Questions Asked on
February 18, 2010

College Physics
copute the power output of a machine that lifts a 500 kg crate through a height of 20.0 m in a time of 60.0 s . book answer is 1.63 kw can you help me plug the numbers into the correct formula to use. then i should have no problem doing the other problems
asked by eddy 
math
A cereal company finds that the number of people who will buy one of its products in the first month that it is introduced is linearly related to the amount of money it spends on advertising. If it spends $40,000 on advertising then 100,000 boxes of cereal
asked by Laura 
cHEMISTRY
The reaction of aqueous iron(II) sulfate and aqueous barium nitrate is represented by the balanced net ionic equation. SO42(aq) + Ba2+(aq) → BaSO4(s) Give the balanced formula equation for the reaction. Include the states.
asked by Keri 
physics
Resistors R1, R2, and R3 have resistances of 15.0 Ohms, 9.0 Ohms and 8.0 Ohms respectively. R1 and R2 are connected in series, and their combination is in parallel with R3 to form a load across a 6.0V battery. What is the total resistance of the load?
asked by Rony 
College Physics
the driver of a 1200 kg car notices that the car slows from 20 m/s to 15 m/s as it coasts a distance of 130 m along level ground. how large a force opposes the motion? (book answer .81 kN ) can you help me plug the numbers into the correct formula to use
asked by eddy 
geometry
Two angles are supplementary. They have measures of (7x+2) and (3x2), respectively. What is the value of x?
asked by j 
Chemistry
Gas X has a density of 2.60 g/L at STP. Determine the molar mass of this gas.
asked by Josephine 
Physics
A 19.5 kg block is dragged over a rough, horizontal surface by a constant force of 110 N acting at an angle of angle 31.1◦ above the horizontal. The block is displaced 6.74 m,and the coefficient of kinetic friction is 0.156.What is the net work done on
asked by Caryn 
college physics
In a pickup game of dorm shuffleboard, students crazed by final exams use a broom to propel a calculus book along the dorm hallway. If the 3.5 kg book is pushed from rest through a distance of 0.88 m by the horizontal 25 N force from the broom and then has
asked by Help! 
Physics
A catcher “gives” with the ball when he catches a 0.179 kg baseball moving at 16.5 m/s. If he moves his glove a distance of 2.25 cm, what is the average force acting on his hand? Answer in units of kN.
asked by Caryn 
Thesis statement
How do I write a thesis statement about why I choose Medical Billing and Coding as a career. I have read what a thesis statement is, but my writing is terrible and I just can't get the understanding of what to include in my thesis statement
asked by Fannie 
Chemistry
A fast food item contains 544 nutritional calories. Convert this energy to calories and to Joules
asked by Laverne 
Chemistry
An endothermic process absorbs 138kJ. How many calories of heat are absorbed?
asked by Laverne 
spanish
How do I answer these negatively like they already happened Va a viajar a Perú tu primo Andrés? Va a pagar las sandalias María en la caja? Van a regatear con el vendedor Mónica y Carlos? Va a pasear por la playa tu abuela?
asked by cindy 
math
Dan receives $375 per week for selling new and used cars at a car dealership in Oak Lawn, Illinois. In addition, he receives 5% of the profit on any sales that he generates. Write an equation that relates Dan's weekly salary S when he has sales that
asked by Loren 
Physics
What is the smallest radius of an unbanked (flat) track around which a bicyclist can travel if her speed is 35 km/h and the μs between tires and track is 0.35?
asked by Andrew 
Physics
a truck drives up a hill with a 15 degree incline. if the truck has a constant speed of 22 m/s, what are the horizontal and vertical components of the trucks velocity?
asked by Kayla 
physics
A light spring having a force constant of 110 N/m is used to pull a 10.0 kg sled on a horizontal frictionless ice rink. The sled has an acceleration of 2.0 m/s^2 (a)By how much does the spring stretch if it pulls on the sled horizontally? (b)By how much
asked by rich 
12th grade
what are the rhtorical devices used in Bernice Bobs Her Hair and what effects did they create?
asked by Cate 
Chem
If a precipitation reaction occurs, when a solution of one substance is added to a solution of the other, enter the formula and state of the spectator ions. Separate by comma. If there is no reaction, enter the formula and state of all ions in solution.
asked by Keri 
Stratford HS
determine the volume in liters of hydrogen gas that would have been produced if 8.00 dm of magnesium had been used at a temperature of 24C and a barometric pressue of 762.8 torr
asked by Courtney Venable 
English
bon vivant: ascetic:: a) insturction: consturction b) cytology: cytoplasm C) idiot savant: talent D) sybarite: spartan. HELP THIS ANALOGY IS INSANE!
asked by Gaylord 
ALGEBRA
Find the slope of a line that intersects the following two points with the coordinates: (0, 5) and (3, 1)
asked by GGIFT 
Physics
Metal expands more than glass when both are heated. How can this fact be used to help open a metal screw top on a glass bottle which appears to be stuck?
asked by Amir 
physics
A block of mass 4.0 kg is put on top of a block of mass M = 6.0 kg. To cause the top block to slip on the bottom one, while the bottom one is held fixed, a horizontal force of at least 19 N must be applied to the top block. The assembly of blocks is now
asked by tripp 
Math
how to clasify by angles... x, 60 degress, 61 degrees = so I add 60 to 61 and it equals 121 so does that mean its a obtuse angle? I have one moe question, I'll post it.
asked by Kyle 
Physics
Pam, wearing a rocket pack, stands on frictionless ice. She has a mass of 44 kg. The rocket supplies a constant force for 22.0 m, and Pam acquires a speed of 62.5 m/s. Assume that air resistance is negligible. (a) What is the magnitude of the force?
asked by Dar 
classroom instruction
Search the Internet to locate and review your state’s educational standards for a grade level and subject that interests you, such as secondgrade language arts or fifthgrade science. i need help finding information on the state of wisconsin and 1st
asked by scooby 
physics
Compute the moment of inertia of your body as you stand tall and turn around a vertical axis passing through the top of your head and the point halfway between your ankles. Model your body as a cylinder of mass 59.5 kg and circumference 84.5 cm. I got the
asked by ucieng 
Math
pls help! The cost to the chicago tribune for sunday home delivery is approximately $0.53 per newspaper with fixed costs of $1,070,00.Write an equation that relates the cost C and X of copies delievered.
asked by Jackie 
COM/220 RESEARCH WRITING
Can anyone help me or help me get started please? ASSIGNMENTS 1. CheckPoint: FullSentence Outline • Resources: Organizing Your Research Paper & Bias, Rhetorical Devices, and Argumentation • Due Date: Day 4 [Individual forum] • Review the criteria
asked by Anonymous 
reading
i do not have the textbook,but i have to answer questions from the interactive reader.can i see pages or the stories on line
asked by cornelius 
cHEMISTRY
If a precipitation reaction occurs, when a solution of one substance is added to a solution of the other, enter the formula and state of the spectator ions. Separate by comma. If there is no reaction, enter the formula and state of all ions in solution.
asked by Keri 
physics
If only external forces can cause the center of mass of a system of particles to accelerate, how can a car on level ground ever accelerate? We normally think of the car’s engine as supplying the force needed to accelerate the car, but is this true? Where
asked by Sandhya 
math
suppose a pizza slice is a circle sector with a 24 angle and a radius of 15 inches. If a can of pizza sauce will cover 94 square inches of pizza, how many cans of sauce are needed to cover this slice?
asked by haley 
Health care delivery systems
I am taking Health care delivery systems class. I would like to know where I can find information on. Which of the characteristics or components have the most significant impact on the health care delivery system in the United States? Thank you.
asked by Ana Perozo 
physics
Derive the expressions for the equivalent resistence of two resistors R1 and R2 for the cases when they are (a) in series and (b) in parallel. Hint: Set up the circuit with a constant Voltage source V (it is not necessary to put in an exact value for V ).
asked by edd 
Spanish
Hey! I need to get this text corrected, it´s in Spanish. If anyone could look at it and just tell me what is wrong with it, hah, because there are many mistakes, because I suck at Spanish ;) I have a oral presentation on Monday and Christmas are the
asked by emeliie 
ScienceChemistry
What compound is made when sodium is burned in air
asked by Alisha 
college
Let x be the number of miles driven on 60 gallons of gas. By setting up and solving a proportion involving x, find the value of x for the car that you have chosen. State the type of car, the mileage, and show both the set up of the proportion and the steps
asked by maria 
FRENCH
DOES ANYONE HAVE A LIST OF FRENCH TRANSITION WORDS THAT WILL MAKE WRITING AN ESSAY IN FRENCH EASIER?
asked by MOi 
math
5 yrs ago Montys age was 5 years less than twice Rachels age. In 3 years, one third of Rachels age will be 12 years less than Montys age. How old are they now?
asked by joe 
Math
looking for help with find the slope and the y intercept for y = 5 please help
asked by Jacob 
business
Consider a local business whose services you frequently use. What are the main components of this company's business model? I regualrly use a gas station so would my 3 main components be 1. gas prices 2.location 3.prices on product
asked by Tracie 
science on weather
how would earth be affected if its axis were not titled?
asked by Anonymous 
English
Thank you very much for your last corrections!! Can you check these sentences for me, please? 1) Queen Victoria reigned constitutionally but she never overruled (?) Parliament: 2) She was beloved by the middle class, who shared her moral and religious
asked by Franco 
Science
What happens to an overhead power cable suspended from pylons in a)winter b)summer Explain your answer.
asked by AJ 
Math, Grade 6
My best friend needs help multiplying and dividing mixed numbers. I try to help them but it's hard cause shes stubborn. Any help I could give her?
asked by Jessica 
7th grade
how do u solve dis problem: 8cm/s= ___ ft/h
asked by Anonymous 
PreCal
1) Verify that the xvalues are solutions of the equation. csc x  2 = 0 a) x=pi/6 b)x=5pi/6 I know that csc x = 2 but I do not know what to do now.
asked by Hannah 
social studies
your town or city is oing to have a culture fair. the fair will introduce people to new cultures. it will also introduce people to new cultures. it will also introduce people to diffferent culures within the United States. write a public service message
asked by Samantha 
English
I forgot to include the following statements.Thank you very much for your help. 1)The Victorians were extremeley prooud (?) of their empire, which extended into Asia, Africa, Central America and Oceania. 2) British polireme are still known as bobbies from
asked by Franco 
physics
A potential difference of 0.90 V exists from one side to the other side of a cell membrane that is 5.0 NM thick. What is the electric field across the membrane?
asked by Rony 
Physics
Suppose the coefficient of static friction between the road and the tires on a car is 0.60 and the car has no negative lift. What speed will put the car on the verge of sliding as it rounds a level curve of 29.3 m radius?
asked by Andrew 
English
Can you help me check these are five sentences, please? Thanks a lot 1) When I was a child, in a hot afternoon my father went fishing with one of his friends. 2) They went there with their own cars (?) and when they were on their way to (?) home on a road
asked by Franco 
Human Services
Could someone help me please? Does anyone know how a human service agency determines goals and objectives? I'd appreciate it. Thanx Jenn
asked by Jenn 
science
what three vitamina and minerals undergo the greatest percentage of increase during pregnacy?
asked by monique 
BIOLOGY
WHICH MUSCLE IS CONTRACTED TO FLEX YOUR FOREARM?
asked by AMEKA 
PreCal(Please check)
1) Find all the solutions of the equation in the interval (0,2pi). sin 2x = sqrt3/2 I know that the angles are 4pi/3 and 5pi/3 and then since it is sin I add 2npi to them. 2x = 4pi/6 + 2npi 2x = 5pi/3 + 2npi Now I know that I have to divide by 2 but that
asked by Hannah 
Physics
In the 1950s, an experimental train that had a mass of 2.65 104 kg was powered across a level track by a jet engine that produced a thrust of 5.25 105 N for a distance of 509 m. Assume that air resistance is negligible. (b) Find the change in kinetic
asked by Dar 
CRT 205
I REALLY NEED HELP WITH MY WEEK 5 ASSIGNMENT IN APPENDIX C CATEGORIZING FALLACIES?
asked by TAKESHIA 
World History
how does John Locke's ideas reflect the feelings of the enlightenment
asked by Wayne 
algebra
5 yrs ago Montys age was 5 years less than twice Rachels age. In 3 years, one third of Rachels age will be 12 years less than Montys age. How old are they now?
asked by joe 
3rd grade math
if you multiply me by 2 I become a number greater than 20 and less than 40. if you multiply me by 6, i end in 8 if you multiply me by 4 i end in 2
asked by cody 
5th grade English
He gave us thirty seconds to think about it. Is the word IT singular or a plural pronoun? I thought it was both...but could it actually be BOTH? because it doesn't give it antecedent.
asked by Meghan 
MATH
write this in scientific notation A)(1.6x10 to the fifth power)(12.7x10 to the forth power)
asked by pavleen 
business
in one paragraph, supported by evidence in your text and from other research, describe two forces that you believe shape the relationship between business and society. Provide two examples (one for each force you choose). Look for flaws and strengths in
asked by Anonymous 
World History
How are John Locke's ideas being used in today's society?
asked by Robert 
math
Given f(x) = 2root x+7 and g(x) = 5x2 – 9, evaluate (f/g)(2) . I don't understand how to do this, can someone please explain the process??!! thanks!
asked by Jenn 
Chemistry
A 155g sample of an unknown was heated from 25.0 to 40.00c absorbing 5696J of energy. what is the specific heat?
asked by Laverne 
ECONOMICS
Q=2002P so that Marginal Revenue is MR=100Q.
asked by DEENA 
Math
what is the perimeter of an rectangle that has a 7 inches height and a 2 inches width. I think it is 18 inches
asked by pavleen 
5th grade English
You should take it with you. Is "you" Singular or plural? At first is thought is was singular but know I really don't know. Was I right at first?
asked by Meghan 
Biology
19. Which is NOT a general characteristic of plants? a. use oxygen to make usable energy b. primary producers c. have specialized cells d. cell walls composed of cellulose I think it might be either A or B... 20. Which of the following are characteristics
asked by mysterychicken 
Math
what is the perimeter of a square if one of it side is 6 inches
asked by pavleen 
ethics 125
· Consider the following statements: (a) Asian Americans and Pacific Islanders are a model minority, and (b) Asian Americans and Pacific Islanders belong to a single “Asian American” culture. If someone said one of these statements to you, how would
asked by bob 
circumference
what owuld the area of a cicle be if 10 is the diamter
asked by pavleen 
science
what is plains
asked by pavleen 
math
angles that add up to 90 degree are called
asked by pavleen 
math
angles that add up to 180 degree are called
asked by pavleen 
math
lines that form right angle when they meet are called
asked by pavleen 
the outer planets
I am working on a crossword that asks what is 4 times the diameter of Earth. Can you help with this?
asked by Trevor 
Chemistry
why do hydrogen peroxide and bleach react like they do, and how is the hydrogen peroxide a catlyist?
asked by Anonymous 
math
bottle of water is 75LT and 25 oz. i drink 6 container of water . how many glass of was it is ?
asked by makeeda 
math
what is the symbol for congruent
asked by pavleen 
Physics
What are the horizontal and vertical components of a cat's displacement when it has climbed 5 m directly up a tree ?
asked by Michelle 
calculus
Suppose that f(x) is a function with f(120)=40 and f'(120)=4. Estimate f(118.5).
asked by kayla 
Algebra
How do i graph y=4x THANKS!!!
asked by Jakie 
Math
If Angel plants the same number of flowers in each of 5 rows, he will have none left over. If he plants 1 in the first row and then 1 more in each row than he did in the previous row, he will plant flowers in only 4 rows. how many flowers does he have?
asked by Sandy 
Math
First I sort the fractions into each title. Under the title Near 0 (zero) I have 2/19, 1/4, 2/5 Under the title Near 1/2 I have 4/7, 5/8 Under the title Near 1 I have 9/10, 7/9, 12/15 They want me to describe any patterns I see. I don't understand. Could
asked by ST 
PreCal(Please check)
1) Find all the solutions of the equation in the interval (0,2pi). sin 2x = sqrt3/2 I know that the angles are 4pi/3 and 5pi/3 and then since it is sin I add 2npi to them. 2x = 4pi/6 + 2npi 2x = 5pi/3 + 2npi Now I know that I have to divide by 2 but that
asked by Hannah 
math
what is 2438divided by 40 equal
asked by peyton 
MATH
a polygon with congruent sides and angles is called
asked by pavleen 
math
a polygon with 9 sides
asked by pavleen 
Math
A skating rink plays different songs during a twohour skating party. The songs average 3 minutes each. There is a 15minute break, without music, when the refreshments are served. How many songs do they need to have ready? For me will be 35 songs, it's
asked by Mia 
6th grade
how can writing change how people view themselves, other ppeopleand the world????
asked by Anonymous 
chimistry
how many grams of CaCl2 are produced from 3.24 mol Cl2
asked by josue 
english
I was wondering if this is good for a descriptive paragraph with proper pronounciation. The gossipy neighbour that lives next door likes to be very nosey and tries to almost observe every move from everyone on the block. They watch out windows, from their
asked by deborah 
Calculus
Could you please help me with this question: Determine the values of x so that the tangent to the function (y=3/cubic root of x) is parallel to the line x+16y+3=0 Thank you
asked by Kenny 
ENVIRONMENTAL CHEMISTRY
Which one of the following statements is incorrect? Why? A. “Oxygen (O2) is a strong oxidant (oxidizing agent).” B. “Oxygen (O2) is an active oxidant (oxidizing agent).”
asked by CHEMISTRY 
Math
1) Find the angle of depression from the top of a lighthouse 250 feet above water level to the water line of a ship 2 miles off shore. arc tan 10560/250 = 88.64 ft Is this correct? 2) A passenger is in an airplane flying at n altitude of 10 kilometers sees
asked by Abby 
algebra  operations on functions
Given f(x) = 2root x+7 and g(x) = 5x^2 – 9, evaluate (f/g)(2) . I don't understand how to do this, can someone please explain the process??!! thanks!
asked by Jenn 
math
Write the equation with the given slope and the given yintercept 1. slope 2/3, yintercept (0,5) 2. slope 5/6, y intercept (0,1/3)
asked by Tanya 
us history
Which factor, selfinterest or idealism, was more important in driving American foreign policy 18951920?
asked by lurry 
nutrition
do garlic help the bladder infection
asked by makeeda 
Math
Write Each equation in slopeintercept form then identify the slope and the yintercept for each line 2xy=12
asked by Tanya 
Math
There is a list of triominoes: 0,5,5... 0,1,1... 1,1,3... you get the picture. There are 10 triangles. How am I suppose find the measure of the largest angle? How many sides are congruent? I think 2 but are the talking about the entire triomino?
asked by Kyle 
Finance
Determine the amount of each payment to be made to a sinking fund in order that enough money will be available to pay off the following loan. $29,000 loan, money earns 12% compounded annually, 42 months. I tired doing this using the future value of an
asked by Ben 
Math
Find an equation of the line that passes through the given point and has the given slope Express ur answer in slopeintercept form. (8,0), m=3
asked by Tanya 
Finance
John borrowed $1,000 discounted at 10% for six months. How much did he receive when the loan was made? I get $952.38 by using the formula below: 1000=P(1+.10/2)^(.5*2)  am I doing this right?
asked by Ben 
ethics
What could you do to eliminate racial prejudice and stereotypes and reduce their damage? How does this sound for this question? About the only way I can think of helping stop some of the racism and stereotyping is to educate people mainly our children
asked by stephanie 
chem please help
how do i calculate a concentration ratio of oxidised to reduced cytochrome c Fe2+ to Fe3+ given at 25 C and pH7 E(mV) as 100 and absorbance at 550nm as 1.5 E is relative to standard hydrogen electrode i don't know how im supposed to calculate it from this
asked by lu 
Finances and Math
Can someone please help me solve these problems or help me find an easy formula?..No matter how many times I read or try calculating I can't get it please help me..I would really appreciate it thank you.. Calculate the future value of the following: $5,000
asked by Anna 
algebra
lAURA OWNS A PIE COMPANY. SHE HAS LEARNED THAT HER PROFITS, P(X), FROM THE SALE OF X CASES OF PIES ARE GIVEN BY P(X)= 150X  X^2. (A) HOW MANY CASES OF PIES SHOULD SHE SELL IN ORDER TO MAXIMIZE PROFIT? (B) WHAT IS THE MAXIMUM PROFIT?
asked by GERINA 
chemistry
The thermal decomposition of calcium carbonate produces 2 byproducts, c02 and calcium oxide. calculate the volume of the co2 produced at STP from the decomposition of 231 grams of caco3. i know the equation i need to use is V=nrt/p but am i supposed to
asked by Katherine 
Physics
A block is pulled 2.9 meters up a 30° rough incline by an applied force Fa = 170 N, directed up the ramp. The frictional force has a magnitude of 90 N. The block starts from rest and has a final kinetic energy of 16 J. Find the following: a) The total
asked by Dar 
math
42five in base ten
asked by Anonymous 
Finances
Assume that you have two contracts to choose from: Contract A pays $5,000 per year for 5 years starting one year from today. Contract B pays $5,000 per year for 5 years starting today. The discount rate for each is 6%. Which annuity contract would you
asked by Anna 
algebra
find the roots of 25(x)cubed+100x
asked by peter botros 
Physics
A comet with a mass of 7.95 1011 kg strikes Earth at a speed of 22 km/s. (a) Find the kinetic energy of the comet in joules. ____ J (b) Compare the work that is done by Earth in stopping the comet to the 4.2 1015 J of energy that was released by the
asked by Dar 
Stats
A testing service has 1000 raw scores. It wants to transform the distribution so that the mean =10 and the standard deviation = 1. To do so ?
asked by Z 
math
for people each bought two bottles of vermont maple syrup. each person plans to share their bottle with three friends. how much does each person get?
asked by barry 
Economics
Suppose That A Scientific Breakthrough Leads To The Discovery Of A New Cheap Source Of Energy. What Would Be The Effect Of This Invention In The ShortRun And In The LongRun?
asked by Adi 
Org. Chem.
Draw a mechanism that explains how the nitrosubstituted aromatic products observed in your reaction were formed. My sample was nitrodiphenylmethane and three peaks were observed using GC/MS. I wasn't sure how to determine what the peaks meant exactly. We
asked by CMM 
chemistry
What happen if potassium chlorate was not completely decomposed?
asked by Lady 
Math
Can you show me a example of how to convert feet to miles?
asked by Chelsea 
quick precal concept
is there no solution for a triangle with C=50deg a=25 c=22?
asked by tom 
calculus
find the slope of the tangent at the given point. Y=2x^4 (1, 2)
asked by Anonymous 
chemistry
i have to do a "chemistry of cooking" project for my chem class. for the project i need to convert pounds, grams, and ounces into moles, but i do not know how. for example, i need to convert 453.5g of beef into mols. how do i do that? do i need to know the
asked by joyce 
math
If TC= .04q3+.9q2+10q+100. find 1)AC 2)MC 3)Slope Of AC& MC 4) Value of q
asked by Nishita 
6th grade
how do i compare a fraction
asked by gus 
Calc ..basic integration
I forgto how to integrate...its been to long. integration(Sqrt(1+2t^2+t^4))
asked by mm 
Physics
A 19.5 kg block is dragged over a rough, horizontal surface by a constant force of 110 N acting at an angle of angle 31.1◦ above the horizontal. The block is displaced 6.74 m,and the coefficient of kinetic friction is 0.156. What is the net work done on
asked by Caryn 
math
The demand for your college newspaper is 2200 copies each week if the paper is given away free of charge and drops to 1000 each week if the charge is 10/copy. However, the university is only prepared to supply 600 copies each week free of charge but will
asked by marisa 
physics
why does an object slide down a ramp faster when the ramp angle is larger? and why does it slide slower on a ramp with a lower angle?
asked by bjc 
crt
Exercise 66 Identify any examples of fallacies in the following passages. Tell why you think these are fallacies, and identify which category they belong in, if they fit any category we’ve described. 1. Letter to the editor: “I would like to express
asked by justin 
parenting
what is johndice im thinking when the newborn baby is yellow am i right?
asked by jaylynn 
Chemistry
calculate the number of atoms in 31.5g of cadmium
asked by Ash 
math
trains leave new york for boston every 40 min. the first train leaves at 5:20 a.m. what departure time is closest to 12:55 p.m.?
asked by Anonymous 
english
please revise! not a good writer Is Patient Diplomacy the Best Approach to Iran’s Nuclear Program? Yes, a patient diplomacy is the best approach to Iran’s nuclear program. Professor Christopher Hemmer from the Department of International Security
asked by christy 
Organic Chemistry
Please Helppp!!!!!! 1)In the test with sodium iodide in acetone and silver nitrate in ethanol, why should 2bromobutane react faster than 2chlorobutane? 2) When treated with sodium iodide in acetone, benzyl chloride reacts much faster than 1chlorobutane,
asked by Ashley 
chemistry
I was asked to prepare a 1.0 x 103M Iodine solution in Methylene Chloride. How do I go by this calculation? (Note: ............10 raised to the power of 3)
asked by Nomonde langa 
chemistry
How many compounds would there be in a combinatorial library of ester compounds made from every isomer of monofluorobenzoic acid and every possible alkyl alcohol with 4 or less carbon atoms? 1. 11 2. 24 3.12 4.21 i know its either 21 or 24 but im not sure
asked by Myra 
math
4/x  4/y _________ 2  2 y X __________ 4 thats y to the 2nd power and x to the second power
asked by jess 
English
Question: Why did "Barbie doll" have such a name? Who is Barbie?
asked by rfvv 
math 115
Doo the indicated subtraction 94,000  40,723 
asked by Laure 
Chemistry PLEASE HELP
how do i calculate a concentration ratio of oxidised to reduced cytochrome c Fe2+ to Fe3+ given at 25 C and pH7 E(mV) as 100 and absorbance at 550nm as 1.5 E is relative to standard hydrogen electrode i don't know how im supposed to calculate it from this
asked by lucy 
Social studies
what is the relationship between the environment people live in and their culture?
asked by Samantha 
social studies
how could the trusts purchase a senate seat?
asked by sdjksdjjkds 
physics
If only a single nonzero force acts on an object, does the object accelerate relative to all inertial reference frames? Is it possible for such an object to have zero velocity in some inertial reference frame and not in another? If so, give a specific
asked by Sandhya 
COM/220 RESEARCH WRITING
Can anyone help me or help me get started please? ASSIGNMENTS 1. CheckPoint: FullSentence Outline • Resources: Organizing Your Research Paper & Bias, Rhetorical Devices, and Argumentation • Due Date: Day 4 [Individual forum] • Review the criteria
asked by Anonymous 
Chemistry
Using the balanced reaction, enter the formula, charge(if any), and state of the species (exclude H2O) in solution if Li3PO4(aq) reactant is present in stoichiometric excess. Separate your answers by comma. CrBr3(aq) + Li3PO4(aq) → CrPO4(s) + 3LiBr(aq)
asked by Larry 
MGT Business
What are the implications of "compare and contrast" techniques used in the workplace?
asked by Maya 
Chemistry
Using the balanced reaction, enter the formula, charge(if any), and state of the species (exclude H2O) in solution if ZnCl2(aq) reactant is present in stoichiometric excess. Separate your answers by comma. ZnCl2(aq) + K2CO3(aq) → ZnCO3(s) + 2KCl(aq)
asked by Josh 
GEN 105
· Conduct online research regarding the strongest of your multiple intelligences. Find three Web sites that accurately describe that intelligence. If you identified more than one intelligence, choose one. Your classmates review your responses, so make
asked by Mary 
Accounting
How would I find the formula for these problems? Please help me.. I would really appreciate it.. thank you Calculate the present value of the following: $7,000 in 5 years at an annual discount rate of 6% $7,000 in 5 years at a semiannual discount rate of
asked by Anna 
calculus
find the slope of the tangent at the given point, G(x) = (2x + 1) / (x  1) Point : (2, 5)
asked by Anonymous 
physics
Imagine yourself seated on a wheeled desk chair at your desk. Consider friction forces between the chair and the floor to be negligible. However, the friction forces between the desk and the floor are not negligible. When sitting at rest, you push
asked by Sandhya 
Biology
What would happen to a protein in this example if the 9th base in the original DNA strand was changed to thymine ?
asked by Jannel 
Language Arts
I have an essay due tomorrow and it is required to have at least one adverb clause. I'm still a little confused about how to create an adverb clause. Help pleasee?!
asked by Maggie 
physics
I need help with conversions: Vera survived the longest fall on record without a parachute. she fell 6miles, 551 miles. whats her distance in yards?
asked by ShaD 
ALGEBRA
If you have $10 in the bank today and $25 in the bank tomorrow, what was the percentage increase in your account balance?
asked by GGIFT 
math
how do i simplify this further x^2/sqrt(x^2+y^2)+y^2/sqrt(x^2+y^2)
asked by libby 
Calculus
The halflife of Palladium100 is 4 days. After 12 days a sample of Palladium100 has been reduced to a mass of 4 mg. What was the initial mass (in mg) of the sample? What is the mass 5 weeks after the start?
asked by <3 
math
Write de missing number: 2,3,_____,7,11 I don't know the rule....Thanks
asked by Mia 
health
Address the following: Describe at least three potential indoor air quality (IAQ) hazards in your home. What are the possible health impacts of each hazard? Do you believe your health is at risk based on your exposure to the three IAQ hazards? Why or why
asked by Anonymous 
Stratford
A sample of a volatile liquid is vaporized completely in a 240 ml falsh at 99 c and 757 torr. The vapor is then allowed to condense to al liquid and its mass is determined to be .564 grams. What is the molecular mass of the liquid (that was vaporized)?
asked by Courtney Venable 
Trigonometry
If sin A= 3/5 and angle A is in quadrant IV, find cos A. I know i have to use the pythagoream identity..but i keep getting stuck.
asked by Laly 
college
Explain how McCarthyism affected the lives and political thinking of people in the U.S. Defend McCarthyism as appropriate or criticize it as inappropriate for the time in which it occurred.
asked by Anonymous 
social studies
what is the relationship between the environment people live in and their culture?
asked by Samantha 
6th grade
why did the romans add volcanos to the fire that vulcan (roman god) can control
asked by cc 
Financing and Accounting
How would I find the formula for these problems? Please help me.. I would really appreciate it.. thank you Calculate the present value of the following: $7,000 in 5 years at an annual discount rate of 6% $7,000 in 5 years at a semiannual discount rate of
asked by Anna 
math
In a game of Incan basketball, A points are given for a free throw and B points are given for a field goal, where A and B are positive integers. If A=2 and B=5, then it is not possible for a team to score exactly 1 point. Nor is it possible to score
asked by bart 
English
writing a Paper on Social Issues in America, but i need one with a lot of information witch on is the most interesting least controversial
asked by renee 
chemistry
when 2.76 (0.0200 mol) of k2co3 was mixed with 30.0 ml of approximately 2 M HCL the temperature rose by 5.2 C how do i write a balanced equation for problems like this?
asked by cindy 
Language Arts
Is this sentence a sophisticated coordinating conjunction: "I, however, now understand that I need to surround myself with friends who will give me an opinion, will accept me, and will listen to what I have to say." ?
asked by Anonymous 
science
how does a solution form?
asked by dawn 
science
describe a pond and indicate the types of interdependence of living things in it
asked by mark 
science
describe a pond and indicate the types of interdependence of living things in it
asked by mark 
chemistry
i HAVE A QUESTION
asked by dENG 
english language
we need to present a project about a successful person such as Naomi Shihab Nye
asked by samar 
math
How do you find the other 3 angles in a parallelogram when you only havethe measurement of 1 angle? (without using a protractor)
asked by mimi 
Math
finding a equation in slopeintercept form. Through (9, 2.5) and (5, 4.5)
asked by Maria 
information literacy
explain the difference between primary sources of information and secondary sources of information.Identify which would be more helpful to you if you were looking for information concerning the animals that are used for detecting drugs and explain
asked by may 
CALCULUS
Use the method of cylindrical shells to find the volume V generated by rotating the region bounded by the given curves about the yaxis. Y = 3/X, Y = 0, X =5, X = 2
asked by ANNE 
chemistry
even every air can be changed in to liquid at certain pressure and temperature, why our earth tend to change water at gaseous state to liquid state and by what conditions?
asked by karthika 
Physics
Compare magnetic and electrostatic forces. In what ways are they a) similar, b) different
asked by MJ 
math
y=7x, 2xy=8
asked by Anonymous 
calculus
find the points of intersection of the parabolas Y=(1r2 x^2) and Y=10x  2.
asked by Anonymous 
algebra
I am working on homework with properties of triangles and i am lost can you help
asked by angel 
human services
how can i prepare a budget chart for a business using 1.6 million dollars?
asked by anette 
chemistry
the molarity of ferric ion in a .060 M solution of Fe2(SO4)3 is?
asked by rox 
Greek Mythology
I can't find any information on Homer, author of the Odyssey. Is there a good website i could use other than Wikipedia?
asked by Austin 
Chemistry
What is the ratio of the speed of methane gas to the speed of sulfur dioxide gas if both gases ate at the same pressure and temperature?
asked by Sarah 
Planet Juniper
Need any and all Information about Planet Juniper...thanks
asked by Anonymous 
English
I really hope someone can correct some of the sentences I sent you. Thank you very much in advance!
asked by Franco 
germs
i nedd pics of common germs
asked by william 
calculus
find the points of intersection of the parabolas Y=(1r2 x^2) and Y=10x  2.
asked by Anonymous 
Maath
How do you write these two equations in slope intercept form? x5y10=0 5x+2y+10=0
asked by Jessica 
chemistry
write the balanced equation for the production of oxygen gas and potasium chloride from the decomposition of the potasium chlorate
asked by Anonymous 
chem HELP PLEASE
how do i calculate a concentration ratio of oxidised to reduced cytochrome c Fe2+ to Fe3+ given at 25 C and pH7 E(mV) as 100 and absorbance at 550nm as 1.5 E is relative to standard hydrogen electrode i don't know how im supposed to calculate it from this
asked by lu 
Computers
Hi, I have an IT programming question but I'm not sure what the question means exactly. Question: Make an immutable class to represent DNA and RNA, these classes must wrap around a mutable character array the contents of which is used to set the state of
asked by Vanessa 
Physics
A horizontal force of 150 N is used to push a 33.0 kg packing crate a distance of 6.65 m on a rough horizontal surface. If the crate moves at constant speed and the work done is 997.5 joules. What is the coefficient of kinetic between the crate and the
asked by Nate 
economics
Mirks labs is a British pharmaceutical company that currently enjoys a patent monopoly in Europe, Canada and the United States, on Zatab (pronounced zaytab), an allergy medication. The global demand for Zatab is Qd = 15.00.2P Where Qd is annual quantity
asked by shelley 
Physics
A fisherman's scale stretches 4.2 cm when a 3.0 kg fish hangs from it. What will be the amplitude and frequency of vibration if the fish is pulled down 2.3 cm more and released so that it vibrates up and down?
asked by Justin 
Global
Whats the difference between being hispanic and being latino?
asked by Laly 
Trigonometry
Cos D= 3/4. if the sine of the angle is positive, find the sine of the angle and determine the quadrant. Can anyone tell me the steps. I need to learn this.
asked by Laly 
math
a set of cards is numbered 120 what is the probability of choosing the card numbered 1
asked by savon 
chemistry
What does slightly ionized material feel like?
asked by Kaeli 
geometry
if triangle MNO is an acute triangle and MN=x1, NO=x+1, and MO=8, then what are the possible solutions of x?
asked by yoyoyoyo 
alegra
I can not seem to ge this one right y=7x, 2xy=8
asked by Kelli 
question of the day at my school
Who was the host of AM chicago in 1963?
asked by JADEN 
college algebra
(5,1) is a solution to the equation 2x3y=7. what does this means
asked by Adrian 
Physics energy
A 80 kg diver steps off a 10 m tower and drops from rest straight down into the water. If he comes to rest 5.0 m beneath the surface, determine the average resistance force exerted on him by the water.
asked by Nate 
Earth Science
Upon what measurement is the Earth's latitude and longitude system based?
asked by Kate 
Chemistry
Suppose you were given three unlabelled solutions. You know that one contains Iron (II) ions, another contains Iron (III) ions and the third has Silver ions, but you don’t know which is which. Devise a scheme by which you could identify each of the three
asked by Andrzelika 
college english
Please help revise !! thank u sooo much!! Direct military action against Iran would only agitate the Middle East particularly Islamic governed countries. Disturbing this region would damage America’s interest towards the fight against terrorism.
asked by christy 
Math
If TC=.04q3.9q2+10q+100. Find: 1)AC 2)MC 3)Slope of AC&MC 4)Value of q at which Average Variable Cost is minimum.
asked by Nishita 
Politics
If an individual decides to drop out from running for office (Senate), what happens to the money that was donated and raised for the campaigning? Where does it go?
asked by Nate 
math
1. 3y=13divided by 2=>y= 2. 6divided by 15=12divided by y =>y= 3. 8 divided by 5 y  4 = 20 =>y = 4. 3:8= y:32 =>y=
asked by laurie 
trig
A wind storm caused a 64 ft pole to lean due easwt at an angle of 63.8 degrees to the ground. A 106 ft long guy wire is then attached to the top of the pole and anchored in the ground due west of the foot of the pole. How far from the foot of the pole is
asked by Lori 
200
Most public schools are supported financially by district, state, and federal government agencies. Identify the roles each of these agencies has in your local schools. Which agency do you feel has the most significant influence over policy and curriculum
asked by k 
HCA 270 Approaches to Valuation
Compute the worth of Arcadia Hospital in 2005 using rules of thumb, adjusted book value, and discounted cash flow valuation (for this final method, use the table provided). Assume the cash flow for 2005 is the same as 2006. ($655 million) 1) Rules of
asked by Shirley 
English
I need helping writing my essay. My topic/title is "Should religious statements be kept in the church or released to the public." Just need help starting out! Thanks!
asked by Anonymous 
music
what is a diphong?
asked by penelope 
GenChem II
What mass of CsBr must be added to .500L of water to produce .4molality solution? What are mole fraction and mass percent? Here is my work and below I will post a question about it: 1 mol CsBr = 212.81g density of water = 1g/mL d=mv 1=x/500 x=500g of water
asked by Chem 
high school
In highschool I enjoyed the following subjects _ shop, art class, lunch and study hall. A. Comma B. Colon C. Simicolon D. Ellipese Thank you
asked by sue 
math
using only 1,2,3,4 one time and it must egual 29 would be 2 squared + 1*4+3 squared
asked by alison 
English
Can you help me with writing the body? :) I have no clue how to write a GOOD essay. Thanks!
asked by Anonymous