Monday
December 22, 2014

Posts by Me


Total # Posts: 1,070

General chemistry
What is the decay constant for a radioactive isotope which decreases to 34% of its original value in 2.48 hours?
April 27, 2010

chemistry
wee
April 26, 2010

calculus
bah
April 20, 2010

physics
i dont know
April 18, 2010

chemistry
aparently it is the 100% transmittance one....
April 17, 2010

social studies
btw i am egyptian and i went through some of that stuff when i was in egypt it is horrible
April 16, 2010

CAM
FYI NOT ALL MUSLIMS OR ARABS ARE LIKE THE PEOPLE WHO PARTICIPATED IN 911
April 15, 2010

language ms.sue could u please check these thanks
suffixes empty-empties monkey-monkeys security-securities holiday-holidays pity-pities friendly-i don't know this one strawberry-strawberries delay-delays birthday-birthdays say-says vocabulary-vocabularies conspiracy-conspiracies memory-memories candy-candys story-stories...
April 15, 2010

Math
I hate word problems! Can anyone just change this Following word prob to equations pls. I can do the rest! Sam invested $4500, part at 7%, the rest at 8 1/2%. After one year, the interest earned on 7% investment was $150 less than the interest earned on the 8 1/2%. How much ...
April 15, 2010

Math
Hi! Can someone solve these for me pls? Y=10/x y=1/2x+4 solve for x and y thanks
April 15, 2010

Sci 275
Just a note that "fallow" should be spelled "follow". I think the rest of the paper is fine.
April 14, 2010

math please help i don't understand this at all
a cylinder is formed by first tapping together the opposite edges of a rectangular piece of paper that is 11 inches long and 8.5 inches wide. if the height of the completed cylinder 8.5 what is its volume?use 3.14 for pie
April 14, 2010

language please check my work
-revise the sentence for a clear meaning here is the sentence Surgeons moved around the operating room, skillfully using tools wearing slippers. -the revised sentence Surgeons,wearing slippers,moved around the operating room skillfully using their tools. please if there is a ...
April 14, 2010

language could you please check my work
i am sorry but what does avocation mean?
April 14, 2010

Math
O God I hate word problems! Is there any mechanical way to memorize word problems? Can anyone just change this Following word prob to equations pls. I can do the rest! Sam invested $4500, part at 7%, the rest at 8 1/2%. After one year, the interest earned on 7% investment was...
April 14, 2010

meaning
what does beam mean
April 13, 2010

digraphs
what is a digraph and could you please give me some examples
April 13, 2010

Math
Many thanks Reiny!!
April 13, 2010

Math
Thanks Dylan! But I wanted to know HOW to WRITE OTHER equations to have the same answers as the ones below? NOT how to solve these! 2x+5y=8 x-3y=-7
April 13, 2010

business
Human nature is the wrong and right ethics usually learned from families and friends.
April 13, 2010

Math
Hi! How to determine other linear systems that have the same solution as this system: 2x+5y=8 x-3y=-7 many thanks.
April 13, 2010

Math
Thanks Damon! first I eliminated z by adding equation 1+2 (1st one *2) and got same as urs x+y= 10. Then, I eliminated z by adding equation 2+3 (2nd equation*3, and 3rd equation*2) and got x-y=6. x+y= 10 x-y=6 x=16 why is this wrong?
April 9, 2010

Math
How is graphing a system of inequalities similar and different than that of equations?
April 9, 2010

Math
Help pls! I just need to set the equations only, I can do the rest. The qu. Is: The sum of three numbers is 15. The sum of the first, the second, and twice the third is 20. The sum of the first, twice the second, and three times the third is 27. This is what I did: 1st # = x ...
April 9, 2010

Math
Dear Reiny! U r a life-saver! Is there a short cut to how can I set the question or change word problems into math one? It seems that this is my problem! Also, why did my way worked as well with different answers? My answers satisfied all equations as well. Many thanks.
April 9, 2010

MATH
X= 3/3 (divide both sides by 3 to get rid of x's co-efficient) x=1
April 9, 2010

math
Dear Reiny! U r a life-saver! Is there a short cut to how can I set the question or change word problems into math one? It seems that this is my problem! Also, why did my way worked as well with different answers? My answers satisfied all equations as well. Many thanks.
April 8, 2010

math
Hi, for the question, "the sum of two numbers is equal to a third number(x+y=z). The sum of twice the first, three times the second, and twice the third is 7(2x+3y+2x=7). The third number is 3 more than the first(3+z=x), have I set the equations right? I got different ...
April 8, 2010

Science
a ship sails at an average speed 30km/h for 2 days. How far has the sip traveled
April 6, 2010

Chemistry (empirical formula)
C3H6O
April 5, 2010

writing
I have to write an eight-sentence paragraph that fully develops this topic. A high school diploma is important to my future...... (i know it's not that great of a topic but i have no options) but i keep going in circles and i can't get my ideas together .I keep ...
April 5, 2010

english
I have to write an eight-sentence paragraph that fully develops this topic. A high school diploma is important to my future...... but i keep going in circles and i can't get my ideas together .I keep wondering off the topic. Can anyone help me write this down. my main ...
April 4, 2010

Physics
consider a pair of planets that find that the distance between then is decreased by a factor of 5. Show that the force between them becomes 25 times as strong.
April 2, 2010

science please no websites
could you please give me an example of the following(types of friction) : -static -sliding And also: -friction -buoyant force -air resistance Thank You!
March 31, 2010

science please no websites
what is the scientific definition of individual THANK YOU!
March 31, 2010

science
what is the scientific definition of individual THANK YOU!
March 31, 2010

7th grade Science
Describe how the instantaneous speed of a car changes when the car is moving with constant speed , speeding up, and slowing down please answer as soon as possible
March 28, 2010

language arts
in revenge of the whale what is thomas nickerson's fate?
March 25, 2010

Math
John invested $2500, part at 8% and the rest at 12% per annum. The two parts earned equal amount of interest in one year. How much was invested at each rate?
March 25, 2010

Ethics
found help on justanswer dot com
March 25, 2010

University Physics II
How do you convert electric field into electric force?
March 24, 2010

math
The worksheet was a little confusing but after going all the way through it i got the answer of HALO
March 24, 2010

nutrition
What is the difference between simple and complex carbohydrates? How are sugars are broken down and used in the body? What are the benefits that carbohydrates provide to the body? I need help finding where I would find this infomation....I have found sites but they do not ...
March 23, 2010

English
Hey, Any ideas on how to make your own fairytale? I've already started but all i have is a couple of random paragraphss. I wasnted to make it instead of a happily ever after the hero leaves the heroin, but i want them to both have a strong love. And I don't have any ...
March 20, 2010

English
THANKS BIG HELP!
March 19, 2010

English
Hey, I need your suggestions on this one. Could you please name some of the most beautiful, most emotional pieces of writing you've ever read. It can be poetry or prose or titles of novels or even someting you've written yourself, if your gonna do that can you please ...
March 19, 2010

math
Good job!!!
March 16, 2010

math
Log (32) 2 = 5 Take the number at the bottom of the log and raise it to the power of the number after the "=" sign. So 2^5 = 32. So what do you think the answer to the next question will be?
March 16, 2010

Math
If 4 stamps cost $1.84, the you will divide $1.84 by 4 to get the price of 1stamp: So, $1.84/4 = $0.46 If 1 stamp costs $0.46, then multiply it by ten to get the price of 10stamps: $0.46 x 10 = $4.6 Now try this and see if you understand the question: Janessa bought 12 oranges...
March 16, 2010

math
.16, 1.6, 16, 16.1, 161
March 16, 2010

math
CORRECT!!!
March 16, 2010

algebra
Oh sorry, I jst wrote the answer and did not tell you how i arrived at it which means you wont learn from it to solve similar problems so here's how i arrived at my answer: First, multiply the terms inside the bracket by the one outside. So it'll be: ((7y*3y)-(6*3y...
March 16, 2010

algebra
21y^2-2y or y(21y-2)
March 16, 2010

english
How can I make this a better five –sentence paragraph using chronological order to arrange the details of the paragraph? Signing to my homepage is simple. First I go to the school website which is ………. . Then I click on student login. Then I enter my ...
March 10, 2010

biology
i have to choose between concentration ,magnification,or synthesis.
March 8, 2010

biology
when decomposers are unable to break down industrial wastes,they become more concentrated as they move through the food chain.this process is called biological ? can anyone please help me.
March 8, 2010

chemistry
how much ethyl alcohol must be added to 1.00l of water so that the solution will not freeze at -4f
March 6, 2010

Ethics
What does it mean to have legal corporate social responsibility? Economic corporate social responsibility? Philanthropic corporate social responsibility? Confused!!
March 4, 2010

SCI/275
i want to use solar, wind, coal, and natural gas.But I am not sure how to write this in a presentation to present to board members. Any help you can give me would be helpful.
February 27, 2010

SCI/275
I need to come up with a resource energy plan including renewable and non renewable resources(2 types), methods to conserve and help the environment,government efforts. I need to writh this as presenting it to board memebers. Can any one help me.
February 27, 2010

biology
The structure of the forelimb of a bird is similar in structure to that of the forelimb of a mammal suggesting that they both descended from a common ancestor.this similarity is an example of ________ evidence that support the theory of evolution. is it vestigial or anatomical
February 25, 2010

biology
The structure of the forelimb of a bird is similar in structure to that of the forelimb of a mammal suggesting that they both descended from a common ancestor.this similarity is an example of ________ evidence that support the theory of evolution. please can anyone help me.
February 25, 2010

Writing Sentences and paragraphs II
Will do! Thank you for reviewing my work!
February 16, 2010

Writing Sentences and paragraphs II
Your favorite cousin has moved to your town and is looking for a job. Her previous experiences are working as a cashier and sales clerk at two department stores. You know she plans to apply at similar stores in your town. But you also know she is a perfect match for a job ...
February 16, 2010

Algebra Word problem
Suppose you are a student at AXIA COLLEGE and you do your OWN home workQ!!
February 14, 2010

Physics
E = k*Q/(r*sqrt(r^2+(L/2)^2) now L/r<1 then L^2/r^2 is approximately 0 therefore take out r E= k*Q/[r*r(sqrt(1+L/2r)^2)] sqrt(1+L/2r)^2)= sqrt(1) E = k*Q/r^2 therefore the answer is point charge ... it goes like r^-2
February 14, 2010

algebra
how do you figure out 3y-1=13-4y?
February 9, 2010

5th grade
mary had 10 yards 2 feet of ribbon. She needed to cut peices for her 3 friends. If each friend got the same amount of ribbon, how much did each get? In your answer, there cannot be more than 12 inches.
February 8, 2010

math
Solve this equation: -9h - 6 + 12h + 40 = 22. can u please help i'm lost here.
February 5, 2010

Algebra
Review examples 2, 3, and 4 in section 8.4 of the text. How does the author determine what the first equation should be? What about the second equation? How are these examples similar? How are they different? Find a problem in the text that is similar to examples 2, 3, and 4. ...
February 4, 2010

College related
No it was indeed not a good moral character judgement on there part
February 3, 2010

BUISNESS AND TECHNOLOGY
do your own homework. This is practically the whole semester of homework!
January 31, 2010

maths
-x+3-4=0 -x+3=4 -x=1 x=-1
January 30, 2010

math
ou have only four weights and a balance scale. If your task is to weigh ANY load from 1 to 40 kg (integers only) then how much should each of your 4 weights weigh?
January 29, 2010

math
thank you !
January 25, 2010

math
4m+9+5m-12= 42 my question is how to get m=5 (the answer) can u show me the steps to do this problem right please because i keep getting 6 ?
January 25, 2010

algebra
if i did it right is it -18?
January 24, 2010

algebra
on three consecutive passes a football team gains 8 yards loses 39 yards and gaons 13 yards what number represents the total net yardage?
January 24, 2010

algebra
solve -0.8x<-16
January 24, 2010

algebra
10 is half of 20
January 24, 2010

algebra
x=5?
January 24, 2010

algebra
50% of what number is 10?
January 24, 2010

algebra
x=-2 type the integer of a fraction if there is one
January 24, 2010

algebra
collect like terms 12m+5n -10m-7n=
January 24, 2010

algebra
its not a test test its a practice one for i know what to look forward to this coming week in my class
January 24, 2010

algebra
thank you so much im not to good at algebra and this is a very important test thank s again
January 24, 2010

algebra
tains A and train B are travling in the same dicrtion on a parral track train A is traving 60 mph and train B is traviling 70 mph train A passes a staion at 11.15 am and train B passes the same station at 11.45 am at what time will train B catch up to train A
January 24, 2010

HCA 240
hi
January 23, 2010

Literary Analysis and Composition I
Wow. Trying to cheat on your English Part Two Finals are you? That's definitely called "Cheating" -HA student
January 21, 2010

math
Im not good at algebra what do i multiply?
January 17, 2010

math
soybean meal is 12% protein and corn meal is 6% protein how many pounds of each should be mixed together in order to get 240 pounds mixer that is 8% protein? help pleae??
January 17, 2010

math
In the equation X/35 = 7, what is the value of x? A. 7 B. 5 C. 35 D. 245 is it b or d im confused
January 13, 2010

physics
you didn't convert the kg into lb. i had the same problem the answer is 16170 lb
January 8, 2010

vocab
how many wods can be made from the word interdepartmental
December 21, 2009

algebra
heres one. find the slope intercept equation of the line that has the given characteristics. slope 2 and y=intercept (0,3) the slope -intercept equation is y=
December 20, 2009

CIS - Computers
I am trying to create an function for an excel spread sheet. I'm doing something wrong.. basically it needs to be a (the discounted x the quantity) X sales tax % + discounted price = the total cost... i'm very confused.
December 18, 2009

algebra
i need help on properties
December 9, 2009

6th grade
most of the islands in north belong to
November 24, 2009

math
A consultant charges $45 for each hour she works on a consultation, plus a flat $30 consulting fee. How many hours of work are included in a $210 bill for a consultation? is it 2 4/5
November 20, 2009

math
⏐7 − 3⏐ − ⏐3 − 7⏐ = ? is it 0
November 20, 2009

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