meters high with a speed of 13 m/s at an angle 45 degrees from the horizontal. what is the magnitude of its velocity when it hits the ground?
September 11, 2009

10th grade English
This is my history essay (well.. a speech) due in 5 days. Please correct any mistakes or awkward phrases ASAP. Thank You Good morning/afternoon Mr Bean and fellow classmates. Australia, as a country, has a short, yet explicit history since the arrival of European settlers. In ...
September 11, 2009

10th grade English
This is my personal reflective essay. Please fix any mistakes or awkward phrases ASAP My body and my mind became lighter than air around me, as I threw myself on a couch where my back enjoyed being at. Released from the monstrous term of school, I felt saint-like, as if I ...
July 26, 2009

math
A rectangle has area 6 cm (squared) and diagonal of length 2√5 cm. What is its perimeter? thanks
July 15, 2009

history
What effects did the American Antislavery Society have on America?
July 14, 2009

10th grade English
This is my English oral speech. Please check whether there are any mistakes or awkward phrases. Please help ASAP Published in 1974, Where the Sidewalk Ends by Shel Silverstein is a poem which depicts our typical human life. In this poem, he criticises our life full of distress...
June 3, 2009

physics incline
A cord connected at one end to a block which can slide on an inclined plane (incline 27 degrees) has its other end wrapped around a cylinder resting in a depression at the top of the plane (and the other angle at bottom is not a right angle, but 58 degrees). Determine the ...
May 22, 2009

Music
---Okay! I know lots of you out there like music! does anyone know any good Anti-bullying song? Please have a song that will work with the following -Guitarist -Bassist -singer -drummer -violin (optianal) - try to make it a upbeat song Thanks everyone!
May 5, 2009

English
A topic sentence for cooking meals, cleaning the home, shopping and running errands, and providing love and guidance.
April 20, 2009

10th grade English
This is my To Kill a Mockingbird monologue I am doing Nathan Radley. Any suggestions or corrections will be helpful I know what I¡¯m doing Arthur and it is for our own good. I told you many times about staying away from those Finches. Lord, I have. You keep putting ...
March 26, 2009

10th grade English
Remaining essays I had trouble posting my essay in one go. please correct them and any suggestions will be helpful Oh, Leonie, isn¡¯t it hard making contact with other people in this kind of place? Everyone¡¯s enjoying themselves but, I don¡¯t ...
February 25, 2009

10th grade English
This is second part of my previous Essay please help ASAP and maybe some suggestions Similar to Gwen, Coral is depicted as a withdrawn person who suffers from loses of her son. She seems to be locked inside an unseen world where she has to hide her true identity. While Coral ...
February 24, 2009

10th grade English
Please check any mistakes or maybe restructure some of the sentences. Need help ASAP Away, written by Michael Gow is an Australian play set in the summer of 1967-68. In the play, three unique yet in a sense stereotypical families experience their internal change by going ...
February 23, 2009

math
No Problem XD
February 11, 2009

math
try 0.25 x 80 will get you the answer then minus the number with the answer the calculator gave you It should look like this 0.25 x 80= 20 80- 20= 60 60/80 is 80% and 20/80 is 25%
February 11, 2009

geography
NewFound land is part of Canada there are 10 Provinces and 3 Territories -Im Canadian XD
February 11, 2009

History WWI
durring the war how did soldier broke "Stalemate", which was when both sides didn't have any ammo left or were too tired to fight ------Thanks--------
February 11, 2009

Re: Math
just re posting, because i haven't gotten a response for awhile now. Find the slope of the line y+mx+6 that passes through the point (-1,3).
February 3, 2009

Math
Find the slope of the line y+mx+6 that passes through the point (-1,3).
February 3, 2009

chemistry
1) i think this one is hydrogen bonding because in CH3OH, the H is bonded to an O. I think my teacher said all bonds have a tiny bit of dispersion force, but the main force is the H-bond. I am also confused, isn't h-bond also considered a dipole-dipole interaction? it'...
January 24, 2009

chemistry
So this is the case: liquid methanol, CH3OH is being prepared to be poured into a beaker of water. (THERE CAN BE MORE THAN ONE ANSWER FOR Q1-3) 1) What intermolecular forces are broken in the methanol when these substances are mixed? -hydrogen-bonding -dispersion forces -...
January 24, 2009

Please correct Essay
Lord of the Flies, written by William Golding, is one of the most famous novels around the world. It is a fiction story during the World War II, where groups of children crash land on a mysterious island and stay there until they are rescued. The novel contains several main ...
January 21, 2009

Math
An Egyptian Mummy stands upright in a case that is 3.5m high, and has a colume of 14m^3. The width of the case is half the length. What are the length and width of the case? Please leave an explanation Thanks!~~~
January 11, 2009

ESSAY
How was Brutus considered as ¡®the noblest Roman¡¯ despite the fact that he was one of the conspirators? Julius Caesar, written by William Shakespeare in 1599, was one of the most successful plays in our history. Although it is called Julius Caesar, the ...
January 7, 2009

essay
In the famous play, Julius Caesar, the most important characters would have to be Caesar and Brutus. Each character has its distinctive role, Caesar as the ruler of Rome and Brutus as one of the Caesar¡¯s best friends. They both have the same goal, but different ...
January 7, 2009

English
Please check my essay and make corrections. In the famous play, Julius Caesar, the most important characters would have to be Caesar and Brutus. Each character has its distinctive role, Caesar as the ruler of Rome and Brutus as one of the Caesar¡¯s best friends. ...
January 7, 2009

English
I've put a '/' key between each paragraphs. Thank you for helping. In the famous play, Julius Caesar, the most important characters would have to be Caesar and Brutus. Each character has its distinctive role, Caesar as the ruler of Rome and Brutus as one of the ...
January 7, 2009

English
Please check my essay and make corrections. In the famous play, Julius Caesar, the most important characters would have to be Caesar and Brutus. Each character has its distinctive role, Caesar as the ruler of Rome and Brutus as one of the Caesar¡¯s best friends. ...
January 7, 2009

5th grade
Why did many peple come to the Middle Atlantic colonies?
January 5, 2009

AP Stats
93% is right, instead of making a tree with .5 for the first two branches. The branch for taking prep should be .05 since 5% of the people taking the SATs have taken a prep course, then the branch for people who haven't taken a prep course for the SATs should be .95
January 2, 2009

Math
Thank You
December 11, 2008

Math
a gasoline pump delivers 4 2/5 gallons of gas per minute. How many minutes will it take to fill a gas tank that holds 16 1/2 gallons?
December 11, 2008

psy101
Many of the chemicals that affect the brain operate by a. absoring neural impulses b. imitating or cancelling the effects of neurotransmitters c. changing the sodium balance in the synapse d. duplicating the effect of the potassium in the nuclei
December 1, 2008

3rd grade
Yes, because only equal groups can be multiplied
November 12, 2008

general
Some states have high school starting at 9th grade while some start only in 10th. so when are the kids ready for AP classes? is this school dependent?
November 6, 2008

physics
k=F/x =1800/0.4 =4500 N/m
October 15, 2008

biology
Thanks....
October 9, 2008

biology
Can someone please give me an example of biogeochemistry
October 9, 2008

help on chem
What is the wavelength of light (nm) having a frequency of 1.82 x 1014 Hz?
October 8, 2008

help on
What is the wavelength of light (nm) having a frequency of 1.82 x 1014 Hz?
October 8, 2008

9th grade
what is the velocity of auarter dropped from a tower after 10 seconds?
October 5, 2008

Chemistry
3Cu+8HNO3--> 3Cu(NO3)2+ 2NO+4H2O How many moles of HNO3 are required to react with 6 moles of Cu? How many moles of Cu(NO3)2 are produced when 3 moles of Cu react? How many moles of Cu must react to produce 4 moles of NO? If 4 moles of NO are produced, how many moles of H2O...
July 24, 2008

english
Sra, Thank you for responding. No, I'm talking about the Latin alphabet (i.e. ABCDEFG, etc.) Rhyme scheme operates by assigning rhyming lines to a specific letter (so something like "Comrades all, that stand and gaze,/Walk henceforth in other ways;/See my neck and ...
July 14, 2008

english
When mapping out a poem's rhyme scheme and the poem exceeds the amount of letters in the latin alphabet what symbols does one use to continue mapping the rhyme scheme?
July 14, 2008

calculus
The two statements above is wrong. you first move around the dy/dx = (y-1)/x^2 into dy/(y-1) = dx/x^2 Then you integral where it turns to ln( (y-1)/C ) = -1/x Next you move the e from the ln to the other side (y-1)/C = e^(-1/x) After that you times C to both sides and move the...
May 19, 2008

Mathmatics
so, the answer would be like this (x^5/5)-3x^2+C
May 14, 2008

Mathmatics
I know, but I don't see what you mean Is 5-3x^2 all under x^5
May 14, 2008

Mathmatics
an would it be (x^5/5) or is the whole rest besides the C on the bottom.
May 14, 2008

Mathmatics
Wait, is that the answer
May 14, 2008

Mathmatics
I tried doing this problem, but I have no idea how to do it, can someone show me how to get it done. Thanks. Evaluate the indefinate integral (x^4-6x)dx
May 14, 2008

Language Arts
How do you correct this sentence: In September me and him gots to start going to middle school.
March 31, 2008

Maths
Thanks a lot
March 6, 2008

Maths
Use the compound interest formula A=p(1+r/n)nt to compute the total amount of the investment if $7500 is invested at 9% compounded monthly for 4 years.
March 6, 2008

algebra
can someone help me solve this by completing the square Asquared-4a+4=0
March 3, 2008

biology
This is about all i know. 1. phosphate sugars and a nitrogen containing base 2.ribosugars? 3. Adenine thymine cytosine and guanine 4.
February 24, 2008

biology
1. phosphate sugars and a nitrogen containing base 2.ribosugars? 3. Adenine thymine cytosine and guanine 4.
February 24, 2008

Social Studies
Which lake in Indiana is the major lake and how large is it?
February 23, 2008

the novel
green and purple
February 20, 2008

the novel
how do you make the color red
February 20, 2008

the novel
In The Call of the Wild, when London writes about "what a puppet thing life is," it reflects the theme summarized in which of the following statements
February 20, 2008

history
can someone tell me what the due process is in government?
February 14, 2008

algebra
f(x)=6x^3+19x^2+8x-5 find all the zeros of the given function.
January 27, 2008

science
can someone tell me a website to go to to look for pictures of genes
January 9, 2008

algebra 2
yes they do because -16 + 16 = 0
January 9, 2008

ALGEBRA
is -.06006000600006 a rational or irrational number
January 9, 2008

math
can someone tell me if this is an irrational or rational number -155.233333333
January 9, 2008

geography
can someone tell me how far it is from st louis missouri to louisville kentucky
December 18, 2007

Math
How do I identify coefficients, constant terms, and like terms of the expression?
December 17, 2007

math
can someone help me with this? find the next three terms? -100, -40, -16, -6.4,......
December 11, 2007

math
Can somebody help me? Find the common difference? 1/2, 1/3, 1/6, o
December 9, 2007

math
I dont know what this is? Find the common difference? 1/2, 1/3, 1/6, 0
December 9, 2007

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