Questions Asked on
October 24, 2007

PHYSICS
A 1000kg sports car accelerates from 0 to 25m/s in 7.5s what is the average power delivered by the engine? i know that POWER= W/delta T =Fv but im not sure how to calculate W can someone help me out with this one?
asked by magic 8 ball 
Chem
A precipitate is expected when an aqueous solution of porassium iodide is added to an aqueous solution of
asked by Taylor 
social studies
People who move from place to place searching for food and water are called what?
asked by Jillian 
Chem
How many moles of silver are contained in 1.00kg of silver 1.00 kg(1000g/1 kg)(1 mol/ 108 g Ag) = Answer 9.26 would this be correct or would it have like a 10 ^ ____ ????
asked by Taylor 
Physics
Jane is sitting on a chair with her lower leg at a 30.0° angle with respect to the vertical, as shown. You need to develop a computer model of her leg to assist in some medical research. If you assume that her leg can be modeled as two uniform cylinders,
asked by Dante 
PHYSICS
A 20N crate starting at rest slides down a rough 5.0m ramp, inclined at 25 degress with the horizontal. 20j of energy is lost due to friction. what will be the speed of the crate at the bottom of the incline? i need some help these one i don't know where
asked by magic 8 ball 
Physics
Please check my answers: The voltage across a 10ohm resistor carrying 3 amps must be? I got 30 voltsv=?, I=3 amps, R= 16 ohm. v= 30 amps * 10 ohm=30 volts A 4ohm resistor is connected in parallel with a 6 ohm resistor. What is the total resistance of
asked by Shay 
Chem
When an aqueous solution of lithium chloride is mixed with an aqueous solution of ammonium sulfate ______. A. a precipitate form B. a new salf is formed C. a gas is evolved D. an acid and base are formed E. no reaction occurs
asked by Taylor 
science
Is strontium chloride a ionic or covalent bond?
asked by flowerpower 
AlgebraProblems
Please help with my word problems? Solve the problem. The rabbit population in a forest area grows at the rate of 6% monthly. If there are 260 rabbits in April, find how many rabbits (rounded to the nearest whole number) should be expected by next April.
asked by Stacey 
Physics
Find the velocity after a stroller has traveled 6.32m.
asked by Stephanie 
reading
Listening to a CD has been the method of listening to music for the last 20 years. Now downloading on Itunes and sharing MP3 files has become the wave of the future. Do you think this technology is a revolution and advancement in music or is it a downfall
asked by harry 
Chem
A compound that dissolves in water to form an aqueous solution that is an excellent conductor of electricity is always present in the solution as covalent molecules acid molecule base molecule salt molecules ions
asked by Taylor 
Math102
If x varies directly as y and y varies inversely as the square of z. How is x varies with z?
asked by Robert 
Science
A graph shows distance on the vertical axis and time on the horizontal axis. If the speed is steadily increasing, what will the line representing speed look like on the graph?
asked by mary 
math
in a class of 40 students, 80% are business majors. of the 24 students who passed the midterm exam, 75% are business majors. What percertange of students in the class who are not business majors passed the examination
asked by edwin 
Biology
Please check my answer: Which of the following statement is not true? 1). Mitosis produces new nuclei with exactly the same chromosomal endowment as the parent nucleus. 2). Mitosis may occur without cytokinesis 3). Mitosis and cytokinesis are required for
asked by Gulzaman 
science
Concentrated sulfuric acid (18.4 molar H2SO4) has a density of 1.84 grams per milliliter. After dilution with water to 5.20 molar, the solution has a density of 1.38 grams per milliliter and can be used as an electrolyte in lead storage batteries for
asked by raksha 
history
Ok please help me.. President Jackson complained that the bank of the u.s. ...
asked by Zoey 
English grammar
I need batteries and connecting lines to use Sony camcorder for a long time. I also need to charge extra batteries. ===================================== Are the sentences above correct? Do you use connect lines? Do I have to use connecting cords? When we
asked by John 
business
what are the banefits of variance analysis? please could somebody help me out!?
asked by sam 
Rational Inequities
Can you please check my answers? Solve the rational inequality and graph the solution set on a real number line. Express the solution set in interval notation. x2/x+1 or equal to 0 my answer: (3,8] 2/x2
asked by Joss 
Algebra
please check my answers. thanxs! Solve the polynomial inequality and graph the solution set on a number line. Express the solution set in interval notation. x^2  6x + 5 > 0 I got (ininity,1) u (5, infinity) x^2  3x  18 < 0 I got (infinity,3) u (6,
asked by Liz 
maths
Simply by expanding any brackets and collecting like terms 5x  2  2x + 3 is this 5x  2x = 3x 2 + 3 = 5 therefore 3x  5 if wrong please explain Thanks....
asked by leo 
Volcanoes
Need some help on answering questions... 1. Arrange corn syrup, water, and vegetable oil in order of low to high visocisity. 2. Why do silicapoor magmas produce broad volcanoes with gentle slopes?
asked by Wenmar 
PHYSICS
A spherically symmetric object with radius of .7m and mass of 1.6kg rolls without slipping accross a horizontal surface with velocity of 1.7m/s. It then rolls up an invline with an angle of 28degrees and comes to rest a distance d of 2.3m up the incline,
asked by Alie 
Intergers
The product of two consective positive even intergers is 440. Would they be 20 and 22?
asked by Jessica 
English writing
1. Don't get stuck on yourself. * What is the meaning of 'stuck on'? 2. He applied/wore a heavy makeup. * Which word should I use, apply or wore? 3. Speak in full clear sentence. * Is this one OK? Don't we have to add 'a' before'full'? 4. Don't spin in
asked by John 
Math
My teacher forgot to tell me how to exactly solve any problem like this, she ran out of time probably. ã5/16 It says simplify the expression, could someone please show me how to do that?
asked by Geno 
math
how do you solve for 2/3 * ? = 20
asked by jonathan 
spanish PLEASE HELP
Replace the direct object with a direct object pronoun. Question: Van a estudiar el espanol esta noche? My answer: Nosotros yo los entiendo Points taken off for putting in word nosotros  I do not understand why.
asked by bella 
Health
What is the definition for Saturated Fats, and Unsaturated Fats?
asked by Jason 
social studies
what is due process as defined by the constitution
asked by kathryn 
Chem
Which of the following compounds is insouluble in water?  (NH4)2CO3  AgBr  CuSO4  KI  LiNO3
asked by Taylor 
Chem
Which of the following is weak electrolyte in solution H2S H2SO4 HI  HNO3  HCI
asked by Taylor 
physical science
can sugar dissloved in water conduct electricity? what about potassium hydroxide?
asked by Cow 
Calculus
Tried this problem severeal ways. Get a different answer every time, but it is in the same ballpark. Any help would be much appreciated. How many zeros are at the end of the product of the first fifty positive integers?
asked by Matt 
math
If someone borrowed $30,000 over 4 years The interest is 4.5% variable compounded monthly How much is owing at the end of the 3rd year???
asked by raksha 
Chemistry
which is a strong electrolyte KCl or HCH3OOH
asked by Taylor 
Business
If a preemployment test (such as personality tests/aptitude test etc)is reliable can it can still be discriminatory? I know that tests should be reliable and valid as well as a test should not be discriminatory...but I feel that the answer is true because
asked by Jen 
science
A friend tells you that a refrigerator door, beneath its layer of whitepainted plastic, is made of aluminum. How could you check to see if this is true (without any scraping)?
asked by Anonymous 
ETH 125
has anyone done any assignment like this.... „FƒnPrepare a 1,400 to 1,750word autobiographical research paper that analyzes the influences of race as it relates to your community. In your paper, write your firstperson account of how human
asked by dawn 
Business
I have one more question that is t/f A human resource inventory contains the organizational history of an individual and indicates how that individual might be used in the organization in the future? I think this is true because within the human resource
asked by Jen 
english
i need help analyzing this poem by robert frost. what is the theme? emotions? and is the meaning that man is trying to control nature or fix it? THE AIM WAS SONG Before man came to blow it right The wind once blew itself untaught, And did its loudest day
asked by beckii 
writing
im writing an essay about the analysis of the origins of the american revelution. what would be a good thesis?
asked by julie 
math
the sum of two numbers is 28. their difference is 2. what are the numbers?
asked by mecca 
Algebra 2 math
WHAT CATASTROPHE MAKES YOUR KITTEN HAPPY?
asked by Gary 
Reading
I need certain prices from the 1940's, I need the price of a penknife, an ax, flint & steel and a tinderbox for a reading report. I have been on several different sites to find archival information, but I cannot find anything. My parents said not to
asked by Rebecca 
TAKE A GUESS
WHAT CATASTROPHE MAKES YOUR KITTEN HAPPY? WHEN YOU ....... OPTION : LET, CHAIN, THE , HAVE, CAT, CRY, ONE,OUT, OVER , LITTLE, DOG, SPILT, NEW, OUTSIDE, MILK, OLD.
asked by MYSTERY 
Algebra
Jim is installing ceramic tile behind his kitchen sink. Each tile is a square with side length 4 1/4 inches. For each tile, he allows an additional 1/8 inch per side for the grout between tiles. How many tiles should he buy if the space measures 2.1 square
asked by moo 
geometry&trigonometry
given that 180¡ã¡ÜA¡Ü 270¡ãand tan A=3/7, what is the exact value of cos A? can someone please help ???i need to know how to solve it ! thanks!
asked by Pauline 
Geometry&trigonometry
consider the polar graph §æ =(2/3)¦Ð. (¦Ð=pie) find the value of N such that r=N§æ, where 0¡Ü §æ ¡ÜN¦Ð has a)no solution b)one solution c)two solution i think i have figured the first question out.since it's no solution then N must be N
asked by Pauline 
African Amer. Study
Help me find websites for these Questions. What were the Goree contributions? What were the Senegambians contributions? What was the African Cuisine? What was the Gumbo? What were the Bozo contributions? What were the Cooter contributions? What were the
asked by Mack 
English grammar
1. Write about John, Terry, etc. 2. Write about John, Terry, and so on. 3. Write about John, Terry, and so forth. ====================================== Are they all grammatical?
asked by John 
Reading
I need certain prices from the 1940's, I need the price of a penknife, an ax, flint & steel and a tinderbox for a reading report. I have been on several different sites to find archival information, but I cannot find anything. My parents said not to
asked by Rebecca 
Algebra
Find three consecutive integers such that the first, decreased by onehalf, equals the second decreased by 15.
asked by Polyfunk 
Math Repost for Mecca
Math  mecca, Wednesday, October 24, 2007 at 9:20pm Lauren has collected 150 nickels and dimes. She has 70 more nickels than dimes. How many nickels and how many dimes
asked by Ms. Sue 
geography
how does the CTWM provide opportunities for water sports? please could someone help me out
asked by sam 
chemistry
Why does sodium acetate (anhydrous)release heat when dissolved in water?and why does sodium acetate (trihydrate)absorb heat when dissolved in water?
asked by linda 
Physics
Two identical gliders on an air track are held together by a piece of string, compressing a spring between the gliders. While they are moving to the right at a common speed of 0.52 m/s, someone holds a match under the string and burns it, letting the
asked by Dante 
Physics
What velocity does the other glider have?
asked by Dante 
computrs
a? device is a device that initiates an instruction to transmit data,instructions,or information.
asked by oscar 
anatomy
do pigs walk on their metatarsals or metacarpals?
asked by sara 
algebrawhat catastrophe makes a kitten happy?
what catastrophe makes a kitten happy? OPTION : LET, CHAIN, THE , HAVE, CAT, CRY, ONE,OUT, OVER , LITTLE, DOG, SPILT, NEW, OUTSIDE, MILK, OLD.
asked by Gary 
science
Which of Newton’s laws says that a net force acting on an object causes the object to accelerate in the direction of the force?
asked by jorge 
PHYSICS
A 20N crate starting at rest slides down a rough 5.0m ramp, inclined at 25 degress with the horizontal. 20j of energy is lost due to friction. what will be the speed of the crate at the bottom of the incline? i need some help these one i don't know where
asked by magic 8 ball 
algebrai post the words that i need to fit toget
What catastrophes makes ur kitten happy? I need to fit all this words together: LET, CHAIN, THE , HAVE, CAT, CRY, ONE,OUT, OVER , LITTLE, DOG, SPILT, NEW, OUTSIDE, MILK, OLD.
asked by Gary 
Chemistry
Hi; I have a question here and I know what the answer is supposed to be, and I also know that I know how to do it but I can't for the life of me remember how...any help would be apprecaited. Thanks alot. You are supplied with a soultion of mordant yellow
asked by Sarah 
Chemistry
True or false? All enzymes are specific to a single substrate chemical. That is, an enzyme will catalyze reactions of one molecule only.
asked by Robert 
Advanced Algebra
Divide using long division or synthetic division. (21x^3  7)/(3x  1) This is what I have so far, but I am having a hard time with what to do next. 3x1/ 7(3x^31)
asked by Jule 
Trig
Solve the following interval 0
asked by Kay 
CHEMHELP!!!!
help? how do i calculate the heat of formation of a solid? i only know how to find the heat of formation of a liquid. here's what i have so far. delta t= 16.8 degrees c mass= 33.136 g cp = 4.184 j/g degrees c m cp delta t = 2329J (process is exothermic)
asked by Jake 
accounting
BULLSEYE RANGES Dec, 31, 2005 Account Title Unadjusted Adjustments Adjusted Trial Trial Balance Balance Dr. Cr. Dr. Cr. Dr. Cr. Cash 13000.00 13000.00 Accounts Receivable 0 17,100 17,100.00 Supplies 5500.00 2700.00 2800.00 Equipment 130000.00 12500.00
asked by shelly 
Factoring by Grouping
Is this right? x^5+4x^3+7x^2+28 x^3(x^2+4)+7(x^2+4) x^2+4)(x^3+7)
asked by TJ 
chemistry
Tungsten has been used to make light bulb filaments since 1908. The melting point of tungsten is 3422 °C and the heat of fusion is 35 kJ/mole. Calculate the entropy change associated with the melting of one mole of tungsten.
asked by dan 
Chemistry
What improvements could i make to this lab? so far i only have that the graduated cylinder should be changed to a buret for a more accurate measurement. Procedure: Part 1 Begin by measuring the mass of the empty calorimeter and record the value. Next, add
asked by Kate 
social studies
what are some things that i can put in at lease 4 pharagraphs?
asked by ariana 
POETRY
Discuss what functions of poetic writing the author of this poem is using? What is the poem expressing? Who is the speaker? Auditor? What is the rhyme scheme? Meter? Homage to my hips These hips are big hips they need space to move around in. They don't
asked by question didn't post? 
English
Does anyone recall the mythical beasts that were described on the map in Ondaatje's Running in The Family, the chapter entitled Tabula Asiae? I left my book in my locker ;/
asked by Jake 
Chemistry
I have a test on the general concepts of thermochemistry tomorrow. how should i study for it since its not based on problem solving, just concepts?
asked by Nick 
Humanity/religion
I am having a hard time defining these terms in my own words. I don't even know where to start 1. Theistic 2. monotheistic 3. dogma 4. transcendent 5. kensho 6. orthodox 7. heretic 8. routinization of charisma
asked by Dehlia Silva 
criminology
Can someone provide a program or public policy in North Carolina that prevents public order crimes?
asked by Anonymous 
history
how are drought desertification and overpopulation related to darfur?
asked by NP 
PHYSICS
There's a bar with length of 6.49m and mass of 5.45kg leaning against a frictionless wall. It makes an angle of 66.08 deg with the ground. A block with mass of 44.98 kg hangs from bar at distance d up from point of contact between bar and floor. The
asked by Alie 
Research Paper
Does anyone know the year women where allowed to join the army?
asked by Danielle 
ETH 125
ethnicity means what again?
asked by dawn 
Geometry Help
The length of a rectangle is 2 cm more that 5 times it's width. If the area of the rectangle is 84 cm^2 find the dimensions of the rectangle to the nearest thousandth. This is what I have..is it rihgt? 5x^2+5x+284 5x^2+5x82=0 5+the square root of
asked by Jessica 
math
find the rate of change in the number of voters between 141 and 351
asked by Anonymous 
mental math
y=9
asked by mayra 
physics
A ball of mass .3 kg is dropped from a height of 10m. Its momentum when it strikes the ground is? I know p=mv how would I find velocity for this problem? Thanks in advance for your help.
asked by Tammy 
Entropy
Tungsten has been used to make light bulb filaments since 1908. The melting point of tungsten is 3422C and the heat of fusion is 35 kJ/mole. Calculate the entropy change associated with the melting of one mole of tungsten.
asked by Matt 
physics
When a cannon fires a cannonball, the cannon will recoil backward because the a) energy of the cannonball and the cannon is conserved b) momentum of the cannonball and cannon is conserved c)energy of the cannon is greater than the energy of the cannonball
asked by Tammy 
please everyone post opinions. everyone is welcome
is it wise to plan your life for next twenty years now? i'm asking opinions from people for my project so i will appreciate if you please participate. To start off, this is my answer: i think it is wise because have broad plans in goals in life will give
asked by julie 
PhysicsOhms Law
Will you check my answers please? A volt is a unit of current and an amprere is a unit of current. It is common to call electric potential difference voltage A current of 1 ampere is a flow of charge at the rate of 1 coulomb per second. When a charge of
asked by Jennifer 
physics
A car of mass 1500kg moves to the right along a level straight road at a speed of 25 mph. It collides directly with a stopped motorcycle of mass 150kg. What is the total momentum after the collision? p_initial = p_final m_1*v_1i +m_2*v_2i = m_1*v_1f +
asked by Tammy 
History
What exactly is "The Vietnam Syndrome" ? Thakns
asked by Rikki 
Algebra
How do you simplify the following and please show all work. (3x(4 exponent)y(3 exponent) ______________________________ (2x(5 exponet) y(2 exponent) then the whole equation is in ()with a 2 exponent
asked by Brandy 
human services
How is social insurance used to fund public programs? What are the benefits and drawbacks of government funding?
asked by Anonymous 
Maths ..equation
Is this right please .... 3( y  4 )  2 ( 5  6y ) = 3 x y = 3y, 3 x  4 =  12 2 x 5 = 10,  2 x 6y =  12y Therefore, 2y 12 10 12y If I am wrong can you advise where I am going wrong .Thanks !!!
asked by leo 
CONTEMPORARY BUSINESS COMMUNICATION
whats the difference to an informative email vs a positive email?
asked by amber 
GRAMMAR
Do I use a semicolon correctly in this sentence? "This caused David to become a spectator rather than a sufferer; covering his misery with mercy and sadness with compassion (3.2.4)."
asked by J 
science
cone bearing seed trees that are producing naked seeds
asked by jasmyn 
physics
A 1 kg mass moving to the right at a speed of 10m/s collides headon in a perfectly inelastic collision with a stationary 2kg mass. How much KE is lost during the collision? First I found V_f to be 3.3m/s then I found KE_i=1/2m_1v_1i^2 +1/2 m2V_2i^2
asked by Tammy 
science
When you use a graph to solve a problem about how far a car traveled during a specified time during which it was accelerating, how many area caculations do you have to make? What is/are the shapes/shapes ou are calculating?
asked by mary 
American History. Dealing with events of Germany!
Hi, i have no idea what to do. The teacher was very blunt. I have to devise a timeline and report of events between 1914 and 1941 that were actions of italy, germany and japen. But my other two partners have the other two countries, and i need my events
asked by Sally 
physics
A 5kg object moves to the right with a speed of 2m/s. It collides in a perfectly elastic collision with a 2 kg object moving to the left at 5m/s.What is the total kinetic energy after the collision? In elastic collisions KE is conserved so KE_i =KE_f
asked by Tammy 
Science project
I need to find an object that will sink to the bottom of a glass of water, then rise to the surface within 30 seconds. I can't find that object!!
asked by Paige 
world history
give and example and a sentence of thr word chivalry
asked by carina 
Reading
Hi My theacher is telling me to do an egg drop project with 16 plastic straws with tape it's due tommorow an I need to finish very quickly PlEASE HELP ME!
asked by Ali 
social studies
What is a government order forbidding trade with other countries called?
asked by Jillian 
science
what spacifc web site can we look on to do the theory orf evolution on darwin??? (:
asked by elise 
Science
What is the distance from the center of a circle to its edge? a force that opposes motion is?
asked by Hannah 
Grammar
What is the direct object, indirect object, predicate nomnitive or predicate adjective in the following 2 senteces? 1.It is a book about his experiences near Walden Pond in Massachussetts. 2. The book is full of inspiring quotations about his search for
asked by Kristin 
math/unit rate
write 11 pages in 2h.
asked by john 
math
Hello. I'd like to find free videos for math on the Internet? By using Youtube can I search math videos for elementary school students? Would you let me know a good way to use free videos about various subjects online. Thank you.
asked by John 
Cultural Diversity
Would someone please check these two questins and my answers? 1.An example of ___________can be found in the gradual immersion of early Irish immigrants and their descendants across decades as they become part of and contributed to the middle class
asked by Rose 
math
how to do factor completely
asked by justin 
English Expressions
I'd like to know some expressions which a child use when he or she is at the bathroom or goes to the bathroom. For example, Nature calls me...etc. Would you let me know some more expressions? Such expressions wouldn't seem to be graceful.
asked by John 
cultural diversity
Is (C) ethnicity the best answer for this question? Label shifts,such as AfricanAmerican versus colored, Asian versus Oriental, and Latino versus Hispanic, relate to: A. ethnology B. ethnocentrism C. ethnicity D. ethnography
asked by Rose 
LANGUAGE
WHAT ARE ENTRY WORDS WHEN USING THE ENCYCLOPEDIA?
asked by ANTHONY 
Economics
Considering militry Keynesianism and the politics that are involved in military base closures, discuss the efficiency of the decision making process (not the end result) that is used when Congress considers closing military bases. Be sure to include basic
asked by <<<HELP>>> 
LANGUAGE
ARE THE GUIDE WORDS THE WORDS AT THE TOP OF THE PAGE?
asked by ANTHONY 
math
the name and birth place of a famous person born in 1893 and why?
asked by rachel 
Managerial Finance
How would you compare "theoretical price or (Po) to Stock Quote or (P)? Any help would be appreciated.
asked by Jo 
EDITING
Conrad Beach and its forest site it is a good example of an area that has undergone primary succession. The first step of the process of the primary ecological successions that have occurred at Conrad Beach is that mostly grass and some herbs and mosses
asked by Kyle 
Honors English II
what is a sentence for each of the following words? agility eminent arbitrate benign guile obstinate frugal *each sentence must be at least 8 words!
asked by Lyndsey 
Bio
of the following, the best conclusion concerning the difference between the S phases for beta and gamma is that: a. gamma contains more DNA than beta b. beta and gamma contains the same amout of DNA c. beta contains more RNA than gamma d. gamma contains 48
asked by Awalmeer 
Chem
torr to atm do you have to convert this or is torr just another name for atm and if so what is the conversion
asked by Taylor 
english
what does moral censure mean such as when used in the sentence plea bargaining conflicts with moral censure
asked by kathryn 
science
does sugar dissolved in water conduct electricity? what about potassium hydroxide?
asked by flowerpower