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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.
1. 4 answers
2. asked by Laura
3. 7,270 views
how many "particles in solution" will form from each sucrose (C12H22O11) molecule added to water? Explain.I don't understand
1. 5 answers
2. 9,196 views
1. One of your friends tries to stop an argument between you and your sister. Your friend is practicingA. empathy B. hazing C.
1. 9 answers
2. 4,293 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
1. 5 answers
2. 2,117 views
Which particles move freely in a conductor?a. negatively charged protons b. positively charged protons c. negatively charged
1. 3 answers
2. 170 views
A girl has a body weight of 400n. What upthrust does she need to float?
1. 5 answers
2. 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%
1. 5 answers
2. 1,967 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.
1. 5 answers
2. 2,226 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
1. 4 answers
2. 2,141 views
The average value of a continuous function f(x) on the closed interval [3,7] is 12. Whats the value of ∫ from [3,7] f(x) dx?
1. 3 answers
2. 3,810 views
What happens to the following reaction at equilibrium if the pressure is decreased?2H2(g) + O2(g) 2H2O(g) A. The equilibrium
1. 5 answers
2. 2,767 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
1. 4 answers
2. 1,140 views
Compare the independence movements of colonized African nations based on their similarities.(1 point)Responses Most independence
1. 1 answer
2. 91 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. 1 answer
2. 1,142 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. 1 answer
2. 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
1. 3 answers
2. 2,854 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. 1 answer
2. 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. 1 answer
2. 490 views
Why do revenues increase capital while expenses decrease capital?Because cash is a form of capital.
1. 1 answer
2. 552 views
1. What is it that the adjustment process actually accomplishes?2. What would happen to financial statements if the adjustment
1. 1 answer
2. 453 views
On January 1, 2006, Mythical purchased some office equipment, paying $24,000. It is anticipated that the equipment will last 4
1. 1 answer
2. 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. 1 answer
2. 635 views
Problem 16-7. Pro forma income statement At the end of last year, Roberts Inc. reported the following income statement (in
1. 4 answers
2. 2,916 views
Would heating a tertiary alcohol change its structure and reaction with hydrochloric acid and potassium permanganate (KMnO4)?Ter
1. 1 answer
2. 437 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. 1 answer
2. 894 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
1. 2 answers
2. 537 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. 1 answer
2. 465 views
State the four sections of a buisness cycle. state endogenous and exogenous conditions that affect the buisness cycle. Explain
1. 1 answer
2. 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. 1 answer
2. 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. 1 answer
2. 844 views
This doesn't seem like it should be that hard, but it is.List the 2 parts of a controlled experiment. _____ variable-- the
1. 10 answers
2. 639 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. 1 answer
2. 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. 1 answer
2. 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. 1 answer
2. 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. 1 answer
2. 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. 1 answer
2. 424 views
Have I balanced this rightAl2Se3 + 6 H2O ==> 2 Al(OH)3 + 3 H2Se Let me give you a hint on these, write water as HOH, and it
1. 1 answer
2. 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.
1. 2 answers
2. 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. 1 answer
2. 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. 1 answer
2. 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
1. 3 answers
2. 484 views
I have to find some articles on the Positive Externality(characteristics)of automobiles anad negative externality
1. 1 answer
2. 504 views
Dietary assesment can provide usefulinformation about which? A. a child's eating pattern (or) B. physical symptoms of nutitional
1. 1 answer
2. 575 views
Screening tests are often provided foryoung children for the purpose of: 1. identifying children who require professional
1. 1 answer
2. 385 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. 1 answer
2. 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
1. 2 answers
2. 509 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. 1 answer
2. 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. 1 answer
2. 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
1. 3 answers
2. 740 views
Find d of an arithmetic sequence if a(subscript 4)=14 and a (subscript 11)=35I assume d is the difference between successive
1. 1 answer
2. 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
1. 2 answers
2. 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
1. 4 answers
2. 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
1. 3 answers
2. 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. 1 answer
2. 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
1. 3 answers
2. 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
1. 2 answers
2. 556 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
1. 2 answers
2. 493 views
SubjectsArt Business Computers English Foreign Languages Health Home Economics Mathematics Music Physical Education Science
1. 2 answers
2. 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. 1 answer
2. 476 views
How did Mendel’s approach to answering scientific questions differ from that of hiscontemporaries? Mendel’s approach to
1. 1 answer
2. 712 views
What is the chemical formula for rust, salt and air?
1. 3 answers
2. 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. 1 answer
2. 413 views
For each of the four major classes of organic compounds, identify the subunits. Describe the general process by which all of
1. 1 answer
2. 459 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)
1. 3 answers
2. 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?
1. 4 answers
2. 728 views
What makes up the Hindu religion?
1. 1 answer
2. 426 views
Use the Gibbs-Helmholtz equation and the concept of equilibrium to calculate the approximate Celsius temperature for the boiling
1. 1 answer
2. 494 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
1. 4 answers
2. 737 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. 1 answer
2. 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
1. 2 answers
2. 572 views
What is the difference between a bottle of water and a bottle of hydrgen and oxygen gas?
1. 1 answer
2. 411 views
health care benefits covered by Medicare and Medicaid?
1. 1 answer
2. 401 views
Determine whether the following are redox reactions. If a redox rxn., identify the oxidized reactant and the reduced reactant.a)
1. 3 answers
2. 1,595 views
The four possible unknown chemicals are: Cu(s), Ca(OH)2(s), KNO3(aq) and C6H12O6(aq).a) colorless solutions, high electrical
1. 2 answers
2. 921 views
Describe how the range of a projectile varies with launch angle.
1. 3 answers
2. 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
1. 6 answers
2. 513 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. 1 answer
2. 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. 1 answer
2. 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. 1 answer
2. 373 views
Describe how the human population growth issue has and will impact the ecosystem.
1. 1 answer
2. 407 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
1. 2 answers
2. 626 views
Soybean meal is 12% protein; cornmeal is 6% protein. howmany pounds of each should be mixed together to get a 240 pound mixture
1. 4 answers
2. 611 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
1. 3 answers
2. 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
1. 2 answers
2. 517 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?
1. 3 answers
2. 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
1. 4 answers
2. 492 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
1. 4 answers
2. 458 views
What in the world does this mean?To estimate animal populations, biologists count the total number of animals in a small section
1. 3 answers
2. 461 views
Oedipus... What eyewitness to the murder of Laius still exists? Scene 2 P
1. 2 answers
2. 886 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
1. 3 answers
2. 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
1. 3 answers
2. 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,
1. 2 answers
2. 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. 1 answer
2. 395 views
1. Total asset turnover indicates the firm'sa)liquidity. b)debt position. c)ability to use its assets to generate sales.
1. 1 answer
2. 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
1. 3 answers
2. 596 views
1. The financial markets allocate capital to corporations bya)reflecting expectations of the market participants in the prices
1. 1 answer
2. 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
1. 4 answers
2. 977 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
1. 3 answers
2. 492 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
1. 7 answers
2. 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
1. 4 answers
2. 829 views

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