Posts by Kelli

Total # Posts: 163

Mat 126
Cross multiply 3000/90=3500/x 3000x=315,00 divide each side by 3000 and you get x=105 then take 105 and subtract from the original number of 90 and you get 15. So they need to hire 15 more instructors to keep the same student/teacher ratio.

College Chem
I need to be able to describe how to prepare 20 mL of a 0.0050 M KIO3 solution from a stock solution with a concentration of 0.020 M.

College Chem
thank you

College Chem
does it equal 1.07 g?

College Chem
Calculate the number of grams required to make 250 mL of a 0.020 M KIO3 solution.

Physics
11 N. 250 grams 1.0 cm2

Physics
Researchers have found that a gecko's foot is covered with hundreds of thousands of small hairs (setae) that allow it to walk up walls and even across ceilings. A single foot pad, which has an area of , can attach to a wall or ceiling with a force of 11 . How many 250- ...

calculus
Prove that there is a number that is exactly one more than its cube. (don’t solve just show there is one) Prove that the function f(x)= cosx-x has a zero in (o. pi/2) Justify.

history
I've decided to do my american history paper on consumer culture but i need to narrow it down to a specific time period and develop a thesis- is there a good thesis anyone can think of

history
I have to do a research aper on any topic in American history. One part of history that I enjoy studying is when new inventions came around or when things become more modern (think housewife using vacuum type scenario if you get what I mean) or like when department stores ...

Music appreciation
What muscial form preceded the sonata allegro form that was often considered dramatic and rewarding.

Tarasoff Law
Hello, Could you please direct me to some websites that detail the consequences of not adhering to the Tarasoff law?

Cultural Diversity
I feel a little silly. Thank you :)

Cultural Diversity
I am trying to find 2010 Census results for Tucson; specifically population results. Every census.gov link that comes up does not work. Any ideas where I can find the information? Thank you!

AP chemistry
If 5.00 103 kg each of NH3, O2, and CH4 are reacted, what mass of HCN and of H2O will be produced, assuming 100% yield? 2 NH3(g) + 3 O2(g) + 2 CH4(g) 2 HCN(g) + 6 H2O(g)

math
What kind of Math are you doing? I think for any kind of math though, doing problems from the book may be the best way to study for an exam, but what you sound about how "if your teacher throws something diffrent at you, you bomb it" that right there tells me that as...

Auditing

Algebra
log3 (2x – 1) – log3 (x – 4) = 2

Math
can someone sow me step by step how to evaluate the integral of the square root of x^3 using a u substitution? I don't understand this topic and I have a lot of problems to do like this so can someone just sow me so I can see the process? Thanks.

nutrition
After World War II, farming, fishing, and other food production activities became large scale enterprises which caused

alegra
I can not seem to ge this one right y=7-x, 2x-y=8

susbstitution method
y=6-x, y=x+2

math
how do i evaluate the integral of dx/ x^2 +9

math
what is the height of a 15 ft trees shadow?

english
how does raskolnikov, a tragic figure, from crime and punishment serve as an instrument for the suffering of others.

word problem
what are the dimensions of the lightest rectangular box without an open top whose base is a square and whose height is two less than the length of the side of the base?

math
what are the dimensions of the lightest rectangular box without an open top whose base is a square and whose height is two less than the length of the side of the base?

science
i have to do a chi square test based on the genetics of corn. I predicted that the ratio for the results below would be 8:2:2:1 and it works for the chi-square test. but then i have to say what the genotypes would be for each of the parents to match the ratio but i don't ...

science
i have to do a chi square test based on the genetics of corn. I predicted that the ratio for the results below would be 8:2:2:1 and it works for the chi-square test. but then i have to say what the genotypes would be for each of the parents to match the ratio but i don't ...

math
Resolved QuestionShow me another » AP Calculus related rates problem? The volume V or a cone (V = 1/3 ð r² h) is increasing at a rate of 28ð cubic units per second. At the instant when the radius r of the cone is 3 units, its volume is 12ð cubic units ...

math
a rectangle is to be inscribed under the arch of the curve y = 2cosx from x=-pi to x=pi. What is the length of the base of the rectangle with maximum area? can someone help me with this....i have a lot of problems to do just like this but i don't understand them. can ...

math
my teacher taught me how to do it like this but i cant seem to get an answer. try to follow my work and please help so the area for both sides is: A= 2x(2cosx) then i have to find the deriviative, which is: a= 4cosx-4xsinx (is this deriviative right?) then i have to set it ...

math
a rectangle is to be inscribed under the arch of the curve y = 2cosx from x=-pi to x=pi. What is the length of the base of the rectangle with maximum area? can someone help me with this....i have a lot of problems to do just like this but i don't understand them. can ...

College US History thru 1877
Thank you!

College US History thru 1877
I am needing help with a question and I need the url that the answer can be found,can not be wiki. How was General Sam Houston's command changed after the signing of the Declartation of Independence?

english
chaucer sounds like a modern day buisnessman. explain why

Medical Coding
I can not find the difference in the official coding guidelines for outpatient and inpatient v codes

English
In Act 2 scene 4, lear is finally confronted by the betrayal of his daughters.Lear is stripped bare and reduced to a helpless old man and it also marks he start of his descent in to madness. How does Shakespeare do so in Act 2 Scene 4???

English
1. Describe how kent endd up in the stocks. 2. Regan shows loyalty to goneril. How doew she do this? 3. List the reasons that Goneril and Regan strip Lear of his knights. 4. How is regan: A. Cold and Patrionising. And B. Taunting and cruel

math
Subsitute the 2 for the t, and then the -10, then the 6.9 so you get: g(2) = 4(2) + 1 = 9 g(-10) = 4(-10) + 1 = -39 g(6.9) = 4(6.9) + 1 = 28.6 :D

math
Subsitute the 2 for the t, and then the -10, then the 6.9 so you get: g(2) = 4(2) + 1 = 9 g(-10) = 4(-10) + 1 = -39 g(6.9) = 4(6.9) + 1 = 28.6 :D

science
i have 8 words i cant fine cam u help me? 1.RAQUK 2.LECEORTN 3.ORTOPN 4.PCEUORTM 5.NCESULU 6.UOENRNT 7.GTMANE 8.TRTEAM

science
can someone give me the steps of a neuron impulse path when you touch a hot stove? I just need the general path ....

Math
evaluate |4| + |-3| =

I don't understand these types of problems- Find the average rate of change of f between 1 and x f(x)-f(1)/x-1 and X cannot be equal to 1 1) f(x)= the square root of x+3 2) f(x)=1/(x^2) 3) f(x)=x^3 + x

math
I don't understand these types of problems- Find the average rate of change of f between 1 and x f(x)-f(1)/x-1 and X cannot be equal to 1 1) f(x)= the square root of x+3 2) f(x)=1/(x^2) 3) f(x)=x^3 + x

math
I don't understand these types of problems- Find the average rate of change of f between 1 and x f(x)-f(1)/x-1 and X cannot be equal to 1 1) f(x)= the square root of x+3 2) f(x)=1/(x^2) 3) f(x)=x^3 + x

current events
can someone help me find a really interesting human interest story I could present to my class?

history/chem
can someone briefly explain what did aristotle and what did plato contribute to chemistry?

math
Mike can run the mile in 6 minutes, and Dan Can run the mile in 9 minutes. If mike gives Dan a head start of 1 minute, how far from the start will mike pass Dan? How long does it take?

math
can someone help me write the equation of the line 1. parallel to the line x=5 passing through (4,2) 2. perpendicular to the line x=8 passing through (3,4)

history
what is a human interest story- is something about the economy a human interest story?

current events
I don't understand why a Car Bomb Hits a U.S. Embassy In Yemen. I know Yemen is the ancestral home of Osama bin Ladenand has been under al-Qaida attacks this year but can someone summarize the situation for me better?

Algebra
I am stuck on this question The length of a rectangle is fixed at 26 cm what widths will make the perimeter greater than 82 cm?

science
a clear type of quartz: rock -------

arithmetic

arithmetic
Thank you so much!! I will see if that is correct.

arithmetic
There are 7 girls on a bus. each girl has 7 backpacks. In each backpack there are 7 big cats. For every big cat there are 7 little cats. Question: How many legs are there in the bus?

science
the difference with growing alfalfa sprouts in soil and cotton buds and how come it grows faster and taller in the soil

algebra
an executive invests \$35000, some at 9% and some at 7% annual interest. If he receives an annual return of \$2910, how much is invested at each rate

ASAP-before we were free
wow staci. way to overreact. somebody wants attention....

Language
Insert correct punctuation So my question is this did you know that the longest tongue in the world measures 3.7 inches and belongs to Stephen Taylor (UK)?

science
Why is a heating element with a thermostat placed on the bottom of an aquarium? To heat the water. Heat rises so you would put it at the bottom of the tank.

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