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Melanie
Questions and answers by
Melanie
Questions (184)
1. How many moles of ammonia NH3 are produced when 0.45 moles of nitrogen N2 reacts?
N2 + 3H2 yields 2NH3 2. How many mililiters
4 answers
4,137 views
lim (x^250-1)/(x-1)
x->1
1 answer
357 views
I am doing a worksheet on organelles. But I can't find the word for this definition: hairlike structures with the capacity for
4 answers
589 views
What is the area of the region bounded by y=x^2, the tangent to this parabola at (1, 1) and the x-axis?
Since it says that the
2 answers
594 views
What is a frame story
1 answer
345 views
If the chlorinity of a sample of seawater is 5.5 0/00, what is the salinity in parts per thousand? Round your answer to the
2 answers
627 views
What is the relevance of Lysis, virion and virology in the study of viruses
1 answer
303 views
How do you determine what ionic substance has more exothermic lattice energy?
for example if you compare NaCl and KCl???
2 answers
849 views
why does America get lots of energy, while older countries get less?
1 answer
328 views
Hi can someone please help with this question, or atlest direct me in the right direction. Please and thank you.
The initial rate
1 answer
468 views
What exactly are modern and contemporary art? For school, I have to paint a piture that relates to a certain part of speech as
2 answers
774 views
I am having a hard time finding sources on juvenile crime (delinquency) in Chicago.
Thank you
3 answers
382 views
If you have two pucks elastically collide on an air table, and then analyze the momentum vector diagram of the situation, you
4 answers
573 views
Also, is it important to apply force on the mass as little as possible because it will allow the system to gain momentum?
1 answer
404 views
... continued
If momentum was lost in a momentu, vector diagram, it would be because not enough force was applied to the pucks on
1 answer
405 views
1) Two angles are complementary. The measure of one angle is 21 more than twice the measure of the other angle. Find the measure
9 answers
3,384 views
Imagine that you have just taken out a loan for one year for $4,500. What would be the simple interest on this loan if the
3 answers
446 views
would the governor of hawaii born in japan to american parents be eligible to run for president?
What about an 80-year old man
1 answer
440 views
Would entertaining the british monarch be one of the U.S. presidents duties as chief of state?
1 answer
336 views
A manufacturer of golf equipment wishes to estimate the number of left-handed golfers. How large a sample is needed in order to
2 answers
781 views
You the owner of XYZ Day Care, buy a new van for your business. The van costs $20,000, all of which you borrow from First
1 answer
921 views
Assuming complete dissociation of the solute, how many grams of KNO_3 must be added to 275mL of water to produce a solution that
2 answers
756 views
I need 3 themes and 4 quotes per theme for the book the bluest eye by toni morrison. i have one theme completely done. my other
6 answers
770 views
How many moles of bromine are obtained from 6.75 moles of oxygen?
1 answer
430 views
What is a result of scientific research in the field of genetics
3 answers
317 views
How and why are hate groups protected by the constitution?
1 answer
409 views
Turning point of world war 2 and the causes of world war 2.
1 answer
356 views
what is one of the chief characteristis of beethovens music
3 answers
345 views
Hi there, I have to do a paper on Luteinizing hormone and Follicle Stimulation Hormone.
Could you direct me to newspapers or
1 answer
423 views
What is the target organs for Luteinizing Hormone and the Follicle Stimulating Hormone?
3 answers
1,825 views
Which expression represents the larger number?
A. 40.1 x 10 to the -6 power B. 4.1 x 10 to the -7 power C. 0.411 x 10 to the -6
3 answers
603 views
solve graphically.
x^2 + y^2 = 10 y = 3x
1 answer
384 views
You have a stock solution of 14.0 . How many milliliters of this solution should you dilute to make 1350 of 0.280 ?
1 answer
402 views
A 325 kg boat is sailing 15.0 degrees north of east at a speed of 2.00 m/s. Thirty seconds later, it is sailing 35.0 degrees
2 answers
1,034 views
what would be a good thesis for a Jay Z
paper?
2 answers
500 views
What happens when NaOH has been sitting for a couple of days without cover before starting the titration?
1 answer
415 views
What happens if a student adds distilled water to a flask before starting the titration?
2 answers
649 views
How did boy come into modern English
2 answers
548 views
how do you find the initial velocity and final velocity of a ball shot up and off a cliff using only the distance and max height
3 answers
423 views
27x^3-8=0
(difference of two cubes)
2 answers
488 views
The general gist of the question:
Peter has to go to an office store, an electronics store, a clothing store, and a sporting
4 answers
554 views
Write an equation in slope-intercept form of the line that passes through the given points.
1. (-3,4), (1,4) 2. (3, -2), (6,1)
2 answers
901 views
1. What are the next two terms of the following sequence? -3, 1, 5, 9...
2. What are the next two terms of the following
9 answers
2,666 views
For the equation y = -6x, what is the slope and y intercept? The formula is y = mx + B. I know that m = the slope and B = the y
2 answers
757 views
For the equation y = -6x, what is the slope and y intercept? The formula is y = mx + B. I know that m = the slope and B = the y
3 answers
852 views
I need help with two problems. Just want to make sure that the answers I put are correct.
1) Which of the following is an
7 answers
506 views
1) What is the slope of a line that is parallel to y = 2?
2) What is the slope of a line that is perpendicular to y = 2? 3) What
2 answers
986 views
Kay so these are the strands of DNA
5' C C A G T A G T T 3' 3' G G T C A T C A A 5' Let's say the DNA molecule above were the
3 answers
1,286 views
So my teacher is making me solve systems by graphing. One of them was 3x + y = 6 and 2x + 3y = 13 . I converted both of them
4 answers
448 views
solve each system
1) 3x + y = 6 2x + 3y = 13 2) 2x + 5y - 6 = 0 -2x + y - 2 = 0 3) x + 3y = 6 4x - 5y = 7
2 answers
834 views
What is 10x + 2y - 10 = 0 in slope intercept form ? and can you also explain how you got the answer cause I'm not really sure
4 answers
1,746 views
Solve each system
x + 3y = 6 4x - 5y = 7 I need to know what x and y equal??
4 answers
1,861 views
Solve each system
x + 3y = 6 4x - 5y = 7 I need to know what x and y equal??
1 answer
298 views
Solve the system using substitution.
y = -2x + 5 3y = -x - 5 I already got the answer, just wanna make sure it's correct. Please
1 answer
408 views
If you react 55g of hydrazine and 55g of oxygen gas, what is the maximum moles of nitrogen dioxide gas that can be made and what
2 answers
497 views
The manager has one type of coffee that sells for $5 per pound and another type that sells for $11 per pound. The manager wishes
3 answers
1,992 views
Calculate how many mL of the 5% w/v AgNO3* solution must be added to 0.4020g of the sample to precipitate all the chloride.
1 answer
466 views
Relate the function of the following protist structures to human organs with similar functions:
a)nucleus b)contractile vacuole
1 answer
442 views
At room temperature, 20° C, water (H2O) is a liquid and oxygen (O2) is a gas. Based on kinetic molecular theory, which answer
2 answers
666 views
There's a grauph and obove the grauph it says gravity (mass movement) and then it says pg 67 69 and i dentify 4
1 answer
308 views
Which shows 15/c9d3 in simplified radical form with the smallest possible index?
1 answer
427 views
Explain how empirical probability can be used to determine whether a die is “loaded” (not a fair die).
1 answer
634 views
A partial payment is made on the date(s) indicated. Use the United
States Rule to determine the balance due on the note at the
3 answers
1,417 views
How many grams are in 8.2x10 to the power of 22 molecules of Fe2O3?
2 answers
538 views
A farmer has 100 yeards of fencing with which to enclose two adjacent rectangular pens both bordering a river. The farmer does
4 answers
736 views
what is the volume of a rectangle that has a mass of 19.0 and a density of 10.50 g/mL
3 answers
377 views
Suppose a sample of Cesium-137 with initial mass of 200 grams decays to a mass of 160 grams voer the course of 10 years.
Find the
2 answers
787 views
I think this is a easy trick question, so I probably know the answer but I just wanted to double check.
What is the domain and
3 answers
554 views
Evaluate log36(1/6) I believe the answer is -.5 but I just wanted to check to make sure I was doing this correctly. Thank you!
1 answer
376 views
1. The complement of an angle is 10 degrees less than the angle itself. Find the angle and it's complement.
Find the perimeter
2 answers
542 views
Simplify and state the domain:
x'2 +1 . x'2 - 9 x'2 + 2x – 3 x'2 – 2x -3
1 answer
304 views
How do the ideas of positive psychology differ from the traditional model of illness?
1 answer
397 views
what is the orthocenter of triangle with the vertices of X(-11,0),
Y(-11,-8), Z(-1,-4)?
4 answers
343 views
how do you find the orthocenter of a triangle with the vertices A(4,0) B(-2,4)
C(0,6)? Please explain to me how you get x after
2 answers
1,243 views
Length of a rectangle is 13 cm less than 5 times it's width. Its area is 28 square cm. Find dimensions of rectangle
4 answers
1,835 views
A string under a tension of 43 N is used to whirl a rock in a horizontal circle of radius 3.3 m at a speed of 26.46 m/s. The
2 answers
883 views
Discussion Topic: Chemistry of Life, Cells, and Tissues
Select an organ and provide an example of how it uses the following:
1 answer
429 views
Discussion Topic: Chemistry of Life, Cells, and Tissues
Select an organ and provide an example of how it uses the following:
1 answer
449 views
f(x)=x^3+6x^2+9x
find: x intercepts vertical asymptotes horizontal/slant asymptotes derivative second derivative increasing
1 answer
415 views
f(x)=x/(x^2+x-2)
find: x intercepts vertical asymptotes horizontal/slant asymptotes derivative second derivative increasing
1 answer
435 views
(x^3+7x+12)/(x-4)
find: x intercepts vertical asymptotes horizontal/slant asymptotes derivative second derivative increasing
1 answer
446 views
let fbe a function that is even and continuous on the closed interval [0,3]. the function f and itsderivatives have the
1 answer
644 views
jamie is saving money to buy a cd player that will cost $58, including tax. she has already saved $16. she can earn $6 per hour
4 answers
395 views
daniel collects $87.00 by selling paperback books for $0.50 each and hardcover for $4.00 each. let p be the number of paperback
1 answer
420 views
Cheryl is training for a long bicycle ride. Jim will drive Cheryl back and her bicycle 60 miles from town, drop them off, and
3 answers
551 views
How do you find the perimeter of a second polygon given just the scale factor of both polygons and the perimeter of the larger
5 answers
1,206 views
If you burn 38.9 g of hydrogen and produce 348 g of water, how much oxygen is reacted?
2 answers
532 views
If you burn 38.9 g of hydrogen and produce 348 g of water, how much oxygen is reacted?
4 answers
1,549 views
an electronic manufacturer wants to ship a stereo system. The system includes the following components:
1 Receiver 20in. x 8in. 1
1 answer
410 views
evaluate the function f(r)= sqrt25-r-6 at the given values of independent variables f(16), f(-x), f(25-2x) and simplify
2 answers
728 views
evaluate the function f(r)= sqrt25-r-6 at the given values of independent variables f(16), f(-x), f(25-2x) and simplify
1 answer
466 views
How much CuSO4.5H20 would you need to prepare 6 grams of copper ammine complex, [Cu(NH3)]SO4.H20?
There is only 1 ammonia
3 answers
1,399 views
Write 2 arguments in english, one in the form of modus ponens and one in form of modus tollens. Then write the arguments in
1 answer
481 views
The question will first read in English followed by a reading in French.
*************************************** If alpha + 2
2 answers
545 views
A drawer contains 4 red socks, 3 white socks, and 3 blue socks. without looking, you select a sock at random, replace it and
5 answers
2,087 views
for function f(x)=(x)/x^2-4.
1. State the vertical and horizontal asymtopes. 2. Graph this function.
3 answers
920 views
suppose that sin0=-5/13 and that 0 is a quadrant III angle. what is the exact value of cos0
3 answers
1,086 views
1) A physics book is moved once around the
perimeter of a table of dimensions 1 m by 3 m. What is the distance traveled? 2) A
1 answer
1,285 views
Judy, by chance, spots a potted plant falling
outside the window at 2.88 m/s . Further down the same building, Judy’s boyfriend
1 answer
401 views
A ball is thrown straight up and reaches a
maximum height of 6.71 m. What was its initial speed? The accelera- tion of gravity is
1 answer
402 views
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