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Laura
Questions and answers by visitors named
Laura
Questions (719)
At what point of the curve y= x^4 is the normal line parallel to 2x + y = 3? Find the equation of the normal line.
4 answers
asked by
Laura
7,275 views
how many "particles in solution" will form from each sucrose (C12H22O11) molecule added to water? Explain.
I don't understand
5 answers
9,198 views
1. One of your friends tries to stop an argument between you and your sister. Your friend is practicing
A. empathy B. hazing C.
9 answers
4,299 views
Assuming that it takes 0.10 s for the driver to react before applying the brakes, what is the stopping distance (the distance
4 answers
1,121 views
Which particles move freely in a conductor?
a. negatively charged protons b. positively charged protons c. negatively charged
3 answers
170 views
A girl has a body weight of 400n. What upthrust does she need to float?
5 answers
1,061 views
Calculate the Ka of nitrous acid if a 0.200 mol/L solution at equilibrium at SATP has a percent ionization of 5.8%
5 answers
1,969 views
what is the remainder when the sum 1^5+2^5+3^5+...99^5+100^5 is divided by 4? again a mod problem that I don't know how to work.
5 answers
2,227 views
A copper bowl and a silver bowl of equal mass were heated from 27 C to 100 C. Which required more heat? Expain. (C copper = 380
4 answers
2,142 views
What happens to the following reaction at equilibrium if the pressure is decreased?
2H2(g) + O2(g) 2H2O(g) A. The equilibrium
5 answers
2,767 views
Richard is playing a game where he draws one playing card each out of two stacks of four cards.
Is Richard more likely to draw
5 answers
2,118 views
P and Q are points of trisection of a line segment joining points A(-8,12) and B (1,-3). P is nearer to A. Find the coordinates
4 answers
1,141 views
Compare the independence movements of colonized African nations based on their similarities.(1 point)
Responses Most independence
1 answer
95 views
Iron reacts with sulfur to form a sulfide. If 2.561 g of iron reacts with 2.206 g of sulfur, what is the simplest formula of the
1 answer
1,143 views
A 2.612 g sample of a copper oxide, when heated in a stream of H2 gas, yields .592 g H20. What is the formula of the copper
1 answer
1,264 views
Hydrogen reacts w/ sodium to produce solid sodium hydride, NaH. A reaction mixture contains 6.75 g Na and 3.03 g H2.
A. Which
3 answers
2,856 views
How many moles of ions are there in .2 mol of lithium oxide?
I need help again... Strictly speaking, Li2O is a solid and in that
1 answer
574 views
You are to state what will increase and/or decrease in each of the transactions described below. 1) Mythical Services sold $500
1 answer
491 views
Why do revenues increase capital while expenses decrease capital?
Because cash is a form of capital.
1 answer
552 views
1. What is it that the adjustment process actually accomplishes?
2. What would happen to financial statements if the adjustment
1 answer
453 views
On January 1, 2006, Mythical purchased some office equipment, paying $24,000. It is anticipated that the equipment will last 4
1 answer
1,034 views
How do you measure body volume? I need two ways. Thanks.
Displacement is a common method. Fill a barrel full of water, then dunk
1 answer
635 views
Problem 16-7. Pro forma income statement At the end of last year, Roberts Inc. reported the following income statement (in
4 answers
2,916 views
Would heating a tertiary alcohol change its structure and reaction with hydrochloric acid and potassium permanganate (KMnO4)?
Ter
1 answer
438 views
2)How many arrangements of the integers 1,2,3,...,n are there such that each integer differs by one (except for the first
1 answer
895 views
What is 12 base 5? Would you just divide 12 by five and get 2 (but then what about the remainder)
If you are refering to logs, 12
2 answers
538 views
25.0 cm cubed of Barium hydroxide,Ba(OH)2 solution neautralises 35.0 cm cubed of aqueous hydrochloric acid of concentration 0.09
1 answer
465 views
State the four sections of a buisness cycle. state endogenous and exogenous conditions that affect the buisness cycle. Explain
1 answer
505 views
If travelling waves move at 140 m/s on this string, what musical note is this string currently producing?
In hertz The
1 answer
477 views
Two objects, each with a charge of +3·10-6 C, are located 7 m apart.
What is the electric force between them? Use coulombs
1 answer
845 views
This doesn't seem like it should be that hard, but it is.
List the 2 parts of a controlled experiment. _____ variable-- the
10 answers
640 views
proofread- thanks!
revelado a Dali en un sueno. Esto tambien acentua que no era los clavos que sostenian a Cristo en la cruz,
1 answer
429 views
proofread- thanks!
revelado a Dali en un sueno. Esto tambien acentua que no era los clavos que sostenian a Cristo en la cruz,
1 answer
537 views
can someone please prove the difference rule to me?
d/dx[f(x)-g(x)]=d/dx f(x)- d/dx g(x) plz help
1 answer
333 views
can someone please prove the difference rule to me?
d/dx[f(x)-g(x)]=d/dx f(x)- d/dx g(x) Go to the definition of a derivative:
1 answer
385 views
Is this a strong thesis statement:
Ms Gilman captures the struggle of the narrator as she provides evidence of the journey of the
1 answer
425 views
Have I balanced this right
Al2Se3 + 6 H2O ==> 2 Al(OH)3 + 3 H2Se Let me give you a hint on these, write water as HOH, and it
1 answer
454 views
If I have the temperature, the pressure and the mass how do I calculate the volume?
Thanks Of a gas? PV=nRT The ideal gas law.
2 answers
916 views
If the percentage of arsenic is 76% and the percentage of oxygen is 24% how do I calculate the chemical composition of the oxide
1 answer
525 views
How do I calculate the mas of oxygen that combines with one mol of arsenic atoms to form the oxide of arsenic?
How would I use
1 answer
559 views
Im having trouble identifying forces. I have pictures of things like a man parachuting and a girl skating. I have to draw arrows
3 answers
485 views
I have to find some articles on the Positive Externality(characteristics)of automobiles anad negative externality
1 answer
504 views
Dietary assesment can provide useful
information about which? A. a child's eating pattern (or) B. physical symptoms of nutitional
1 answer
575 views
Screening tests are often provided for
young children for the purpose of: 1. identifying children who require professional
1 answer
386 views
The path of a softball is given by the equation y=0.08x^2 + x + 4.
The coordinates x and y are measured in feet, with x=0
1 answer
747 views
Is there a way to delete the record of a site you have been to: ex. if you went to Google, but then every single time you type
2 answers
511 views
Find the value of x for the area of the triangle that is 12cm sq. The base is 2x+2 and the height is x.
Solve this equation:
1 answer
398 views
Find a(subscript 6) of an arithmetic sequ3nce if a(subscript 4)=5 and a(subscript 9)=20.
The value of an increases 15/5 = 3 per
1 answer
384 views
Find the sum of the first 50 terms of the sequence 2,4,6,8........
That is twice the sum of 1+2+3+...+50 For 1+2+...+N, the sum
3 answers
740 views
Find d of an arithmetic sequence if a(subscript 4)=14 and a (subscript 11)=35
I assume d is the difference between successive
1 answer
471 views
Find the sum of 20 (summation notation symbol)k=1 then (3k-5)
If you mean the sum of the first 20 terms, beginning with k=1, of
2 answers
581 views
What is a word for a cause of fire? I don't want examples but I would like a specific word for a causer of fire that could be
4 answers
406 views
I am nearly done with my Red Badge of Courage Analysis, but I would prefer one more thought from someone other than me. If you
3 answers
454 views
I wrote a thesis statement on "The Red Badge of Courage" and if someone could revise it, it would be pretty helpful.
"Crane
1 answer
461 views
My question says:
How is naturalism used in "The Red Badge of Courage" and come up with three quotes. First of all, can someone
3 answers
472 views
This is for grade 11 math, under quadratic extrema and roots.
Fred and Ginger have 24 m of fencing to enclose a garden at the
2 answers
557 views
I need to verify one of my answers quickly...the problem is:
The mean annual salary for classroom teachers is $43,658. Assume a
2 answers
493 views
Subjects
Art Business Computers English Foreign Languages Health Home Economics Mathematics Music Physical Education Science
2 answers
595 views
i really need help on this question!! I need to solve it using a system of two equations, the question says that an automobile
1 answer
477 views
How did Mendel’s approach to answering scientific questions differ from that of his
contemporaries? Mendel’s approach to
1 answer
712 views
What is the chemical formula for rust, salt and air?
3 answers
376 views
A woman once had a beautiful rubber tree, but when her sister saw her watering it, she laughed and asked why she was watering an
1 answer
413 views
For each of the four major classes of organic compounds, identify the subunits. Describe the general process by which all of
1 answer
460 views
when iron rusts in air, iron(III) oxide is produced. how many moles react with 2.4 iron in the rusting reaction? 4Fe(s) + 3O2(g)
3 answers
813 views
How did U.S. foreign policy at the turn from the 19th to 20th century affect actions taken by the United States towards China?
4 answers
728 views
What makes up the Hindu religion?
1 answer
426 views
Use the Gibbs-Helmholtz equation and the concept of equilibrium to calculate the approximate Celsius temperature for the boiling
1 answer
495 views
Ascorbic acid is a weak organic acid also known as vitamin C. A student prepares a 0.20 mol/L aqueous solution of ascorbic acid
4 answers
738 views
A weak base that encompasses a concentration of 1.4 mol per litre has a percent ionization of 0.63%. Calculate the Kb of this
1 answer
446 views
2. What is the basic principle that can be used to simplify a polynomial? What is the relevance of the order of operations in
2 answers
574 views
What is the difference between a bottle of water and a bottle of hydrgen and oxygen gas?
1 answer
412 views
health care benefits covered by Medicare and Medicaid?
1 answer
402 views
Determine whether the following are redox reactions. If a redox rxn., identify the oxidized reactant and the reduced reactant.
a)
3 answers
1,596 views
The four possible unknown chemicals are: Cu(s), Ca(OH)2(s), KNO3(aq) and C6H12O6(aq).
a) colorless solutions, high electrical
2 answers
921 views
Describe how the range of a projectile varies with launch angle.
3 answers
485 views
When first looking at a slide under the microscope, you should use:
Here are my choices: A. low power and fine adjustment B. high
6 answers
514 views
What organs of the human body are involved in the urinary system and what is the specific purpose of those organs? How does the
1 answer
495 views
I need to graph using the slope and the y intercept this problem and I am not sure how to do it.
x+3y=12 Can someone help me?
1 answer
336 views
Describe what the graph of interval [-4,10] looks like. I am trying to check to see if I have done this right. Any help would be
1 answer
373 views
Describe how the human population growth issue has and will impact the ecosystem.
1 answer
408 views
This is a 3 part question and it is confusing me quite a bit. Please Help!
a) A real estate agent trying to sell you a home in a
2 answers
627 views
Soybean meal is 12% protein; cornmeal is 6% protein. howmany pounds of each should be mixed together to get a 240 pound mixture
4 answers
612 views
How can you determine if a polynomial is the difference of two squares? I think that if the polynomial is x^2-64 that this is a
3 answers
1,013 views
I am so lost, can anyone help me? I don't even understand what the teacher wants out of me with this problem.
Suppose that a
2 answers
518 views
If you have a 4 digit number and multiply it by 4, the product will be the number reversed. (abcd x 4= dcba) What is the number?
3 answers
500 views
I am unsure of what formula to use for this problem can anyone help me?
Lisa can shovel snow from her driveway in 60 minutes, Jim
4 answers
493 views
how do i find the formula for this problem, i can't even find an example of it in my text book.
A conservationalist wants to find
4 answers
458 views
What in the world does this mean?
To estimate animal populations, biologists count the total number of animals in a small section
3 answers
461 views
Oedipus... What eyewitness to the murder of Laius still exists? Scene 2 P
2 answers
887 views
What does 20 divided by 4 minus 5 plus 12 equal? I'm trying to understand the order of operation. I think the answer might be
3 answers
418 views
This is a question my teacher gave me and there are no parenthesis or whatever you might think it needs. It's 20 divided by 4
3 answers
385 views
How do you solve a problem that asks you to find the 500th term?
A beach ball has six vertical sections colored white, orange,
2 answers
860 views
How do you know if a quadratic equation will have one, two, or no solutions?
How do you find a quadratic equation if you are only
1 answer
396 views
1. Total asset turnover indicates the firm's
a)liquidity. b)debt position. c)ability to use its assets to generate sales.
1 answer
978 views
You have a plastic tray with cold water in it and then you have three cups holding it up and one cup has hot water in it. You
3 answers
596 views
1. The financial markets allocate capital to corporations by
a)reflecting expectations of the market participants in the prices
1 answer
797 views
I am supposed to find the ticket sales of a concert using this formula:
N(x)= -0.3x^2 + 6x + 15 X represtents the number of days
4 answers
978 views
Can someone help me figure out what formula I am to use for this word problem? I am having a hard time.
If the sides of a square
3 answers
493 views
A television has a diagonal of 10 inches and a width of 8 inches. what is it's height?
i think the answer is nine inches, am I
7 answers
644 views
Word Problem:
Jack mows the lawn in 4 hours, mary mows the lawn in 5 hours. how long will it take them if they mowed the lawn
4 answers
831 views
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