Wednesday
August 27, 2014

Posts by Dylan


Total # Posts: 347

Chemistry
How many moles of NF3 are in 850.49 grams of nitrogen triflouride
October 22, 2010

Chemistry
ok so C = 19x 12.01 = 228.19 H = 97 x 1.001 = 97.097 Cl = 35 x 35.45 = 1240.75 =1566.037 g/mol is this look ok
October 22, 2010

Physics
A motorcycle with an initial velocity of 7.99x10^0 m/s accelerates for a total of 3.3x10^0 seconds at a rate of 1.51x10^0 m/s2. What is it's velocity, to two significant figures? can anyone show the calculations for this
October 13, 2010

Physics
For a standard production car, the record for road test acceleration goes to the 1993 Ford RS200 Evolution. This car went from 0 to 2.911x10^1 m/s in 3.279x10^0 seconds. What is the average acceleration, expressed to 3 significant figures?
October 13, 2010

AP Chem
A student chemist named Hannah Montana set up an electrical conductivity tester similar to that shown on page 141 and conducted an experiment involving two clear, colorless liquids, identified as solution A and solution B. Solution A and Solution B are both 0.050 M. The ...
October 11, 2010

Geography
How do the shores of Long Island differ from each other. The South Shore and he North Shore
October 6, 2010

social studies
does anyone know the 4 prehistoric indian groups that lived in indiana?
October 5, 2010

math
This is dylan i am just learning square root i need this awnser for my homework which is do tommorow so please write the awnser back to me thanx every1 and please check your awnser before ypu post it.Thanx Every1.
September 23, 2010

math
Each ostrich needs a pen about 20 feet by 10 feet.How many square feet of space will be needed by 11 ostriches.
September 23, 2010

5th grade math
In the zoo there is penguins and polar bears 120 people visted both of them but only 75 people to photograghs how many people bought souvenior photographs please multiply
September 21, 2010

geography
What does Pig ears stand for?
September 21, 2010

geometry
X would be 17.5, as long as the answer isn't required to be a whole number.
September 20, 2010

physics
need answer fast- running out of time
September 7, 2010

physics
A truck is stopped at a stoplight. When the light turns green, it accelerates at 2.7 m/s2. At the same instant, a car passes the truck going 18 m/s. Where and when does the truck catch up with the car?
September 7, 2010

Science
The portion of the nervous system that controls involuntary activities is a subdivision of the ____ nervous system. A. sympathetic B. central C. peripheral D. parasympathetic I think it's either B or C right?
September 1, 2010

Science
What process describes how a signal travels from one end of a neuron to the other end? A. Hormonal regulation B. Muscle coordination C. Membrane excitability D. Neurotransmitter release I'm pretty sure the answer is C but just want to be positive.
September 1, 2010

medicine
A patient was experiencing indigestion almost every day. The physician performed an upper GI series, also known as a ____ test. a) bronchographic b) barium enema c) cholangiographic d) barium swallow I've been searching for hours and cant find the answer. Please help!!!
August 6, 2010

How Children learn
19. C 20. A
May 13, 2010

math HELP
ur such a homo. oh and your mom wanted to join
May 6, 2010

math HELP
why dont u want to join
May 6, 2010

8th grade
thanks wanna join
May 5, 2010

8th grade
what is a historical fact about independent and dependent events. im having so much trouble finding this answer on the enternet. HELP! thanks
May 5, 2010

trigonometric
ya drwls is right haha
May 5, 2010

math #2
Look at the pattern of shaded numbers. use place value to describe how the number change. 501 is shaded,502,503,504,505,506,507,508,509,510,511,512,513 is shaded,514,515,516,517,518,519,520,521,522,523,524,525 is shaded,526,527,528,529,530,531,532,533,534,535,536,537 is shaded...
April 26, 2010

math
Look at the pattern of shaded numbers. use place value to describe how the number change. 501,502,503,504,505,506,507,508,509 is shaded,510,511,512,513,514,515,516,517 is shaded, 518,519,520,521,523,524,525 is shaded,526,527,528,529,530,531,532,533 is shaded,534,535,536,537,...
April 26, 2010

math
Look at the pattern of shaded numbers. use place value to describe how the number change.
April 26, 2010

8th grade chemistry
the answer is c :)
April 21, 2010

Math
A vase had 4 yellow flowers, 4 red flowers and 8 blue flowers. Donna takes one out, smells it and returns it to the vase. What is the probabilty she picked a red flower? What is the probabilty she picked a blue flower? Is it red 4:16 and blue 8:16?
April 15, 2010

Math
A die is rolled once. What is the probability of getting number 5?
April 15, 2010

Math
change the equation 2x+5y=8 into the form of y=ax+b and then substitute for the value of X by ( 0 , 1 , 2 , 3 ) 3 points are enought and line them on a graph.. Note : the second equation has the same way!
April 13, 2010

math
seven thousands five hundred fourty two.. THATS IT!
April 12, 2010

Math
Its is (2x+5)^2... Thats the correct Factorized answer
April 12, 2010

Math
Developed form : x^2 -1/2x -7x -7.5 : x^2 -7.5x -7.5
April 12, 2010

math
Ok now that makes more sense to me. i must have typed it wrong. thank you.
March 28, 2010

math
It would be more of a drop. But i still done get the formula. did i do the formula right in the first place?
March 28, 2010

math
Would a drop of 40 Celsius degrees be more or less than a drop of 40 fahrenheit degrees? explain why C = 5/9 (F - 32)40-32=8c F = 9/5 C + 32 40+32=86f
March 28, 2010

6th Grade Grammar
Its A
March 17, 2010

6th Grade Grammar
Present Perfect
March 17, 2010

4th grade
I have a rectangle equally divided into 24 parts I must cut it into 5 pieces and make a new shape. cannot bea rectangle
March 9, 2010

preschool
wow teach him to talk
January 30, 2010

math
Calculate the area of each composite figure.round to the nearest square unit, if necessary. a)15mm, 8mm, 10mm 30mm
January 26, 2010

math
The slopes of the two lines are given. Conclude whether the lines are parallel, perpendicular, or neither. a)m=2/3,m=4/6 b)m=3/4,m=-4/3 c)m=2,m=-2 d)m=1,m=-1 e)m=1/5,m=0.2 f)m=2 1/4, m=-4/9
January 24, 2010

math
The equation 9c-5f+160=0 describes the relationship between temperature, C, in degrees Celsius, and temperature, F, in degrees Fahrenheit. b)graph this relation.
January 24, 2010

12th grade
What is answer to 2/3 to second power and how do I calculate
January 12, 2010

Chemistry
does BaCl2+Pb(NO3)2 form a percipitate
December 27, 2009

math
what is the slope-intercept of:y=x-1
November 17, 2009

Pre Calculus
see... (- sin pi/12 + pi)/(sin (25 pi)/12 + pi) this becomes (sin pi/12 + pi)/(-sin (25 pi)/12 + pi) finish it off and you get negative one... why is sin(-20)/cos(380) equal to tan(-200) I don't understand
November 15, 2009

Pre Calculus
ok I appologize for my stupidity... I'll answer your question... ok instructions to this problem In problems 77-88, use properties of the trigonmetric functions to find the exact value of each expression. Do not use a calculator 85. sin(-pi/12)csc( (25 pi)/12 ) book dosen...
November 15, 2009

pre-algebra
didn't get a clear answer, i do not understand how to find the answer to this problem:2y=2x+10
November 13, 2009

algebra
how do you find the slope-intercept of a line?
November 13, 2009

math
Three authors team up to write a childrens book. The publisher pays them according to the following contracts Author - Fixed Rate - Royalty Patricia $3000 - 1n Stephan - $1500 - 2n Harlan - $1000 - 3n Find a simplified expression that represents the total that the publisher ...
October 27, 2009

math
Three authors team up to write a childrens book. The publisher pays them according to the following contracts Author - Fixed Rate - Royalty Patricia $3000 - 1n Stephan - $1500 - 2n Harlan - $1000 - 3n Find a simplified expression that represents the total that the publisher ...
October 27, 2009

Math
Histogram, with data hours of sleep per night at 5 to 11 hours and scores from a quiz starting at 38 points to 92 points, how would that look?
October 4, 2009

government
is there a culture where they swore and had a sense to not get addicted to somthing
September 24, 2009

Chemistry
how do i know the specific heat?
September 23, 2009

Chemistry
I have a few problems im having trouble with, any help..? 1. If a peice of aluminum with mass 3.90g and a temperature of 99.3C is dropped into 10.0cm^3 of water at 22.6C, what will be the final temperature of the system? 2. If a peice of cadmium with a mass 65.6g and a temp. ...
September 23, 2009

math
the largest multiplication combonation for 180
August 31, 2009

animals
2. Out of these 5 animals, The animal that must eat most frequently to meet its energy needs is a. raccoon b. frog c. snake d. worm e. grasshopper
August 31, 2009

5th Grade Math
64
August 29, 2009

english 12
if you have found an asnwer please let me know also because im doing the exact same work, ENG4C except im doing lessons and this is lesson 14
June 9, 2009

Algebra 2
How do I do this f(x) = x - 5 (x + 4)^(1/2) when f(x) = -5 I know I can just guess and chekc but I want to know how to do this algebraically by subsituting in -5 and trying to solve for x which I don't know how to do... so -5 = x - 3 (x + 4)^(1/2) how do I solve for x?? ...
May 26, 2009

Algebra 2
I apologize for doulbe post forgive me
May 26, 2009

Algebra 2
Helllo I have no idea how to do this problem given f(x) = x-3(x + 4)^(1/2) how to solve for x when f(x) = -5 I know I could just guess and check but I would like to know how to do this algebraically by pluging in -5 like so -5 = x - 3 (x + 4)^(1/2) and solving for x which I ...
May 26, 2009

Algebra 2
How do I answer this f(x) = x - 3 (x + 4)^(1/2) and am asked how to solve for x when y = -5 I have no idea how to do this and know that I could just solve it by guess and checking but I want to know how to do this algebraically when plugging in the -5 and trying to solve for x...
May 26, 2009

Algebra 2
I know that were doing problems were there is a soultion given which is equal to X^? times a constant ... y = k x^? So this is problem I have to decide given a probelm x relationship to y (for example iverse square cube and so forth) this unkown variable is denoted witha (?) ...
May 20, 2009

math
draw a zig zab line on the y axis between the 0 and 40 and you can like so \ / \ / \ except smaller of course and tighter and between the two numbers
May 20, 2009

8th grade
how do diagram a sententce
May 3, 2009

2nd grade
what is an 8th of an inch?
March 30, 2009

literary
What are "styles" in literature?
March 28, 2009

life science
i have to write a essay on the human reverse life cycle. i know i have to start with a introduction. i need to know how to start the introduction.can you help me to start my human reverse life cycle introduction?
March 2, 2009

Algebra
24
February 6, 2009

8th grade
i need three traits of Spitz from call of the wild by jack london.
February 3, 2009

Math
The diameter of Earth is about 8,000 mi. Suppose a jet is traveling around Earth at an altitude of 30,000 ft. How many miles will the jet travel in a complete circle aroung Earth? a. 94,247.8 mi. b. 25,156.7 mi. c. 38,000 mi. d. 8,005.7 mi.
January 11, 2009

English
Thanks. very much appreciated. I wrote it and gave it up.
January 8, 2009

English
Write a short essay on the aspects of Michael Longley’s poems (their content and/or style) that you found most interesting. Support your discussion by reference to or quotation from the poems you have studied.
January 8, 2009

math
Itstheendofthelion
December 7, 2008

Ok U CAN READ NOw
my response is in first message and the question is the fourth one that i'm suppose to answer
November 17, 2008

Ap World History
Using the documents, compare and contrast the attitudes of Christianity and Islam toward merchants and trade from the religous' origins until about 1500. Are there indications of change over time in either case, or both? What kinds of additional documents would you need to...
November 17, 2008

Ap World History
Document six Source: Letters to and from Italian merchants in the fourteenth-century. A. Letter ordering religious paintings for sale. A panel of Our Lady on a background of fine gold with two doors, making a fine show wtih good and handsome figures by the best painter. Let ...
November 17, 2008

Ap World History
hopefully some body can tell me what they think and grade it using the rubrick thingy for ap world history rubric for a DBQ if i need to write in here because u don't have it i would be surprised but never the less would still do it next documents i'll write them
November 17, 2008

Science
What happens when you combine lemon juice and ammonia?
November 13, 2008

Science
What happens when you combine lemon juice and ammonia?
November 13, 2008

math
how to find the length and width and diagonal line of a rectangle
November 12, 2008

9th grade
Area of the triangle : Base x Height over 2
October 13, 2008

Reading
Thank you so much for your answer.
October 8, 2008

Reading
Who wrote the original story of The Three Little Pigs
October 8, 2008

9th grade
2x+5-7x=15 2x+5-7x-15=0 -5x-10=0 -5x=10 x=10/-5 x= -2
October 7, 2008

civics today
why is it sometimes necessary to judge what is a cause or an affect?
September 7, 2008

spanish
What does encantado mean English?
August 30, 2008

AP World History
ok thank you Can u look at the rest I got to go and will check back later and then rewrite it then repost
August 25, 2008

AP World History
I was asking for feedback
August 25, 2008

AP World History
Salt is a book about salt hence the title of the book. It’s important to realize how valuable salt is but Kurlansky rambles on and on about it. He drags it out as much as possible and goes for well over four hundred pages. There are some pictures from different sources ...
August 25, 2008

AP World History
Kurlansky supports this thesis by discussing the importance of fish and many other foods that can be preserved longer when salted. Having the ability to store food for a longer period of time allows for civilizations to grow and develop. Kurlansky discusses how wars were ...
August 25, 2008

AP World History
I started writing my othe essay and will finish the other one later. This essay is due the first day of class so I decided to work on this one and get this one done first. I'll finish the other one later. ______________________ Read 1 of the following books and write a 2-3...
August 25, 2008

English
great thanks a lot I'm going to take a couple of minutes to read everything you've posted then start fixing it up. Then I'm most likely am going to go running myself and won't post the updated version tell later late tonight or sometime in the evening if not ...
July 22, 2008

English
It's suppose to be 5. the second third and forth are all one but sense I'm not really sure how to make paragraphs here I couldn't show that. Paragraph three is really a quote from the book.
July 22, 2008

English
Over the summer I read several different books, but the two that stuck out the most to me was Salt A World History by Mark Kurlansky and SUB 4:00 Alan Webb and the Quest for the Fastest Mile by Chris Lear. When I am asked which author was more successful in creating a good ...
July 22, 2008

Algebra
98/73 Don't know how to explain it though it's just the oposite of X negative to positive, positive to negative. Hope that made some sense.
July 17, 2008

English
I'm talking about Salt A Wrorld History I read like the whole thing. I skipped a few pages here and there. like I said thought it was good it did it's purpose to inform me on salt and it's purpose. The only thing I didn't like was how he brought up reciepes ...
July 17, 2008

English
I don't know what to talk about in my essay fot Salt and SUB 4:00 I'm follwing the format and am writing about Salt first. Sense the book dosen't really tell a story I can't really critizize charecter development, time and setting or anything. Can I have some ...
July 17, 2008

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