Thursday
April 17, 2014

Search: Plastic Moulds ==> Couldn't find anything myself

Number of results: 116,282

Plastic Moulds ==> Couldn't find anything myself
note: I need to find a mold that can be used at home..not industrial scale b/c presumably I'm a "poor college student" according to the HWK Q that asks us to create this pipe in the first place.
Monday, February 25, 2008 at 11:41pm by ~christina~

Plastic Moulds ==> Couldn't find anything myself
I'm proposed a way I'd synthesize plastic...polyethylene to shape into a pipe PROBLEM: not sure how or what I would use to make a mold or best method to produce a PIPE not sure what a mold should look like to produce a hollow object like a pipe. OR what material I can use ...
Monday, February 25, 2008 at 11:41pm by ~christina~

Geometry
Given circle A with circumference 20 pi and the length of arc KD equal to 10/3 pi. Find the area of the shaded region. >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Is there any ...
Sunday, March 6, 2011 at 4:55pm by Gemma

science
I have a odd question once again. (I'm not creating a report on this) Plastic/ foam in the microwave... I have actually done this myself. I have gone and put a foam container in the microwave and heated it with food in it. (It really wouldn't be advisable but I was seriously ...
Thursday, August 16, 2007 at 7:11pm by ~christina~

math
Um... i cant find anything about this in the textbook, help??!! 1. m - 7 < 6 (1 point) m < -1 m > 1 m < 13 m < -13 2. x + 4.5 > 5.5 (1 point) - x > 10 - x > 1 - x > 0.1 - x < 1 - 3. p + 12 > 9 (1 point) p > 21 p > 3 p > -21 p > -3 4...
Friday, January 3, 2014 at 11:11am by TTR+S<3

Science
The science teacher gave each group in the science lab a pair of wires for an investigation on electrical current.Susan noticed that the wires were made of metal,but they were covered with plastic.The wires were covered in plastic because A.plastic is a good conductor and ...
Tuesday, April 17, 2012 at 5:18pm by Aizon

Geometry
If the top of the paint container is made of plastic, how much plastic is used to make the top? Assume the thickness of the plastic is negligable. Round to the nearest square inch.
Tuesday, May 29, 2012 at 11:26pm by Sholanda

Geometry
If the top of the paint container is made of plastic, how much plastic is used to make the top? Assume the thickness of the plastic is negligable. Round to the nearest square inch.
Tuesday, May 29, 2012 at 11:22pm by Sholanda

science
I need to find a thin layer of ice that has condensed? go north :-) or... Put 1/3 cup of hot water in the freezer with a piece of plastic over it. The warm moist air will rise and condense on the plastic lid and freeze there.
Wednesday, March 14, 2007 at 8:47pm by albia

7th grade math
A company needs to packages 80 cubic feet of chemicals in to a plastic container, find the whole number dimensions of a container that would use the least amount of plastic
Thursday, March 21, 2013 at 6:33pm by coleton

science
thank you, i tried to google the answer myself, but i couldn't find anything. I hope someone can actually help me to understand it, i don't just want to know the answer, i'd like to know the theory behind it too =)
Saturday, April 16, 2011 at 10:42pm by marie

Chemistry
For #1, find Cr^2+ +2e ==> Cr in the tables. You want the reverse of this or Cr ==> Cr^2+ + 2e E = +0.91 so anything below it in your table will work. Find Fe ==> Fe^3+ + 3e and you want the reverse of that or Fe ==> Fe^3+ + 3e = ? I couldn't find that in my table...
Friday, March 29, 2013 at 10:49pm by DrBob222

Song of Myself+English
Has anyone read Song of Myself by Walt Whitman?? I can't find any themes for it. So hard to understand. Would slavery be a theme? I need atleast 4 themes associated with Song of Myself.
Thursday, February 19, 2009 at 9:37pm by Chopsticks

science -chemistry
please could someone help me answer this question:- explain simply why aluminium is cheaper than gold with refernece to the extraction method and abundance. thankyou ive looked myself but can`t find anything.
Tuesday, September 28, 2010 at 3:40am by Anwar

Physics
for our lab, we had to fill a semi-circle plastic dish (with a scratch on one side) with water and find the index of refraction of water by putting a pin on one side of the dish, looking through the water, and put a pin on the other side of the dish to line up with the first ...
Friday, April 27, 2007 at 3:30pm by JJ

Science
What about floating vs sinking. Using common house hold objects like a rock, penny, small plastic bottle, and anything else you can find. Then drop them into a bucket of water and time how long it takes them to sink. Its easy and you won't have to buy supplies.
Monday, March 5, 2012 at 9:03am by thatgurl277

year 7 ict
please could someone tell what a screenshot is. i need to explain the different sections but ive got no idea where to start. ive looked myself but can`t find anything to help. thanks to anyone who helps me.
Wednesday, February 13, 2008 at 11:24am by toby

Math
A container needs to package hazardous chemicals in a special plastic rectangular prism that holds 80 cubic feet. Find the whole number dimensions of the container that would use the least amount of plastic. My answer is 5ft, 2ft, and 4ft
Friday, February 21, 2014 at 10:17pm by Americal

math
Do you need anything else?
Friday, March 2, 2012 at 5:04pm by running.from.myself

chemistry
How to calculate enthalpy change of the following reaction? : S + 2h2o >>> so2 + 2h2 given: s+o2 >>> so2 - enthalpy change = -296.8 kJ h2 + 1/2o2 >> h20 enthalpy change= -285.8kj I was trying to solve it myself but i got confused.. i know i have to ...
Monday, April 19, 2010 at 9:32pm by olexandra

English
I forgot to include the very last sentences of the day. Thank you very much. 1) Every week a person in Britain uses three plastic bags. They are strong and don’t disappear. They can last hundreds, possibly thousands of years. 2)They are called white pollution in China. In ...
Sunday, April 10, 2011 at 5:48pm by Mike1

better?
I*m a good girl :) Is it good this way? - Means that there must be more than one negative word in a sentences - Can be find in some languages like French, Spanish or Russian -> French: Je na vais nulle part. I’m not going nowhere -> I’m not going anywhere -> Spanish: ...
Wednesday, May 15, 2013 at 4:18pm by Minnie

science
This is really an opinion question. I think plastic is expensive for two reasons. One is that it is made from materials derived from oil and we all know the price of oil these days. The second is that plastic is not biodegradable; therefore, the world will become buried in ...
Tuesday, May 6, 2008 at 4:43pm by DrBob222

Language arts
My answer is plastic and we can reduced this by maybe burn the plastic, so melting away
Wednesday, January 8, 2014 at 8:46pm by Anonymous

Physics - grade 11
The speed of light of a plastic is 1.4x10^8. What is the index of refraction in the plastic?
Friday, February 24, 2012 at 12:14am by crystal

physics
2. The speed of light in a certain plastic is 1.88*10^8 m/s. what is the index of refraction of plastic?
Wednesday, December 5, 2012 at 1:00pm by alessandra

english .. please rely ASAP thx
Here are some sites to try. We HELP but do not DO the work for you. Feel free to post anything else that you can not find. http://search.yahoo.com/search?fr=mcafee&p=the+song+of+myself+number+52%27s+tone Sra
Thursday, January 20, 2011 at 2:17am by SraJMcGin

french reflexive verbs
this is what you put i pretty sure I washed myself (F) I washed myself the hair I did not wash myself I did not wash myself them (?) does hair since in negative I always use of?
Monday, November 24, 2008 at 12:28am by bo

Logic
Can someone please help me solve these problems? I have to use the 17 rules of inference to prove the arguments valid: 1) 1. T = R 2. (~R > ~T) > (P . ~S) / ~S v T 2) 1. C > F 2. A > B 3. ~F . A 4. ~C > (B > D) / B . D 3) 1. (S v Q) / ~P > ~S 4) 1. D > ...
Tuesday, August 16, 2011 at 1:52pm by Brayden

english
Hey, can naybody please look wheter I wirte it all right? Thanks :) Negative Concord - Means that there must be more then one negative word in a sentences - Can be find in some languages like French, Spanish or Russian -> French: Je na vais nulle part. I’m not going nowhere...
Wednesday, May 15, 2013 at 4:18pm by Minnie

maths natural log
Huh ? as t--> oo e^-anything t ----> 1/ e^big ---->0 so W ---> 0 and b ---> 800 What happened was that the black increased form their initial 50 to their final 800 while destroying the white populations, typical invasive species.
Saturday, March 29, 2014 at 10:03am by Damon

geography
it cause it have like 20 questions,&you have to read something to answer it,but I read it like 4 times,& I trouble myself. xD but im gonna try to do it by myself. :} thaaanks >:D
Tuesday, September 14, 2010 at 3:03am by Victoria

Teachers Aide/Early Childhood Education and After-
I still did not find anything concrete. I even google searched it and did not find anything. :(
Tuesday, September 28, 2010 at 2:08pm by AspiringTeacherandMotherofFour

Math
1. correct Be definition, |anything| has to be a positive result so how can "+something" < -3 ? NO WAY! 2. how about this: -4 < -2t + 6 < 10 subtract -6 -10 < -2t < 4 divide by -2, must reverse signs 5 > t > -2 add 6 ---> we needed t+6 in the middle 11...
Thursday, January 23, 2014 at 10:42am by Reiny

English
What do i write about myself then? can u suggest anything or give any sort of example..... plz. its urgent
Sunday, September 7, 2008 at 4:06pm by JAsmine

Chemistry
Several years ago a company invented plastic ice cubes. These were colored plastic cubes with frozen water (or another substances) inside. That way, as the solid melted, it could cool your drink, but did not dilute it with extra water (from the melted ice). If plastic cubes ...
Sunday, April 24, 2011 at 11:13pm by Kat

Water
One way is to collect rain. Another way is to erect cone shaped metal objects on which water will condense at night and run into a container. There probably are more esoteric systems but this should get you sarted. If you don't have any machines or modern day tecnology and you...
Wednesday, November 15, 2006 at 9:21pm by DrBob222

Physics
You have left your bicycle outside in the backyard for three hours on a very cold day. Now you decide to go for a ride. The metal handlebars feel colder than the plastic hand-grips because: Question 4 options: A) The latent heat of fusion of the plastic is bigger than the ...
Monday, August 15, 2011 at 7:07pm by Skylar

physics
4. A beam of light in water enters a plastic block (index of refraction=1.40(a) if the angle of incidence is 40, what is the angle of refraction in the plastic?(b) at what angle must the beam be incident on the plastic if the refraction angle is to be 30?
Wednesday, December 5, 2012 at 12:54pm by alessandra

Physical Science
A friend tell you that a refrigerator door beneath it's layer of white painted plastic, is made of aluminum. How could you check to see if this is true withoutscraping away the plastic?
Saturday, March 22, 2008 at 5:17pm by Rachel

Crime scene chemistry
What would happen to the denisty of a plastic sample if an excessive number of air bubbles were allowed to accumulate on the plastic surface when placed into the solution?
Wednesday, March 28, 2012 at 7:50pm by Allison

physics
A foam plastic ( sg = 0.58 ) is to be used as a life preserver. What volume of plastic must be used if it is to keep 20 % (by volume) of a 75 kg man above water in a lake? Average density of a man is equal to 1.04 g/cc. Assume the foam plastic’s top surface to be level with ...
Sunday, April 21, 2013 at 5:36am by ynna

English
1. I kept myself warm. 2. I kept myself running on the playground. 3. I kept myself hidden in the closet. (Are the sentences all grammatical?)
Thursday, December 2, 2010 at 3:12am by rfvv

physics lab
A bullet is shot into a block of plastic. The bullet penetrates the block 0.75 m. The mass of the bullet is 8 g. It is traveling with a speed of 410 m/s before it hits the block. A Use kinematic equations to find the magnitude of the acceleration on the bullet as it is ...
Wednesday, February 16, 2011 at 2:33pm by Johnathon

statistics
A supplier of plastic pellets claims that when the plastic is pressed into wafers of uniform thickness, they will have a mean breaking strength of 165 newtons and a standard deviation of 5 newtons. An engineer at the company randomly selects wafers from 12 batches of pellets. ...
Tuesday, March 1, 2011 at 12:31am by Maddie Liguori

physics
the average speed of light slows to .75 c when it refracts through a particular peice of plastic. a) What change is there in the light's frequency in the plastic? b) It's wavelength?
Sunday, November 21, 2010 at 11:28pm by chloe

Pysics
the average speed of light slows to 0.75 when it refracts through a praticular piece of plastic. a. what change is there in the light's frequecny in the plastic? b. in its wavelength?
Tuesday, February 22, 2011 at 10:02am by Sarah

chemistry
http://earth911.com/recycling/plastic/number-7-plastic/facts-about-plastic-7/ http://www.seattlepi.com/local/326907_plastic09.html
Monday, April 19, 2010 at 5:12pm by DrBob222

confidentiality of health information
I have looked everywhere on the website also because I am doing the same project- and I also can not find anything! Let me know if you find anything-
Saturday, September 13, 2008 at 11:52am by Ashley

Differential Equations
dy/y = dt/t^2 ln y = -1/t + c y = e^(-1/t+c) = e^c e^(-1/t) =C e^(-1/t) agree C can be anything so what if C = 0 ? then y(t) = 0 for all t if C = 0 for t</= 0 then C can be anything at all for t>0
Thursday, January 31, 2013 at 3:41pm by Damon

Economics
I am on the chapter for International Trade in the book. I neew to calculate the producer surplus after a trade and I am not sure if I am doing it right. Graph: Price of Pencil Sharpeners $16__________________________World Price >>>>>>>|>>>>>...
Saturday, May 10, 2008 at 10:16am by G

FRENCH
The 22 French regions Alsace >> Aquitaine >> Auvergne >> Bourgogne >> Bretagne >> Centre Val de Loire >> Champagne - Ardenne >> Corse >> Franche-Comtι >> Ile de France >> Languedoc - Roussillon >> Limousin >&...
Monday, May 9, 2011 at 8:27pm by Frenchy

math!!!
Molten plastic is injected into the centre of a circular mold of constant height, H, through a small hole. The rate of injection is such that the radius of the plastic inside the mould increases so that r(t)= 3t^2 -2t^3 where the mold has maximum radius of one unit. Compute ...
Monday, July 16, 2012 at 2:33am by HADEEL

Science
Equipment and Materials: measuring spoon, 2 beakers, sieve, 2 plastic containers 8 table spoons of sand, 100 mL of water 15 plastic gems. Hypothesis: what do you think will happen with each mixture and why?
Monday, November 9, 2009 at 6:02pm by Misshaa

English
These objects were anything >> "were" is a linking verb, connecting the subject "objects" with the predicate nominative, "anything." The rest of the verbs are also linking. Can you figure out the subject and the predicate adjectives or nominatives they are connecting?
Monday, September 24, 2012 at 5:29pm by Ms. Sue

chem
I don't have the book and can't see the picture. I can't find anything on the Internet so I'm passing on this one. I've also looked in all the references I have at home and can't find anything on Li2S.
Saturday, January 24, 2009 at 3:35pm by DrBob222

Chemistry
The equation is CuSO4 + Mg ==> MgSO4 + Cu I don't know that dividing 14.5/2 or 2/14.5 will accomplish anything. Do you have ANYTHING else in the problem?
Friday, February 17, 2012 at 3:04pm by DrBob222

math
ok, thanks. i also have another question. A fruit can has diameter 5.8cm and height 10.5cm. A plastic label wraps around the can. What is the area of the plastic label? Would the formula be S.A = L*W ?
Tuesday, December 9, 2008 at 8:34pm by beeca

Sabian
If air resistance offered to the motion of a projectile by the surrounding air is taken in account i,is time of flight increase or decrease?why? ii,hmax >> >> >> iii,the range >> >> >> iv,the striking angle >> >> >>
Tuesday, January 8, 2013 at 1:20am by Tsedeke

Health
Thank you very much! I've been looking over the HIPAA website to find some supporting documentation to this question and came up with some of what you wrote, only up said it better and clearer :) Do you or anybody happen to have anything bookmarked that I can do some more ...
Sunday, October 19, 2008 at 9:26pm by Dee

Algebra
Use this proportionality: A correlation V square 2/3 How much more material is needed to manufacture an industrial plastic container with twice the volume of a similar container? A manufacturer of plastic containers prices its product by the amount of plastic used to make the ...
Saturday, November 26, 2011 at 5:04pm by John

PHYSICS
A toy gun launches a small plastic sphere using a spring. The spring has a spring constanct of 20 J/M^2 and the plastic sphere has a mass of 25 grams. Before launch x initial is -10cm velocity initial is 0 m/s After launch x final is o cm Apply the law of conservation of ...
Tuesday, February 28, 2012 at 9:25pm by GRISSELL

SCIENCE
I am confused by this question. Biodegradable plastics may not break down readily in the sea because a. Submergence in the water will protect them from sunlight b. the water will keep the plastic cool c. microorganisms will rapidly coat the plastic d. a and b above e. all of ...
Wednesday, May 16, 2007 at 9:02pm by Meg

bcc
if you put honey,water,dishwashing liquid and vegetable oil in a clear jar and then you add asmall of plastic cup, plastic fork, straw and a small piece of styrofoam cup.
Friday, February 26, 2010 at 9:30pm by jack

sra JMcGuin spanish
Don't give up! It's 8:04 and I don't see anything from you yet but I just got on myself! Sra
Wednesday, November 7, 2007 at 1:25pm by SraJMcGin

Chem
Calculate the expected volume of hot water that would be required to dissolve 0.15g of benzoic acid, vanillin, phthalic acid, salicyclic acid? You don't need to do all or any of them. I just need to know what formula to use and what to sub in and I can do the rest myself. I ...
Monday, May 25, 2009 at 1:05pm by Sam

english
Negative Concord - Means that there must be more than one negative word in a sentences - Can be found in some languages like French, Spanish or Russian -> French: Je na vais nulle part. I’m not going nowhere -> I’m not going anywhere -> Spanish: No he visto nada. I ...
Wednesday, May 15, 2013 at 4:18pm by Writeacher

physics
A positively charged glass rod is brought close to a neutral sphere that is supported on a nonconducting plastic stand. Sketch the distribution of charges on the sphere if it is made of: a) Aluminum b) Non-conducting plastic
Thursday, January 31, 2013 at 2:27pm by julie

Chemistry
LOL! That was funny. Yeah, I usually don't tend make mistakes like that when I'm writing it out, but on the internet, anything goes for me. I'll try to correct myself in the futre.
Saturday, March 7, 2009 at 4:20pm by Chopsticks

English expression
What about plastic sheet? Are the sentences below grammatical? 1. He inserted a plastic sheet between the papers in his notebook to write a passage with a pencil. 2. He inserted a plastic card board between the papers in his notebook to write a passage with a pencil.
Wednesday, April 2, 2008 at 4:42pm by John

skin science
Yes, dermatologists are physicians that treat skin conditions. For keloids, a plastic surgeon may be the one to consult or the dermatologist may recommend a plastic surgeon.
Thursday, May 14, 2009 at 4:41pm by DrBob222

science
the negative impact of water bottling industries is that they pollute the air also they produce alot of plastic that will end up on the streets or in a landfill someday and since their plastic they take a very ;long time to decompose mainly because there not biodegradable
Tuesday, March 9, 2010 at 7:49pm by Anonymous

Pre-Cal.
Describe the end behavior of f(x)=2x^4-5x+1: A. x-->‡, f(x)-->‡; x-->-‡, f(x)-->-‡ B. x-->‡, f(x)-->‡; x-->-‡, f(x)-->‡ C. x-->‡, f(x)-->-‡; x-->-‡, f(x)-->‡ D. x-->‡, f(x)-->-‡; x-->-‡, f(x)-->-‡
Tuesday, March 17, 2009 at 2:35pm by Mia

chem
A piece of plastic has a mass of 14.2 grams and volume of 16.8cm cube. What is the mass of 1.00cm cube of this plastic? Thanks for your help.
Sunday, June 10, 2012 at 6:51pm by mia

Chem
I was given a problem that my book did not explain how to do, so I attempted to figure it out myself. Let me know if my conclusion is fallacious. Given the reactions H2O(g) + CO(g) <--> H2(g) + CO2(g), K= 1.6 FeO(s) + CO(g) <--> Fe(s) + CO2(g), K= .67 Find K for ...
Monday, April 9, 2007 at 8:27pm by Chris

English
For your idea, you could do something with water. Once water hits a mix of plastic and paper, the paper will disintegrate and sink, and the plastic stuff will be left. How could you demonstrate that, do you think?
Sunday, December 5, 2010 at 5:21pm by Writeacher

Physics
I need immediate help on these questions:. 2.a small plastic ball with a mass of 0.005kg is suspended from a thread and hangs in equilibrium as shown in the drawing below when a small rod with a 2 uC charge is brought to within 3mm of the ball a)find the tension force in the ...
Sunday, March 30, 2014 at 11:55pm by Julie

History
I have to explain why there was such a delay for the enforcement of both documents. I've been trying to find websites to help me, but I haven't found anything. The answer I see is The basic reason is that most nations don't want international agreements to intefere with the ...
Tuesday, March 25, 2008 at 3:03pm by Jay

history -history teacher if poss
for my history homework i need to answer this question Explain why the Peace Settlement was changed in the years 1920-1928. ive looked but can`t find anything its due in tomorrow and i can`t find anything. please can someone help.
Thursday, July 8, 2010 at 12:38pm by Star

year 7 science
Chemical and physical changes. please could someone help me i need to say whether the following are chemical or physical changes and explain why. I`ve looked myself but i can`t find anything that helps. grateful for any help .thanks Frying an egg , burning paper , mixing a ...
Tuesday, April 29, 2008 at 9:05am by choccy

Math
Imagine the x-axis as an axle, so anything above will got below, and anything below will go above, so for B (3,-2) --->(3 , 2) the other two are correct
Thursday, November 1, 2012 at 3:40pm by Reiny

electronics
Well, I Googled T-N theorem and can find no mention of anything with that name, except for your question. Does it have anything to do with Thevenin's and Norton's theorems?
Sunday, August 24, 2008 at 10:40pm by drwls

Calculus
Work out the problem and explain your steps as you go please! 1. Find the limit by numerical evidence of limx -->4 x3+4x2-7x-5 2. Find the limit of limx-->-9 x2-81x+9. 3. Find the limit of each of the following: a. limx-->0 x+4x-2x b. limx-->0 x3+51 x2-17 c. limn...
Wednesday, May 16, 2012 at 12:41pm by Lexi

English
Hello. Please help me understand the sentence: "I took my picture" (does it mean that I photographed myself or that I took it into my hands just like a book or a scarf). And if I photographed myself, is it possible to say "I took a picture of myself"? Thank you for help.
Thursday, March 31, 2011 at 3:32pm by Ilma

math
A manufacturer has a maximum of 240, 360, and 180 kilograms of wood, plastic and steel available. The company produces two products, A and B. Each unit of A requires 1, 3 and 2 kilograms of wood, plastic and steel respectively; each unit of B requires 3, 4 and 1 kilograms of ...
Monday, July 18, 2011 at 4:09am by anonymous

math
A manufacturer has a maximum of 240, 360, and 180 kilograms of wood, plastic and steel available. The company produces two products, A and B. Each unit of A requires 1, 3 and 2 kilograms of wood, plastic and steel respectively; each unit of B requires 3, 4 and 1 kilograms of ...
Monday, July 18, 2011 at 10:35pm by ANONIMOUS

Math
Actually, you need to sort on the length first, then on all the digits in order, so to expand the example a bit, (923>921>919>913 > 762 > 421>413>409) > (91>90 > 63>61 > 12>10) > (9 > 3)
Wednesday, May 8, 2013 at 2:35pm by Steve

linear programming
A manufacturer has a maximum of 240, 360, and 180 kilograms of wood, plastic and steel available. The company produces two products, A and B. Each unit of A requires 1, 3 and 2 kilograms of wood, plastic and steel respectively; each unit of B requires 3, 4 and 1 kilograms of ...
Friday, July 8, 2011 at 2:53pm by nmh

Com 155
A few examples: Adjectives: great >> modifies movie >> WHAT KIND OF last >> modifies weekend >> WHICH two >> modifies actors >> HOW MANY Adverbs: much >> modifies adj. better >> TO WHAT EXTENT very >> modifies adj. intense...
Saturday, August 6, 2011 at 4:39pm by Ms. Sue

chemistry
A plastic container with a mass of 30 grams gains 1,140 joules of heat. If the temperature of the container increases 20°C, what is the specific heat of the plastic in the container?
Wednesday, January 4, 2012 at 1:55pm by carl

Dot Product
It wants you to substitute values (can be anything as far as I know) for each vector into that equation, then explain based on what you know of the definition of a dot product its properties. For example: <2,3> dot (<1,4> dot <3,3> = (<2,3> dot <1,4&...
Tuesday, July 1, 2008 at 2:20pm by billy

statistics
I don't follow this at all: <(X - m + m - <X>)^2> = <(X-m)^2> + <(m - <X>)^2> + 2 <X-m><m-<X>> Trying to follow your logic, for the left side: <(X - m + m - <X>)^2> = <(X - <X>)^2> = <x^2> - <x>...
Wednesday, August 29, 2007 at 12:15pm by statstudent

science
a plastic container witha mass of 30 grams gains 1,140 joules of heat if the tempreature of the container increases 20 degrees celcius what is the specific heat of the plastic in the container
Tuesday, March 1, 2011 at 4:22pm by nikita

Quadratic Equations
I couldn't find the sets of factors that add up to -13 in this problem. I have to solve this problem by factoring, not anything like the -b/2a or anything. Plz help, anything is greatly appreciated! x^2-13x+36 Thx for helping ppl! Emily, Couldnt it be anything like 2x+-15x? or...
Monday, February 12, 2007 at 10:21pm by Emily

Science
Q16: A clear plastic cube with exactly the same index of refraction as water, is placed in a container of water. Would you be able to see the plastic cube in the water if you looked at it from an angle? Please explain why or why not.
Tuesday, October 2, 2012 at 11:47pm by Anonymous

Grammar
The surgery was performed by Dr. Jones and me / myself. A) me B) myself I answered B
Thursday, January 17, 2013 at 4:18pm by Marie

Answered myself lol
Never mind I worked this out myself
Wednesday, July 10, 2013 at 2:21pm by sarah

Calc
lim (x --> inf) 4x * sin(1/x) Let t = 1/x as x --> inf, t --> 0 lim (t --> 0) 4 (1/t) * sin(t) lim (t --> 0) 4 * sin(t)/t lim (t--> 0) 4 * lim (t --> 0) sin(t) / t = 4 * 1 = 4 I find that on Internet. Sometimes when you want math help,just retype your ...
Monday, April 25, 2011 at 12:55am by Anonymous

ALGEBRA
I also have an answer for this one. Just need to be sure. Says to solve then graph. x +9>2; x + 9 - 9> 2 - 9 x > - 7. I believe this means anything to the right of -7 could be a solution. I would graph this with an open circle at -7 and shade to the right of the ...
Thursday, November 4, 2010 at 4:35pm by Jessica 2

physics
The speed of light in clear plastic is 1.866 Χ10^8 m/s. A ray of light enters the plastic at an angle of 29.3 degrees. At what angle is the ray refracted?
Monday, September 26, 2011 at 10:24pm by Ari

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