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Katy
Questions and answers by visitors named
Katy
Questions (265)
Three men and three women are waiting to be interviewed for jobs. If they are all selected in random order find the probability
5 answers
5,919 views
Although the trend is shifting, careers in science and technology continue to attract predominately men.
4 answers
1,516 views
Which is always true in a closed system?
Mass is not conserved. Momentum is conserved.*** Velocity is constant. Acceleration is
5 answers
asked by
Katy
4,376 views
How would the electrostatic force change if Coulomb's law included a negative sign?
It would depend on the magnitude of the
3 answers
1,473 views
What is the value and the direction of an electric field at a distance of 2.5 m from a +1 nC charge?
approximately 145 V/m
6 answers
2,329 views
I have a test tomorrow and I don't really understand how to do formal charge and I've been looking at it and it just isn't
1 answer
520 views
What is it called when the subject (being you) is automatically understood?
Like... Go shut the door. the subject is understood
1 answer
450 views
Show the conhecture is false by finding a counterexample...
1. The differnece of the absolute value of two numbers is positive
6 answers
2,247 views
the wind blowing on a vertical surface varies jointly as the area of the surface and the square of the velocity. if a wind of 40
3 answers
996 views
What is a good science project to do? I am in 8th grade and am studying earth science. I need to present the project in front of
2 answers
661 views
The electron configuration for Europium?
I think it's 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f7 Is that right? I'm
5 answers
2,849 views
Why is the density of oil a key factor with oceanic spills and fire?
I can't find the answer in my book
1 answer
390 views
I'm stumped with another question too.
Can petroleum fractions be separated at room temperature on the basis of their
1 answer
654 views
Is there a way to fix the current economy since it is not doing too well right now, or is just going to fail?
4 answers
385 views
Using the z-table (Table E) find the critical value (or values) for a = .018 left tailed test.
2 answers
562 views
I need help with my science class. My teacher wants us to come up with property tests for many different substances to indentify
2 answers
641 views
a number is divided by 3 and then 7 is added to the quotient. The result is 11. Find the number
6 answers
442 views
A farm sells boxes of oranges for $8 and boxes of grapefruits for $12. The farm wants to ear at least 4,000.
If he sells 210
4 answers
633 views
What is the verb of this sentence?
Velma will not only bring the salad but also bake the bread.
4 answers
381 views
wouldnt the verb be require in the following sentence:
Do both surfing and snow skiing require coordination and balance more than
4 answers
387 views
where is the engery stored and released using ATP?
1 answer
348 views
how is energy stored and released using ATP?
1 answer
346 views
for a person 6 feet tall who weighs 200 pounds find a value for k in the equation w = kh^3
1 answer
353 views
In 1994 school lunch was $1.20. In 1999 it increased to $2.25. FInd the rate of change for school lunch from 1994-1999
6 answers
892 views
oh I got a terrible hard question for homework and got any qlue how to start it and develop and etc
thats it: i ave to write a
2 answers
532 views
I've been working on this a while, and I thought I got it right...until I got to step two. When I tried "veryfying my solution
3 answers
455 views
Write a system of inequalities to describe the shaded area of the graph.
This is the question on my homework today that i just
3 answers
1,172 views
I have to write each of the following percent change into a ratio comparing it to the original quantity. Then I have to write it
2 answers
912 views
I need help really bad.
What are the three ways that unbalanced forces can cause an object to change it's motion?
5 answers
1,390 views
Write each percent change as a ratio comparing the result to the original quantity. Then write it as a constant multiplier.
Book'
3 answers
423 views
Can someone tell me the sentence structure of this sentence?
In Frank R. Stockton's short story "The lady or the tiger?" one
3 answers
652 views
(-4m^3)(2m+m^2)
I have to use the property of exponents to rewrite the expression. I'm just asking if -3^6 is right. (we don't
4 answers
386 views
If i have two base variables with exponents for example:
4x(3x) After getting x^2-would i have just ONE variable base? i.e.
4 answers
426 views
Match expressions from this list that are equivalent but written in different forms. There can be multiple matches.
I know that
3 answers
997 views
Determine whether each trinomial is a perfect square trinomial.
x^2-16x+64
2 answers
674 views
2. a) 7^12/7^4 = 7^8
b)x^11/x^5 = x^6 c)12x^5/3x^2 = 4x^3 d)7x^6y^3/14x^3y = .5x^3y^2 5. a) (2x)^3(3x^2)^4 = 648x^11
2 answers
551 views
What would you do differently if your were just starting this course?
3 answers
261 views
A set of controlled steps used to answer scientific questions is?
1 answer
345 views
Find the smallest postive integre that gives a remander of 2 when divided by either 3 0r 7, and gives a remainder of 3 when
1 answer
439 views
twenty more than three times a number is -4.
1 answer
368 views
Having landed on a newly discovered planet, an astronaut sets up a simple pedulum of length 1.29 m and finds that it makes 567
2 answers
539 views
Having landed on a newly discovered planet, an astronaut sets up a simple pedulum of length 1.29 m and finds that it makes 567
2 answers
699 views
A sample of helium behaves as an ideal gas as it is heated at constant pressure from 273 K to 373 K. If 15.0 J of work is done
6 answers
1,240 views
I have a Pressure in atm and a volume in liters
how do i find the temperature in kelvins?? I know the formula pv=nRT works...but
1 answer
353 views
What biogeochemical cycles go on in a tropical rainforest?
Thank you!!
3 answers
459 views
Use implicit differentiation to find dy/dx if cos xy = 2x^2 - 3y.
I'm stuck on this problem because I'm getting thrown off on how
1 answer
469 views
Use implicit differentiation to find dy/dx if cos xy = 2x^2 - 3y.
I'm stuck on this problem because I'm getting thrown off on how
3 answers
470 views
If Dr. Jones is practicing "defensive medicine," what is likely to be his motivation for doing so?
1 answer
360 views
Sally sues for malpractice, claiming she didn't know that the operation could have (and, in this case, did have) negative
1 answer
816 views
Which of the following is most pertinent in a legal or courtroom context?
a. Patient's expectation of privacy b. Confidentiality
1 answer
410 views
Compare and contrast contributory negligence with comparative negligence.
1 answer
411 views
Explain the subject matter jurisdiction of federal courts.
1 answer
412 views
You own a company in a state where state funds aren't mandated for employee health insurance. What's one option for providing
1 answer
442 views
You started working for a private insurance company before the inception of managed care. You've been talking with your
2 answers
489 views
Medicare and Medicaid financial issues put constraints on
a. physician services. b. critical care centers. c. public hospitals.
2 answers
1,114 views
The ability to accurately predict yearly expenses was one reason that large companies decided to
a. offer HMO programs b. enroll
3 answers
874 views
if i simplify 8x^(1/3) the answer will be 2x ,correct?
1 answer
291 views
Given the function f described by f(x)=12x, find each of the following:
f(0) f(-1) f(2)
1 answer
288 views
Given the function f described by f (x) - 12x, find each of the following:
f(-11) f(12) f(29)
1 answer
349 views
The latent heat of vaporization of water is 540 calories/gram. How many calories are required to completely vaporize 500 grams
7 answers
3,555 views
which one of these is true?
Which of the following statements is true? 1) The freezing and boiling temperatures of a substance
2 answers
635 views
20 More oil Tankers Attacked in Pakistan.
I read the article on google, as assigned. The question is; what role does culture play
4 answers
472 views
The specific heat of gold is 0.031 calories/gram°C and the specific heat of silver is 0.057 calories/gram°C. If equal amounts
3 answers
1,081 views
Incidents of Basque violence are caused by their desire for _____.
1) educational opportunities 2) improved health care 3)
4 answers
1,631 views
Multiple select.
The dissolution of the Union of Soviet Socialist Republics _____. 1) had no effect on the United States 2)
7 answers
2,020 views
A 50.0 kg gymast hangs vertically from a pair of parallel rings. If the ropes are supported so that they make an angle of 45
1 answer
493 views
What is the percent aluminum in a sample weighing 1.85 grams. If 35 mL of wet hydrogen gas was produced @ 24 degrees Celsius
1 answer
475 views
In lab we determined the heat capacity of a calorimeter. The question is how would the heat capacity of the calorimeter be
1 answer
440 views
What is the targeting pathway from translation until the protein reaches it's final functional destination for PFK and insulin?
C
2 answers
745 views
The expression 2x^3(4-3x)-5x(x-2) is equal to?
*Please show me the steps to solve this problem! Thanks!
1 answer
348 views
The expression 2x^3(4-3x)-5x(x-2) is equal to?
*Please show me the steps to solve this problem! Thanks!
4 answers
395 views
The expression 2x^3(4-3x)-5x(x-2) is equal to?
*Please show me the steps to solve this problem! Thanks!
2 answers
1,087 views
A train is moving parallel and adjacent to a
highway with a constant speed of 22 m/s. Initially a car is 69 m behind the train,
2 answers
541 views
Which statement describes negative population growth?
A) Fewer people are born than die during a given period. B) Fewer people
7 answers
1,211 views
explain how Western Europe's physical geography affects its climate, settlement patterns, culture, and economy.
Can anyone give
4 answers
1,292 views
What is IMA?
I'm given a picture of a pulley system and I was told to find the IMA of that pulley system. Buuut i don't know how
4 answers
488 views
How does Western Europe's physical geography affect its settlement patterns, economy, and culture?
I've looked in the lesson and
11 answers
4,926 views
An Equilateral triangle (ABC) is inscribed inside a circle. The side lengths of the triangle are 8 cm. What is the radius of the
3 answers
904 views
Fats are excellent energy storage molecules because
a) they have a relatively high ratio of energy storing C—H bonds. b)they
1 answer
810 views
Dave takes out a 30-year mortgage of 200000 dollars for his new house. Dave gets an interest rate of 16.8 percent compounded
2 answers
948 views
What was the percent growth in Home Depot's sales from 2002 to 2006.
2002 net sales was $52.1 billion 2006 net sales was $90.8
1 answer
413 views
I'm supposed to do this for an organic chemistry prelab. I've read my books and tried Googling everything possible, but I still
3 answers
711 views
What happens when you plug 1 in for x into this rational expression
(x^2-1)(x-1)-x
1 answer
284 views
How would you solve 3/4 x 8/9
2 answers
966 views
How would you solve 7/12 divided by 7/6
1 answer
308 views
How would you solve 2/3 + 5/4
1 answer
259 views
If a rock is thrown upward on the planet Mars with a velocity of 14 m/s, its height in meters t seconds later is given by y =
4 answers
4,894 views
I need help! The question is what numbers for which the rational expression is underfined in 8/9x+7
2 answers
620 views
how do you get square root of (72)+ square root of (18) + square root of (50)
1 answer
305 views
Can someone show me how to use
fractional exponents to solve 5^(1/4)*5^(2/3) and then convert to radicals and simplify to the
1 answer
407 views
Simplify by removing factors of 1:
9t^2+9t/36t^2+81t
2 answers
461 views
What is the name of the compound PBr5 using the Stock system?
4 answers
1,696 views
okay im in geormertyand i don't know how to solve this promblem its says PB,AP, and PF
2 answers
839 views
Redo
My question is from geometry and it is it says find PB,PE,AP and PF if line AF, line BD, and line CB are median. then it
1 answer
333 views
Redo
My question is from geometry and it is it says find PB,PE,AP and PF if line AF, line BD, and line CB are median. then it
2 answers
744 views
A bag contains 5 red, 9 white, and 10 blue marbles. Suppose you choose a marble from the bag and then choose another marble
2 answers
541 views
There are two spinners. Each spinner is numbered 1-4. Each spinner is spun once. Find the probability of spinning each of the
3 answers
1,968 views
There are two spinners. Each spinner is numbered 1-4. Each spinner is spun once. Find the probability of spinning each of the
23 answers
2,254 views
Integrate [sinx/(1+cos^2(x))] from pi/2 to pi.
1 answer
738 views
Using the information given about a triangle, which law must you use to solve the triangle? Law of Sines, Law of Cosines, or
2 answers
555 views
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