Questions Asked on
April 1, 2007

Calculus
I really need help with this problem an automobile accelerates from rest at 1 + 3(square root)t mph/sec for 9 seconds. How far does it travel in those nine seconds? I have found that the velocity, after nine seconds, is 63 I have figuredout the answer but
asked by James 
Somebody answer
answer questions Ask a question. I have been working on the question for at least an hour. The question is: I have to spend 100 dollers and by 100 brains. Cow brains 5.00 Pigs 2.00 sheep 0.10 I have to buy one of each. I am very confused. Are teacher gave
asked by dfsfd 
Chemistry
Explain why acetic acid has four hydrogens, but is a monoprotic acid The formula for acetic acid is CH3COOH so yes it does have four hydrogens. But the only hydrogen that is able to easily come off and be donated to another molecule is the H from COOH and
asked by John 
physics
In preparation for shooting a ball in a pinball machine,a spring (K=675N/m) is compressed by 0.0690m relative to its unstrained length. The ball(m=0.600kg) is at rest against the spring at point A.When the spring is released, the ball slides (without
asked by Cavin 
Chemistry
Can someone check my answers? These are based off of an experiment which is determining the proportionality constant, R, in the ideal gas equation. 1. Suppose a student runs into some procedural and calculation difficulties. State the effect the following
asked by Brandon 
Chemistry
How many valence electrons does molybdenum have? (give only 1 answer) Go to this site and look for the electrons available in the outside shells. Click on element #42 and scroll down the menu on the left side until you come to electron configuration.
asked by Al 
Economics  Marginal Utility
If the price of a cheeseburger is $2 and the price of a bag of french fries is $1, and you have $7 to spend (and you can spend all of it). What is the utilitymaximizing combination of cheeseburgers and french fries? Wouldn't that depend on the utility
asked by Tracci 
physics
In preparation for shooting a ball in a pinball machine,a spring (K=675N/m) is compressed by 0.0690m relative to its unstrained length. The ball(m=0.600kg) is at rest against the spring at point A.When the spring is released, the ball slides (without
asked by Coreen please check the answer 
Physics
How is it possible for a fabric (textile) to conduct the 3 modes of heat transfer (conduction, convection and radiation?) i've been searching for a possible experiment to investigate this but no luck Anything with a higher temperature than its surroundings
asked by Pet 
Econmics  Marginal Utility
total utility of total utility of cheeseburgers french fries 0 0 20 8 36 14 48 18 56 20 60 20 What is the utilitymaximizing combination of cheeseburgers and french fries if cheeseburgers are $2 and french fries are $1 and you have $7 to spend (and you can
asked by Tracci 
algebra can't figure out this problem!!!
The graph of (3(x+2)+1 / (x+2)^3)6 is the same as the graph of 3x+1 / x^3 only it is shifted _____________. start with 3x + 1/x^3 now replace x with x+2 and you will get 3(x+2) + 1/(x+2)^3 which will result in a horizonatal shift of 2 units to the LEFT
asked by Anonymous 
Chemistry
Chromium is electroplated from an aqueous solution containing H2SO4 and H2CrO4. What current is required to deposit chromium at rate of 1.25g/min. 1.25g x 1mol/51.9961 = .0240mol Now I just don't know how to figure out the number of electrons to do the
asked by Jennifer 
math
find the rule for the Nth term of the arithmetic sequence. 11/2, 25/6, 17/6, 3/2, 1/6..... If you change the denomators to 6, you should notice the numerators follow the sequence: 33,25,17,9,1,...which is an arithmetic sequence with a common difference of
asked by brandon 
Chemistry
Can someone check my answers? These are based off of an experiment which is determining the proportionality constant, R, in the ideal gas equation. 1. Suppose a student runs into some procedural and calculation difficulties. State the effect the following
asked by Brandon Linkes 
Chemistry (equilibrium)
In the following equilibrium system, N2O4(g) NO2(g), what happens to the color of the gas if the forward reaction speeds up? What happens if the reverse reaction speeds up? What happens if the forward and reverse reaction happen at the same time? NO2 is a
asked by abby 
? about this website
Yes. I have wondered this for a while. Can you guys tell what house or computer the questions come from? Well...not REALLY. But that doesn't mean other people can't. When you are online, your computer has an IP Address (Internet Provider Address). With
asked by GuruBlue 
math questions
Please help me to resolve that sevent questions.Many people are interested in losing weight through exercise. An important fact to consider is that a person needs to burn off 3,500 calories more than he or she takes in to lose 1 pound, according to the
asked by carmen 
Science
What is the difference between mass an weight? http://www.google.com/search?hl=en&lr=&as_qdr=all&q=allintitle%3A++%22+mass+and+weight%22+site%3A.edu&btnG=Search
asked by La La Laquandra 
physics
A spiral staircase winds up to the top of a tower in an old castle. To measure the height of the tower, a rope is attached to the top of the tower and hung down the center of the staircase. However, nothing is available with which to measure the length of
asked by Coreen 
science
why is copper used for electrical wiring? The have writen 'Copper is a good conductor of electricity.' Is this correct? Yes, copper is a good conductor of electricity. It also is ductile (easily drawn into wires) (extruded), copper ore is realitively
asked by sean 
math
Please help me to resolve that sevent questions.Many people are interested in losing weight through exercise. An important fact to consider is that a person needs to burn off 3,500 calories more than he or she takes in to lose 1 pound, according to the
asked by carmen 
MATH!
Finding Common Demoninators in fractions. 1) 2 4    x^216 x^2+x12 2) x3 x+3  +  x^2+2x8 x^2+7x+12 Can ANYONE help me with these. I cant figure out how to get the DEMONINATORS THE SAME!? Use brackets to write these kind of fractions, the
asked by megan 
mummification
What substance was used to stuff the nostrils? http://www.touregypt.net/featurestories/mummification.htm Use Ctrl + F and search for nostrils. =) Thank you for using the Jiskha Homework Help Forum. The nostrils were stuffed with resin or wax.
asked by ??? 
english
Does this sentence make sense?: A highly informative book, Marc Aronson wrote WitchHunt Mysteries of the Salem Witch Trials. or does it make it seem as though Marc Aronson is the highly informative book (which he's not)? Thanks for the help! can u write
asked by Fidelia 
math
A roof rises 9.75 ft over a horizontal distance of 15.84ft. What is the slope of the roof to the nearest hundredth? I am not sure if i am using the right fomula. i used the slope rise/run therefore i got : 0.6155303 and when rounded to the hundreadths
asked by jasmine20 
civilizations
Out of all the different civilizations, which one is the least known ? Since you're asking about the "least known" civilization, there aren't going to be many (if any) answers  since people don't know about it! If you search Google for "little known
asked by zak 
Calulus/Optimization
I don't understand how to solve optimization problems, (like here's the volume of a box, find the least amount of material it would take to make such a box). Is there a tutorial or some general step by step instruction on how to do these? Thanks in
asked by Amy 
math
Solve the following applications. Crafts. Marc took 3 hours (h) to mow a lawn while Angelina took 150 minutes (min) to mow the same lawn a week earlier. Write the ratio of Marc’s time to Angelina’s time as a ratio of whole numbers. Once the numbers in
asked by carmen 
Biochemistry
I have asked for help from other classmates and we are so lost. Any help would be appreciated!! :) Q: What are the major carboncontaining products and the total molar yield of ATP when mammalian cell homogenates are incubated iwth the four fatty acids
asked by Ashley 
Drama Question
A propbox is a/an: effective strategy for enhancing drama activities. (or) tool for evaluating activities Check this site for your answer. http://www.angelfire.com/dc/childsplay/Prop_Box_Ideas.htm Thank you for using the Jiskha Homework Help Forum. A
asked by Bobbie 
physics
when an object of mass M1 is hung on a vertical spring and set vertical simple harmonic motion, its frequency is 12 Hz. When another object of mass m2 is hung on the spring along with m1, the frequency of the motion is 4hz. Find the ratio m2/m1 of the
asked by CJ 
Algebra
How to graph a system of linear inequalities. How to figure out the points. y2x+7 Plot the line y=5x 7 I assume you know how to do that. Now, since y is less than that line (look at the original equation), the area of allowability is BELOW that line. Now
asked by William 
Anne Frank
I need a good website to look up Anne Frank and please nothing to do with wikapedia.
asked by Amy 
Hottie
If you want to be banned from this site, keep it up. sorry about my brother. He always tries to get himself in trouble. My mom just banded him from the computer. Sorry and hope you can forgive him. SORRY
asked by bobpursley 
algebra
Also, I belive that #4 is D. I drew out a graph and it is symmetrical to point A. After looking over #3, I got B because axis of symmetry is b/2a, so it would be 6/2(1)= 3. I need help on how to do the following problems: 1. The graph of x^2 + y^2 = 100
asked by Anonymous 
business and finance
Please hel me to solve the following applications. Business and finance. A store has Tshirts on sale at 2 for $5.50. At this rate, what do five Tshirts cost? Thank you for using the Jiskha Homework Help Forum. Why not find out what one shirt costs first?
asked by carmen 
Chemistry
http://www.google.com/search?hl=en&ie=UTF8&sa=X&oi=spell&resnum=0&ct=result&cd=1&q=trifluoroacetic+acid&spell=1 What would happen to the strength of acetic acid if the three hydrogens that were on thte adjoining carbon were replaced with fluorines? It
asked by DrBob222 
Science
True or False: Einstein's general theory of relativity explains that light is unaffected by gravity. Fill in the Blank: Newton's law of says that the gravitational force between 2 objects is proportional to the quantity of their masses and inversely
asked by Kelsey 
Calculus
I'm having trouble trying to figure this problem out, I know the variables of the problem but I don't seem to get the right answer here is the formula that i'm using: A = P (1 + r/n)^n * t. Here is the problem: If Joe deposits $12,000 into an account that
asked by Vesone 
Calculus
alright. i need to write a definite integral for the volume and evaluate the integral for the region bounded by y=x^2, y=0, and x=1 revolved about the a) xaxis, b) the yaxis, c) x=2, and d) y=2. HELP! Lets do the x=2 axis. dV= pi rh dr where r is
asked by Megan 
College Alegebra
I know I have to take the log of both sides, but I don't seem to get how they work out! Can anyone explain how to do 3e^(1+x) = 2 AND 10^(2x+3) = 280 If you walk me through one I should be able to figure out the other. Hopefully... I think you need to go
asked by Lost in Logarithms 
history
i have to draw a picture of a crusader soldier from the middle ages. i have tried a couple of websites but as i do not know what one looks like, i don't know which is correct. please help. http://www.albionmonitor.com/0404a/crusader.gif Thank you for using
asked by lizbeth 
math
I have to make a checker board 40cm by 40cm and it has to have 8 even squares in each row. Is the 40 cm 15 3/4 inches? and how do you measure each square to be equal? You'll need a ruler with centimeters. Then divide 40 by 8 to find the size (in
asked by jared 
History
About Cleopatra VII... Why do you think she is so famous? What about her as made her so iconic? http://www.bbc.co.uk/history/historic_figures/cleopatra_vii.shtml Here are a couple of sites that will give you some answers to that. (Broken Link Removed)
asked by Lucy 
New York
For a report I have to choose a state and a town and write about it I chose Franklinevill NY. Please help me find some websites or maybe find a better state and town to do my report on. Thank you I googled Franklinville NY and found this home page for the
asked by sierra 
Us history
Woodrow wilson was determined to " strike a new note in international affairs... to see that sheer honesty and even unselfishness... should prevail over nationalistic selfseeking in america foreign policy." evaluate in respect of a neutrality in ww1
asked by Star 
Music and Movement
A childcentered experience that connects music, movement,and language is: A. listening to the sounds of nature B. matching "sound shake" instruments C. visiting musicians in the community D. participating in musical storytelling Wouldn't it be (D)because
asked by Chrissy 
Biology
How is commercial root beer carbonated? Yeastcarbonated root beer contains a small amount of alcohol. ... which contain the same sort of artificial colors and flavors as commercial root beers. Since this is not my area of expertise, I searched Google
asked by Raj 
science chem
As a radio active material gets older, does it emit less, more or a constant level of radiation per second? There is less matter to convert, and it takes the same time per atom. Of course the activity is less.
asked by sean 
Chemistry
Explain why acetic acid has four hydrogens, but is a monoprotic acid. Answered above under another name (John).
asked by Dave 
science
light affected by gravity in einsteins general theory of relativity Look below at yopu previous post. I tried again
asked by Kelsey 
Chemistry
#3 a)What is the pH when 1.25L of a 0.200 M solution of the strong electrolyte NaH2PO4 is mixed with 1.00 L of a .150M solution of the strong electrolyte Na2HPO4? b)What is the pH if the volume of the solution in problem #3a is doubled? c) What is the pH
asked by Aletha 
Science
Characteristics of a normal fault, reverse fault, and strike slip fault. I think most everything you need is on the following page: http://en.wikipedia.org/wiki/Geologic_fault
asked by Liz 
Science
At why type of plate boundary are normal faults found? http://jersey.uoregon.edu/~mstrick/AskGeoMan/geoQuerry19.html
asked by Liz 
math , question
Can someone give me an example of how might anyone apply radical expressions and their applications to the daily life of themselves. Well square root of 25 is 5 now A^2 + B^2 = C^2 We need to see if a box is square. So we measure down one side 3' the the
asked by jasmine20 
social studies
What sailor provedthat Columbus did not reach Asia?
asked by Adrianna 
chem
Consider the equation A in a 1L container. At 7.57C, the molar concentrations of A and B are 7.228M and 1.976 (respectively). Suddenly, 1.831 moles of A are added to the system. What is the change in deltaG of the system (Answer in kJ) At first, I thought
asked by Marisol 
math
what is 454,875,454,216,544/4,546,481,12= ? use a calculator. I don't have one. 1000500.03 and then there is a long list of things.
asked by jackson 
Colorado
Does anybody happen to know what colorodos state fish is. I used to live in colorado and it is Greenback Cutthroat Trout
asked by martha 
Drama Question
Creative drama offers a means for cooperative learning and teamwork through which? 1. shared experiences 2. creative illustrations 3. building language skills 4. improvised facial expressions I am thinking "shared experiences" offer a means of cooperative
asked by Bobbie 
math
8:15::24:45 I need to write the following as proportions. If Maria hit 8 home runs in 15 softball games, then she should hit 24 home runs in 45 games.
asked by bobpursley 
Geography
Identify any references to volcanoes, earthquakes, or the relationship of humans to these forces of nature in the Klickitat legend. please help...thanks Look at the last story at this site: http://www.wisdomoftheelders.org/prog7/transcript07_tis.htm Then
asked by Cindy 
math HELP
Okay the questions is I have 100 dollers to spend and I most buy 100 shoes. Flip flops are .10 each High heels are 2.00 each boots are 5.00 You have to buy at least one of each. I have been working hard on question and I feel like I am about to pull my
asked by heather 
social studies
what is the old japanese art of growing small trees called? bonsai
asked by Valerie 
poetry
In thornton Wilder's The skin of your teeth for this question Who says this quote Tear everything down I don't care if you smash it. Is the answer mr. antrobus. Thanks
asked by casey 
advertising
how would you explain the redeeming value of sexual appeals in advertising? if sexual appeals are considered okay by the targeted audiences, what responsibily does the advertiser have for indirect targets such as children and how can advertisers protect
asked by Cher 
University
3.
asked by Lucy 
Early Childhood Ed.
When children playact and make change in an imaginary grocery store located in a theme corner, they are integrating which? 1. technology and creative drama 2. language and science 3. mathematics and creative drama 4. mathematics and nutrition Wouldn't
asked by Kendra