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2008
April

Questions Asked on April 10, 2008

Calculate the power output of a 1.3-g fly as it walks straight up a windowpane at 2.5 cm/s
1. 2 answers
2. asked by Lizbeth
3. 7,226 views
Describe two similarities and two differences between eukaryotic cells and prokaryotic cells. Why do you think eukaryotic cells
1. 2 answers
2. asked by will
3. 7,014 views
A spring with constant speed of 3.5x10^4 N/m is initially @ its equilibrium length. (a)How much work must u do to stretch the
1. 2 answers
2. asked by Clarita
3. 2,351 views
the cells of plants and algae have a hard __ ___ made of cellulose
1. 5 answers
2. asked by sabby
3. 2,170 views
A 62.0-kg baseball player slides 3.40 m from third base w/ a speed of 4.35 m/s. If the player comes to rest in third base , (a)
1. 2 answers
2. asked by Tina
3. 2,028 views
Can someone tell me if I answered my question correctly?During the cell cycle when does DNA replication take place? During
1. 1 answer
2. asked by Kally
3. 1,890 views
In order to keep a leaking ship from sinking, it is necessary to pump 12.0 lb of water each sec from below deck up a height of
1. 2 answers
2. asked by Tina
3. 1,869 views
A current of 5.0 A flows for 20.0 minutes through a bulb and delivers 15000 J of electric energy to the bulb. What is the
1. 3 answers
2. asked by Jon
3. 1,537 views
An alpha particle (which has two protons) is sent directly toward a target nucleus containing 80 protons. The alpha particle has
1. 2 answers
2. asked by Todd
3. 1,535 views
I really need help with this question for my chem H.W.1) On a summer day in Breckenridge, Colorado, the atmospheric pressure is
1. 1 answer
2. asked by Lisa
3. 1,470 views
22 mL of 0.37 mol per litre acetic acid is titrated by way of a standardized 0.29 mol/L KOH solution. Calculate the pH of the
1. 2 answers
2. asked by Joseph
3. 1,365 views
25 mL of standardized 0.45 mol/L NaOH is titrated with 21 mL of 0.35 mol/L acetic acid. Calculate the pH of the solution
1. 1 answer
2. asked by unknown
3. 1,356 views
This is what the paper is about.Choose a recent (within the last 2 years) article written for parents, teachers, or other family
1. 3 answers
2. asked by Bizzy
3. 1,323 views
A standard solution of FeSCN2+ is prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN. The equilibrium
1. 3 answers
2. asked by Gloria
3. 1,271 views
The correct interpretation of the equation below is:Fe3+(aq) + SCN–(aq) --> FeSCN2+(aq) A. At equilibrium, the rate of the
1. 1 answer
2. asked by Jerome
3. 1,248 views
In a population-based cohort study, an entire community was interviewed regarding smoking habits and then followed for one year.
1. 2 answers
2. asked by DANIELLE
3. 1,216 views
I had to write an essay about Frankenstein . I had to talk about chapter five and say what techniques were used and I also had
1. 29 answers
2. asked by Sarah (P.S.)
3. 1,189 views
Is there a difference between a main idea and a central theme?
1. 0 answers
2. asked by Kathy
3. 1,149 views
The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an
1. 1 answer
2. asked by Jason
3. 1,146 views
1. Explain in detail how to determine the value of the independent variable in a quadratic relation if the value of the
1. 2 answers
2. asked by Amanda
3. 1,123 views
I am trying to calculate the reduction in consumer surplus and producer surpluscaused by the tax in this graph. The price with
1. 4 answers
2. asked by G
3. 1,111 views
ok so i must have not payed attention in class when we talked about asymmetric costs in cournot duopoly's, so i am stuck on a
1. 1 answer
2. asked by James
3. 1,091 views
What is the pH of the solution created by combining 12.00 mL of the 0.10 M base with 8.00 mL of the 0.10 M acidacid: acetic acid
1. 1 answer
2. asked by unknown
3. 1,065 views
An AgNO3 solution (44 mL/0.44 M) has been mixed with an NaCl solution (83 mL/1.35x 10^-2 M)a)Determine the ion product of the
1. 2 answers
2. asked by Joseph
3. 1,041 views
Can someone tell me this is right?Look for the domain. f(x)=log(sub3)(5x+1) 5x+1<=0 (5x/5)<=(-1/5) x<=(-1/5) x>(-1/5) (-1/5,oo)
1. 4 answers
2. asked by Anne
3. 1,034 views
We have to solve for the problem below to make sure that it is equivalent to 2csc(x). However, I keep getting 2/2sin(x) and not
1. 1 answer
2. asked by Sharon
3. 1,028 views
Working with simple addition and multiplication of positive and negative numbers. Have completed 59 of 60 problems on a
1. 1 answer
2. asked by Linda
3. 1,015 views
Is it possible for two right rectangular prisms to have the same volume yet not have the exact same dimensions? If it is not
1. 4 answers
2. asked by Tiffany
3. 934 views
Determine the ionization energy of a hydrogen atom (in kJ/mol) if the electron is in its ground state. (Hints: Use the Rydberg
1. 1 answer
2. asked by Un
3. 909 views
Objective of Exercise: Conduct research online regarding the strongest of your multiple intelligences. Find three Web sites
1. 11 answers
2. asked by Marissa
3. 897 views
If a cat has 5 kittens, what is the probability that all 5 will be female?
1. 2 answers
2. asked by Tara
3. 869 views
can you solve this equation by using simultaneous equations and can you write the method please?Sarah and Louise have a combined
1. 2 answers
2. asked by harry
3. 829 views
For the step ladder shown in the Figure, sides and are each ft long and hinged at . is a -ft long tie rod, installed halfway up
1. 2 answers
2. asked by lizzy
3. 823 views
How does life, works, and legacy of Beethoven relate to the heroic aspect of romanticism?
1. 2 answers
2. asked by Tilliams
3. 801 views
2) What credibility did you give initially to an article drawn from the W_W_W? What are your thoughts about the practical
1. 5 answers
2. asked by Bizzy
3. 791 views
The concentration and volume of reagents combined in each trial are listed in the table below:Trial 00020 M 00020 M H2O(mL)
1. 1 answer
2. asked by Gloria
3. 783 views
A 62.0-kg baseball player begins sliding 3.40 m from third base w/ speed of 4.35 m/s. If the player comes to rest at third base
1. 2 answers
2. asked by Tina
3. 783 views
As a psychology major, when choosing my classes my main emphasis and focus is on my course of study such as, psychology, social
1. 4 answers
2. asked by rose- Ms. Sue
3. 758 views
Our professor provided us a content guide for this particular essay. Pasted below is one of his guidelines.1. Describe the
1. 12 answers
2. asked by Bizzy
3. 756 views
How do I solve this equivalent equation? 12b<12
1. 3 answers
2. asked by Tyler
3. 745 views
The system shown in the Figure is in equilibrium. The mass of block 1 is 2.2 kg and the mass of block 2 is 3.5 kg. String 1
1. 0 answers
2. asked by lizzy
3. 709 views
In a population-based cohort study, an entire community was interviewed regarding smoking habits and then followed for one year.
1. 0 answers
2. asked by DANIELLE
3. 709 views
Hi,This is my introduction paragraph for an essay I am writing. I am not really confident on my grammar and sentence stucture. I
1. 4 answers
2. asked by Bizzy
3. 696 views
verify the identities:1.) 2tanx-(1+tanx)^2 = -secx 2.) cos(x-330degrees)=1/2(�ã3cosx-sinx) *the �ãis only over the 3* 3.)
1. 3 answers
2. asked by Hailey
3. 691 views
19 mL of 0.50 mool/L NaOH which is standardized becomes titrated alongside 24 mL of 0.44 mol/L acetic acid. Determine the pH of
1. 1 answer
2. asked by Joseph
3. 688 views
A cell with replicated chromosomes. Pick haploid, diploid, or none. Explain why you chose the one you did.My answer:(I am not
1. 1 answer
2. asked by Tim
3. 687 views
A farmer plants seeds in a field that is 125 meters long by 75 meters wide.The seeds must receive 1 liter of water per square
1. 3 answers
2. asked by brandon
3. 683 views
State the coordinates of two points on the following linex=3-8t y=4t For one point I got (3,0). In the back of the book it says
1. 1 answer
2. asked by Alex
3. 680 views
I have a question about distillation.Or heating in general. When something says heat for 1hr or 1/2 hr do you start counting
1. 5 answers
2. asked by ~christina~
3. 673 views
Please could you check my French homework for mistakes?The first part is a presentation and the second part is my half of a role
1. 4 answers
2. asked by Sarah
3. 672 views
An important factor to consider in choosing your classes is how employers will view the skills you have developed during your
1. 2 answers
2. asked by rose - Ms. sue
3. 665 views
what is radioactive waste and why is it stored underground
1. 4 answers
2. asked by gillian
3. 653 views
6 times negative 6
1. 1 answer
2. asked by contoni
3. 652 views
Suppose students in your school arrive in groups each morning. You are the first to arrive, and you are alone, but still
1. 1 answer
2. asked by Elizabeth
3. 645 views
what was Nixon's policies of engagementwith foreign policy strategies used during the cold war?
1. 1 answer
2. asked by sandie
3. 644 views
I've corrected my work. I think I got everything.About the Hugh Heffner presentation, the bit about the A levels. I wanted to
1. 2 answers
2. asked by Sarah
3. 640 views
The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an
1. 1 answer
2. asked by Gloria
3. 634 views
Where you usually eat?Ou tu manges d'habitude? I was wondering for asking the question, where the d'habitude goes? End of
1. 1 answer
2. asked by janice
3. 630 views
A farmer plants seeds in a field that is 125 meters long by 75 meters wide.The seeds must receive 1 liter of water per square
1. 2 answers
2. asked by brandon
3. 626 views
How is doing operations (adding, subtracting, multiplying, and dividing) with rational expressions similar to or different from
1. 1 answer
2. asked by Nena
3. 603 views
In what ways is the large scale generation of sulfur oxides easier to control than the generation of nitrogen oxides? and in
1. 1 answer
2. asked by Maya
3. 596 views
Calculate the concentration of a 50.0mL sample of HBr acid, which was titrated with 37.7 mL of 0.57 M NaOH base.Why is an
1. 1 answer
2. asked by Jared
3. 592 views
Among 10,000 twin births, there were 4350 male pairs, 4150 female pairs and 1,500 male-female pairs. What are the number of
1. 0 answers
2. asked by Cool
3. 588 views
What is the pH of a 1.24 mol/L solution of HCN(aq) if its Ka = 6.2 x 10^-10?I am not sure how to this question... I did
1. 1 answer
2. asked by Lloyd
3. 586 views
You and your team are preparing to give an oral presentation to your coworkers at the upcoming weekly training meeting. Your
1. 2 answers
2. asked by DTD
3. 586 views
An equilibrium constant ...A. is the same, regardless of the initial concentrations of reactants. B. is small when the products
1. 1 answer
2. asked by Wayland
3. 582 views
A object-spring system oscillates with an amplitude of 3.8 cm. If the spring constant is 210 N/m and object has a mass of 0.50
1. 2 answers
2. asked by Chris Adison
3. 579 views
another name for prokaryotes (7 letters last letter is [A]).
1. 4 answers
2. asked by sabby
3. 575 views
Question:Have the large salaries of professional athletes had a negative impact on the athletes or the sports? If yes give name
1. 1 answer
2. asked by Britney
3. 574 views
How do I solve this?There are 171 seventh graders eating lunch. This number represents 45% of all of the seventh grades. How
1. 2 answers
2. asked by Tyler
3. 572 views
If a solution is diluted, say by adding 100ml of solvent, does the number of moles of solute change? Does the concentration
1. 2 answers
2. asked by david
3. 571 views
Although i'm finished my essay i'm still unsure of this topic:The topic is that I have to research the colonical history of the
1. 1 answer
2. asked by art alexakis
3. 569 views
How do I solve this equivalent equation? 5x +2 < 17 (again the <is underlined)Do I subtract 2 from each side so it would read 5x
1. 1 answer
2. asked by Tyler
3. 563 views
what is the value of log10 6.85 to the nearest ten thousandth
1. 0 answers
2. asked by B
3. 561 views
Calculate the pH of a 1.33 mol/L solution of HCN is the Ka value of HCN is 6.2x10^-12
1. 1 answer
2. asked by Joseph
3. 552 views
A cone is formed by revolving which of the following figures about a line containing one of its edges?A. Rectangle B. Right
1. 2 answers
2. asked by Chelsey
3. 549 views
You run a titration using HCI as the sample with 3.56M KOH as the titrant. Calculate the concentration of the HCI if the sample
1. 1 answer
2. asked by Jared
3. 549 views
the concentration of OH ions in a household ammonia cleaning solution is0.0035M. Calculate the concentration of H ions.would it
1. 1 answer
2. asked by david
3. 548 views
The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an
1. 1 answer
2. asked by Anonymous
3. 543 views
I need some websites that tell about what cooks did in the medieval times and other stuff about the cooks back then. So please
1. 4 answers
2. asked by brittany
3. 541 views
The sheet is titled Solving Inequalities. I need to solve this question by equivalent equations and show my steps.So, how do I
1. 5 answers
2. asked by Tyler
3. 539 views
4^-x=(1/256)I think the answer or I guess the answer I have is: 4^-x=16^-2
1. 1 answer
2. asked by Lyn
3. 531 views
You told me the steps on a previous post but i must have forgot how to work out absorbance or ICE cus i keep getting the wrong
1. 1 answer
2. asked by Amy
3. 531 views
five (5) different products that have to do with sports. It can be exercise equipment, practice equipment, protective equipment,
1. 2 answers
2. asked by Eagle
3. 530 views
What are the 4 nucleotides found in DNA?
1. 2 answers
2. asked by Brian
3. 523 views
I could only get the first part of this question. Can someone help me with the second part?You borrow $7000 from a bank for 3
1. 1 answer
2. asked by Marisol
3. 523 views
Please help!These are the directions:(minus the accents) Faites de nouvelles phrases avecles sujets entre parenth?ses. 1. Vous
1. 3 answers
2. asked by Anonymous
3. 514 views
Is this an argument?If the recent evidence of deterrence is shown to be correct, then opponents of capital punishment will face
1. 3 answers
2. asked by Steve
3. 512 views
Can someone explain how to do this Give the five-number summary of each set of numbers 7, 7, 5, 4, 1, 9, 8, 8, 8, 5, 2. I'm not
1. 3 answers
2. asked by Teresa
3. 512 views
i am soo stuck on this question please help. 3. It is hard to understand how seemingly random events like mating could lead to
1. 5 answers
2. asked by emily
3. 511 views
what is the range of y=Arc sin x?I don't know what is the Arc stands for. Please help and explain. Thanks!
1. 8 answers
2. asked by Malisa
3. 510 views
the rule ( x, 3/4) is applied to a polygon. the given point is on the original plygon. find the image of the point.a= (6,8)
1. 0 answers
2. asked by chandni
3. 510 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. asked by Laura
3. 508 views
describe how electricity is produced in a nuclear power station ??
1. 1 answer
2. asked by gillian please help
3. 508 views
The legend of this 12 century English bandit-hero made known through the ballads and songs of wandering minstels who weaved a
1. 1 answer
2. asked by Taylor
3. 508 views
What is the pH of a 1.24 mol/L solution of HCN(aq) if its Ka = 6.2 x 10-10
1. 3 answers
2. asked by unknown
3. 507 views
Consider the equation x^2 + 20 = 12xA) draw geometric diagram representing this equation. B) Show how to complete the square
1. 1 answer
2. asked by John
3. 486 views
After aging the accounts receivable, it is estimated that $800 will not be collected and the allowance account has a credit
1. 0 answers
2. asked by Valeria
3. 485 views
I need help distinguishing between fallacies
1. 2 answers
2. asked by Lori
3. 483 views
After aging the accounts receivable, it si estimated that $800 will not be collected and the allowance account has a debit
1. 0 answers
2. asked by Valeria
3. 483 views

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