Questions Asked on
September 30, 2007

Physics
A small first aid kit is dropped by a rock climber who is descending steadily at 1.3 m/s. After 2.5 s, what is the velocity of the firstaid kit, and how far is the kit below the climber? This problem seems like it should be easy, but I'm not sure which
asked by Stephanie 
chemistry
What mass of Ag2O is required to produce 25.0 g of silver sulfadiazine from the reaction of silver oxide and sulfadiazine? 2C10H10N4SO2 + Ag2O ==> 2AgC10H9N4SO2 + H2O
asked by Avonlea 
Trig
Evaluate the trigonometric function using its period as an aid. cos 5pi how would i go about finding the period and what is a period?
asked by Anonymous 
Physics Derivation URGENT!!
Can someone please show me how to derive this...I am going crazy I have tried everyhthing that I can think of with this equation..even the Range Equation and that doesnt work! So please! I am dying and aahaha! How does this work in terms of mass and L? I
asked by CooperNichol 
Gen. Chemistry
How do I "determine the mass percent of H2O in the hydrate Cr(NO3)3 * 9H2O to 3 significant figures"?
asked by Jenna 
physics
a car is traveling at 40.0 m/s. the drivers sees an emergeny ahead and 0.50 s later slams on the brakes. the acceleration of the car is 4.0 m/s^2. a. what distance will the car travel before it stops? b. if the driver was able to apply the brakes
asked by jel 
English/Grammar
Having trouble finding the simple predicates in the follwing sentences.. 1.They have destroyed some buildings. 2.The insects bodies can turn wood into food. 3.The insects damage property. 4. These insects eat wood. 5. Most of the insects are workers or
asked by Dee 
math
The Pythagorean masculine marriage number?
asked by Jack 
science(please help)
which way does the colorado river flow, from the north canyon to the nankoweap or vice versa? how do u know?? i need this by tomorrow
asked by kelly 
MATH
A movie ticket for an adult costs $8.00, and a child's ticket cost $5.50. One adult is taking a group of children to the movies. She has $35.00. How many children can she take with her to the movies
asked by alexx 
algebra
The distance you can see to the horizon is given by the formula d= the square root of 1.5 times h, where d is the distance in miles and h is the height in feet above the horizon line. Mt. Whitney is the highest point in the contiguous 48 states. Its
asked by ammy 
reading
What is the climax of the novel "The Upstairs Room"? Who is the antagonist of the story and what type of conflict does it have? Thank you.
asked by jennie 
Government
Why didn't Georgia send delegates to the First Continental Congress? They were the only state that didn't and i have a theory but i'm not quite sure. Just wanted to get others thoughts. Thank ya!
asked by Casey 
reading...please help
i need to know who the antagonist is in the story money hungry and i need to know what the conflict in the ook is please help me....i really need help i gotta know this by tomorrow!
asked by amanda 
Organic Chemistry
How do I draw the condensed formula for: 1. 2methyl2pentene 2. 5methyl1hexene 3. 2,2,4,5tetramethylhexane 4. propanoic acid 5. 2pentyne
asked by Cinnamon 
math
An instructor counts homework as 1/3 of the student's grade and the final exam to be 2/3 of the student's final grade. Going into the final exam a student has a homework grade of 48%. What range of scores on the final exam would put the student's final
asked by Jessica 
WORLD CIV
WHAT IS A CONTRIBUTION ALBRECHT DURER MADE
asked by ONASHA 
biology
i have to write an persuasive essay on wolves and i have to decide whether the federal government should change the status of the gray wolf
asked by jess 
Int Algebra
I need some help. A parcel of land is 6 ft longer than it is wide. The diagonal from one corner to the opposite corner is 174ft. What are the dimensions of the parcel? Thanks for your help.
asked by jane 
AP Chemistry
I have almost the same question as Josh from August 23rd. If you use 10.0 g of CuSO4 and excess NH3, what is the theoretical yield of Cu(NH3)4SO4? I can handle the theoretical yield, but how do I find the mass of NH3 so I can find the thoretical yield?
asked by Rebekah 
AP Biology
The relatioship of structure to funtion is one of the major themes in biology. Describe the structure of enzymes and then expliain how the function (catalysis) is related to structure. Aslo discuss some factors that may affect the activity of the enzyme
asked by Kristen 
Fluorenol (In the Merck Index or anywhere else)
what is this? (Fluorenol) I can't find it in th Merck Index or online... I'm going to be using it in organic chem and I can't find the info to use in my chemical table.. Is it a combination of fluorene and alchohol? I just looked up fluorene and it said
asked by ~christina~ 
PHYSICS
A mass on a frictinless inclined ramp is connected to a rope with tension T. Complete the senteces with correct selection: increases decreases stays the same a) If the block is moving up the ramp and theta=30 deg, its speed initally _________ if
asked by Lily 
Francais
can some please edit this for me: Emily, je besoin votre aide! J'ai un problème grand. Mon chum Patrick est très jaloux. Il me interdit de la conversation à autres garçons. Il a menacé de devenir injurieux s'il voit me flirtant avec autre garçon.
asked by anonymous 
Chemistry
A 2.75 g sample of the hydrocarbon acetone, CH3COCH3, is burned in a bomb calorimeter with 975 mL of water, initially at 23.50 degrees celsius. The bomb is constructed of 285.0 g of nickel metal having a specific heat capacity of Cp = 0.826 J/ g degrees C.
asked by Kate 
Physics
A model rocket is launched straight upward with an initial speed of 50 m/s. It accelerates with a constant upward acceleration of 2.00 m/s^2 until its engines stop at an altitude of 150 m. a) What is the max. height reached by the rocket? b) When does the
asked by Lindsay 
AP PHYSICS
The fast train known as the TGV that runs south from Paris, France, has a scheduled average speed of 216 km/h. If the train goes around a curve at teha speed and the acceleration experienced by the passengers is to be limited to .07g, what is the smallest
asked by Kristen 
Calculus
My teacher showed our class how to find the graph of a derivative using tangent lines. I can not figure this out. I would really appreciate it if someone could help me or explain it to me. Thank you very much for your help.
asked by Jacob 
Chemistry
A 2.75 g sample of the hydrocarbon acetone, CH3COCH3, is burned in a bomb calorimeter with 975 mL of water, initially at 23.50 degrees celsius. The bomb is constructed of 285.0 g of nickel metal having a specific heat capacity of Cp = 0.826 J/ g degrees C.
asked by Kate 
calculus
The function f is defined by f(x) = x^3  x^2  4x + 4 The point (a,b) is on the graph of f and the line tangent to the graph at (a,b) passes through the point (0, 8) which is not on the graph of f. Find the values of a and b. I have no clue how to solve
asked by nick 
Science ?
I was making some instant coffee and it had clumped up...I was heating up some water to go and make coffee... Then I just looked in the container and started to shake the container with the lid off a bit..that is when I knoticed the larger clumps of
asked by ~christina~ 
english
Our task was to read the Enuma Elish and answer the following questions: Where does evil come from in this myth, and how is it symbolized? Is the defeat of evil final and total? Does evil have any good qualities?
asked by Scott 
Thesis For History
My topic for History is,"French Troops refusing to fight in WWI." How can I make my thesis?
asked by Margie 
Paralegal Today
Assume that John submits ann offer to Lisa to purchase Lisa's home for $300,000. Lisa responds to John's offer with a counteroffer: she will sell John her home for $325,000. John then offers to purchase the home for $325,000 and Lisa accepts the offer. In
asked by Stephanie 
Physics
A ball is shot from the ground into the air. At a height of 0.1m, the velocity is observed to be v=7.7i + 6.4j in meters per second (i horizontal, j upward). What is the direction of the ball's velociry just before it hits the ground?
asked by Kristen 
Writing
what is a persuasive letter?
asked by Pam 
CHEMISTRY
A 2.75 g sample of the hydrocarbon acetone, CH3COCH3, is burned in a bomb calorimeter with 975 mL of water, initially at 23.50 degrees celsius. The bomb is constructed of 285.0 g of nickel metal having a specific heat capacity of Cp = 0.826 J/ g degrees C.
asked by Jake 
Sequences
A = {a1, a1 + d1, a1 + 2d1, …}, B = {a2, a2 + d2, a2 +2d2, …}. Investigate whether A + B and A x B are arithmetic or geometric sequences. If an arithmetic sequence is identified, state its common difference. If a geometric sequence is identified, state
asked by Nelson 
Biology
I am supposed to do an essay on compartmentalization of cell respriation but i don't know what it means. my essay is as follows: Compartmentalization is important in carrying out cell respiration. Describe the use of compartmentalization in carrying out
asked by Sean 
Sequences...again
Sequence T1 is obtained by adding the corresponding terms of S(sub) and S(sub2). so that T(sub1) = {2.6, 3.39, 4.297, 5.3561, . . .}. We shall write T(sub1) = S(sub1) + S(sub2) to convey the addition of S(sub1) and S(sub2) in this way. Is T(sub1) an
asked by Nelson 
Science
The slope of a Volume vs. Mass graph is equal to its density. Calculate the slope of the liquid line A and the Liquid B Line on your graph, show your work.... Data: Liquid a: (M/V) 9.00/10.0 19.60/20.00 30.50/30.00 39.90/40.0 49.30/50.0 Liquid b(M/v)
asked by Anonymous 
AP Chemistry
A 2.75 g sample of the hydrocarbon acetone, CH3COCH3, is burned in a bomb calorimeter with 975 mL of water, initially at 23.50 degrees celsius. The bomb is constructed of 285.0 g of nickel metal having a specific heat capacity of Cp = 0.826 J/ g degrees C.
asked by Kate 
Psychology
What are the different neurotransmitters in the brain?
asked by Summer 
Physics
I have 2 questions...one can someone please read my question posted around noon today called Lab for physics? Thanks..and secondly, I have to derive some equation. I am supposed to show a=gtantheta and find this from m (mass) L (length). The question also
asked by RSVP 
english
what are five parts of a sentence?
asked by Mathilde 
Math
wat is 5 times 5?
asked by Leila 
Math repost for Jasmine
Math  jasmine, Sunday, September 30, 2007 at 6:24pm san you help me with this 2.7,2 1/7,3.13,1 9/10 numder least to greateat
asked by Ms. Sue 
physical science
how does matter connect to science? how does matter connect to the world? how does matter connect to you? how does matter connect to math?
asked by kim 
graphing for a moving particle
A ball was hit over a net Vy= 0 Soy= 2.37m g= 9.8 Vox= 34.42m/s t= 2.137 Sx= 23.92m I know the equations used are Sx= (34.42m/s)t Sy= 2.37m + 1/2(9.8)t^2 using: Sx= Soy + Vxt Sy= Soy + Vyt + 0.5gt^2 if I'm not incorrect...I plugged in the values and made
asked by ~christina~ 
math
The summ of two numbers is two. THe difference between eight and twice the smaller number is two less than four times the larger. Find the two munbers.
asked by David 
Human Resource
Develop documentation for human resources professionals to manage aspecific employment position. The materials you create would assist human resources professionals to choose, train, and develop successful employees toward helping the company meet its
asked by Vincent 
English
Why is this wrong. People does not like the singers singing. Stacey and me does not think it is good too. Please help. Thank you.
asked by Sawha 
math
If your drawing a sine graph and you have to mark the point sine(65, how do you figure out where the point goes? (The sine graph goes up to 1)
asked by Anonymous 
Science (chem)
How would you make 300ml of a mixture of toluene and hexane in a ratio of 70:30 respectively? ~I really don't know how I would do this...would I do this?: xT + yH= 300ml xT= 300ml yH then plug that in? That came out funny though since I get 0 in the
asked by ~christina~ 
Chemistry
How is an average mass different from a weighted average mass?
asked by John 
calculus urgent
If you are given a graph of a function, how do you draw the derivative?
asked by jen 
math
Turner agrees to buy a boat for $2,800 down and $129 a month for 48 months. What is the total cost of the boat A) $8,560 B) $6,472 C) $8,992 D) $6,192
asked by lyric 
math
Find the total of the three numbers 212, 21, and 422.
asked by lyric 
reading (for ms. sue)
Would the antagonist be the Germans and the type of conflict man vs. man? Also, would the climax be when Sini and Rachel move in with the Oostervelds?
asked by jennie 
Lab for physics
K, so we are doing this lab in physics where a ball on a string is put through a glass tube and then different washers (masses) are added to the string. A radius is measured out, and then the string is spun in a horizontal direction...so with different
asked by RSVP 
Biology
List four types of organic molecules for each describe functions, atoms used, how in general they are structured. give examples
asked by Hamideh 
physics
how do i find angular acceleration?
asked by Kristen 
Social Studies
Can you please help me understand what is meant by "democratic spirit"? Thanks
asked by Lexi 
college class
How well do you think Native American organizations, like the Bureau of Indian Affairs (BIA), the National Congress of American Indians (NCAI), and the National Indian Gaming Association (NIGA), are helping Native Americans to advance? If anything, what
asked by dawn 
Int Algebra
2 more problems  Factory is to be bulit on a lot 180 x 240 . Local building code  specifies that lawn uniform width and equal in area of the factory which it surrounds. What must the width of this lawn be? Dimensions of the factory.
asked by jane 
Math
How would you graph an equation with an exponent? The equation I have says x^2 + y^2 = 9 How is that graphed?
asked by Samantha 
AP Biology
Please could someone explain Glycolysis ? I understand it involves cellular respiration, i believe it is the first step. I understand it uses gluscoes and pyrucate. I do not know what either of these words are. Thank You!
asked by Margarette 
AP CHEMISTRY
A 2.75 g sample of the hydrocarbon acetone, CH3COCH3, is burned in a bomb calorimeter with 975 mL of water, initially at 23.50 degrees celsius. The bomb is constructed of 285.0 g of nickel metal having a specific heat capacity of Cp = 0.826 J/ g degrees C.
asked by Kate 
chemistry
the closeness of a measurement to its true value is a measure of its________. percent error?
asked by Alyssa 
Algebra
Seven times the difference of six and a twice a number yields the same result as the same number decreased by one. How does this translate into an algebra statement?
asked by John 
calc
The function f is defined by f(x) = x^3  x^2  4x + 4 The point (a,b) is on the graph of f and the line tangent to the graph at (a,b) passes through the point (0, 8) which is not on the graph of f. Find the values of a and b. I have no clue how to solve
asked by nick 
repost
bobpursely, I posted at 709 from our previous dialogue, can you please help me again? Much appreciated!
asked by RSVP 
english
Mardiuk shoots Tiamat through the heart in the enuma elish. What is the symbolisim of shooting Tiamat through the heart with evil?
asked by Scott 
Help!! With Intermediate Algebra
Solve for x: (x2)/5  3/2= (x+1)/10
asked by Dawn 
algebra
Find the slope of the line through the following pairs of points (5,4)and (2,4)
asked by pat 
english
Tiamat is shot in the heart by Marduk in the enuma elish. What does the heart symbolize? and how does it represent evil
asked by Scotta 
latin
How do you translate 'quas meruerunt?'
asked by Anonymous 
social studies
what are the regional and humaninviroment interactions for Africa?
asked by Haley 
English
In matching vocabulary for the constitution I can not figure out the last two. CHOICE OF WORDS " perfidy and usurpations" which goes in each BLANK 1. We have already seen " circumstances of cruelty and ___________ scarcely paralleded in the most barbarous
asked by liz 
math
There are 37 accounting classes with 26 students in each class. Estimate the total number of students in the accounting classes. A) 1,200 students B) 900 students C) 1,600 students D) 1,500 students
asked by lyric 
science
Another question. How do I find out how many molecules of water of hydration are in each formula unit of a compound? I want to solve the actual problem myself, but would like some headway.
asked by Rebekah 
math
Jamal is leading a group of 119 tourists through a museum. He wants to divide the tourists into smaller groups of equal size. Which number of tourists will divide the group evenly? A) 6 B) 7 C) 13 D) 14
asked by lyric 
History
Which river did Lewis and Clark travel most of their journey on? Was it the Ohio?
asked by hatty 
science
can you explain to me what menopause is and what it means please
asked by andrew bradley 
Environmental systems
It says toe read page 38 of my Global Sciences book, but I was never given one. =( I've run out of ideas but this one, and using my 10 minutes to read the page in the morning and draw it all in that time limit. If anyone knows , please heeelp me! What are
asked by Geno 
English
I have to write an essay on famous firsts. I am using first day of highschool and first time in a hospital, but i cannot think of a third one. If anybody has ideas please tell me. Thanks.
asked by Amanda 
Paralegal today
What might result if an insurance applicant makes false statements in an insurance application? In this situation, will the policy be enforceable? Explain.
asked by Stephanie 
Biology
what are the six components of life? how do we know somehting is alive?
asked by Kristi 
Math
I need to correct my test and I figured out why I missed a few of them but there are some fractions I cannot even understand how to do: (the exponents are after a carrot and are in parentheses so there is no confusion) 14(2x)^(3)y^(5) 
asked by Cassidy 
history
what are some of the natural resources found in maryland?
asked by christina 
Spanish
meaning de Sra
asked by Ronnie 
Biology
List and describe the rule of three's as it applies to humans. How accurate is it? Be sure to give details and examples.
asked by Hamideh 
science=///
what are 5 ways in which organisms are similar???
asked by vanessa 
Biology
What is the significance of the order of development of the nervous system before the cardiovascular system during feotal development?
asked by Jen 
Repost physics
PLEASE SOMEONE HELP ME!! I POSTED DOWN AT AROUND 10 something!! PLEASE!!! I NEED HELP!!!
asked by CooperNichol 
english
what are all predicate parts ?
asked by Mathilde 
English... Please! Help me
What are all the predicate parts? I don't get it.
asked by Mathilde 
college class
When it comes to miscommunication, misinterpreted messages are often a culprit. Can you identify some business scenarios that are commonly misinterpreted?
asked by dawn 
Int Algebra
2nd question Flagpole is secured on opp. sides by 2 wires. each of which is 5 ft longer that the pole. Distance between the points where the wire are fixed = to the length of one wire. How tall us flagpole to nearest inch?
asked by jane 
social studies
What does it mean when they ask my identity? Do I include sports future, likes and dislikes, education,etc.
asked by kJ 
Organic Chemistry
How do I draw the condensed formula for: 1. 2,3dimethyl2butene 2. 4ethyl2hexyne 3. 3,3,6trimathylnonane 4. 3ethyl4propylheptane 5. 3octanol
asked by Katrina 
AP Biology
What is the cristae? I realise it is involving cells, inside cells I believe, but i do not know exaclty what it is. Thank you for the help!
asked by Margarette 
social studies
who does John Hancock resemble, and how?
asked by rob 
Trig
does sin and tan repeat 2Pi as well? and what do csc sec an cot do? 2PI?
asked by Anonymous 
Mechanics
In order to find the equilibrium equations in polar coordinates. Page 2 of: (soest.hawaii.edu/martel/Courses/GG703/GG711c_Lec_10.pdf) Do you have to use the Taylor expansion to get from 10.4 to 10.5? Also, how is this equation altered if there are shear
asked by Brian 
Mechanics Edit
In order to find the equilibrium equations in polar coordinates. Page 2 of: (soest.hawaii.edu/martel/Courses/GG703/GG711c_Lec_10.pdf) Do you have to use the Taylor expansion to get from 10.4 to 10.5? Also, how is this equation altered if there are shear
asked by Brian 
GRAMMAR
Am I using a semicolon correctly in this sentence? "After this discourse the friends became unsympathetic towards him; pelting Job with accusations of sin."
asked by J.M. 
Algebra 1
dont understand rate of change with graphs
asked by cassie 
English
Are foreshadowing and exposition kind of the same thing?
asked by anonymous 
Biology
I need help with classification Organism Kingdom Phylum Class Order Family Genus Species Crabs (Hermit and Fiddler) Animalia Arthropada Mussel Animalia Mollusca Shrimp Animalia Arthropada Fish (Striped Bass) Animalia Chordata Jellyfish Animalia Cnidaria
asked by Devin 
Chemistry
For the compound Ge[S(CH2)4 CH3)]4 determine: a.) the ratio, by number, of C atoms to H atoms b.) the ratio, by mass, of Ge S THANKS!
asked by Justin 
precal
I do not understand when a function is even or not. I know the formula for telling them apart, but I do not understand it. Could someone break down the formula for me and explain it? Thanks
asked by Mike 
Algebra
A suit designer has 153/5 yards of fabric. each suit uses 21/8 yards of fabric. (1) How many suits can be made? (2) How much fabris is left over?
asked by Matthew 
honors algebra 2
the product of two negative numbers is 338. one of the numbers is half the other number. find the numbers.
asked by ryan 
AP BIOLOGY
Why does cell respiration have three steps that occur in three different places?
asked by Sean 
math
Find the constant of Variation K m varies directly with n;m=144 when m=8
asked by sissi 
physics
a 120kg ball moving at 18m/s strikes a wall perpendicularly and rebounds straight back at 12m/s. after the initial contact, the centre of the ball moves 0.27cm closer to the wall. Assuming uniform deceleration, show that the time of the contact is
asked by kale 
math
How do you place ,for example, sin(65 on a graph?
asked by Anonymous 
Calculus
If a graph of a function is given and they tell you to draw the derivative, how do you find it if the function is not given.
asked by jen 
biology
i just need this for revision: the formula for photosynthesis and chemosynthesis
asked by Jessica 
elementary math
How do you add decimals with partial sums?
asked by Rick 
science
what does the word menopause mean
asked by andrew bradley 
Chemistry
How many kcal of heat energy are required or released when 1.73 moles of butanol , C4H9OH, is warmed from 175.8 degrees F to 360.9 degrees F? The following information concerning butanol applies: normal melting point: 12.5 degrees C normal boiling point:
asked by Garret 
math
The largest integer that is not the sum of two or more different primes?
asked by Jack 
mathematics
One of the four numbers where n,has n dights????????????????????????????????????????????????????????????????????????????????
asked by Jack 
mathematics
A number n where if the sum of the dights of the number is divisible by n, then the number itself is divisible by n.
asked by Jack 
mathematics
The twodight number that is divisible by both the sum and the product of its digits?
asked by Jack 
English
CHOICE OF WORDS " perfidy and usurpations" which goes in each BLANK I looked these up in 4 places and I am still confused they seem to have very similar meanings  I think 1 = perfidy and 2 = usurpations 1. We have already seen " circumstances of cruelty
asked by liz 
English
This is a homework question, but one I have been curious about since I could pick up a book. Why are there brackets around random words in a quote? For example on book reviews there are brackets around one or a few words and I can't understand why.
asked by Kimmy 
Algebra repost for James
Algebra  James, Sunday, September 30, 2007 at 9:00am How do you work: 34q=10q+10
asked by Ms. Sue 
math
Four performances of a play had attendance figures of 270, 332, 264, and 224. How many people attended the play during those four performances?
asked by lyric 
Calculus
Any help would be much appreciated with the steps involved in each problem given. Thank you. 1) Find derivative if y =cot x + sin x 2) Find derivative if y = (3x+5)^8 3) Find derivative if y = x csc x 4) Find derivative if y = x ã3x + 1 (3x + 1 is under
asked by Matt 
Health
What are some of the symptoms of a colon cancer? How could you determine these findings?
asked by Summer 
biology
should the federal government change the status of the gray wolf
asked by ~JESSICA~ 
Calculus
Any help would be much appreciated with the steps involved in each problem given. Thank you. 1) Find derivative if y =cot x + sin x 2) Find derivative if y = (3x+5)^8 3) Find derivative if y = x csc x 4) Find derivative if y = x /3x + 1 (3x + 1 is under a
asked by Matt