Saturday
May 25, 2013

# Homework Help: College

city college
(Drug Benefits and Post Retirement Liabilities) Delphi Company reduced its other post retirement benefits by approx 500 million because of a change in the law. The federal government will not reimburse companies for prescription drug benefits that it provides to its employees ...
Monday, May 9, 2011 at 7:46pm

College Algebra
A ladder is 1 foot longer than its vertical heigt along the side of the house. The distance of the base of the ladder from the house is 7 feet less than its vertical height from the ground. How far up the house does the ladder reach?
Monday, May 9, 2011 at 7:28pm

communication
Identify Twenty Errors in the Passage Below Review the passage below, which contains 20 errors. Identify these errors by marking each of the errors in bold, and make your correction in parentheses after the error. Example: My cars interior is black. This must be marked as ...
Monday, May 9, 2011 at 2:05pm

statistics
After years of data collection by college students, it has been determined that the distribution of course grades in Ms. Green’s Statistic II class follows a normal distribution with a mean of 62 and a standard deviation of 14. (a) A student will pass Ms. Green’s ...
Monday, May 9, 2011 at 11:19am

College Stats
Is .09 less than .05?
Sunday, May 8, 2011 at 11:46pm

verb
how can i find a verb in sentence1) It will be helpful in the future if you plan ahead of time to do some financial planning for your college education
Sunday, May 8, 2011 at 7:17pm

College Chemistry
Which of the following ions possess a dipole moment: ClF2+, ClF2-, IF2+, or IF4-?
Sunday, May 8, 2011 at 7:07pm

College Chemistry
H2C=C=CH2 molecule is linear, what are they hybridization states of the carbon atoms? draw diagrams to show sigma and pi bonds.
Sunday, May 8, 2011 at 4:06pm

college math 201
i have 50 feet of fence and the house will be the fourth side. i want a rectangular fence as big as possible. what re the dimensions?
Sunday, May 8, 2011 at 3:36pm

College Chem
Calculate the enthalpy of reaction from the standard enthalpies of formation of the reactant and product molecules. 2C2H6+7O2-->4CO2+6H20 I am using the back of my book for the standard enthalpies of formation, but cannot seem to find the HoF for C2H6?
Sunday, May 8, 2011 at 2:53pm

English
Had to correct sentences so the parallel ideas are expressed 1. Is it true that Superman could leap tall buildings, run faster than a locomotive, and those bullets would bounce off his skin? 2. To celebrate the canned pork product called Spam, we attended the Texas Spamarama ...
Saturday, May 7, 2011 at 9:57pm

Statistics
Hi I am a college student in wireless technology but am only very sketchy on statistics. I'm am trying to write a program to tell me if activity is unusual. I can read the activity of a person from a motion detector from day to day i.e. mon activity - 250 times tues - 300 ...
Friday, May 6, 2011 at 8:51am

Grammar
Write one sentence that includes a city and state in the united states and the name of a college or university. Edison University is located in Piqua Ohio.
Friday, May 6, 2011 at 12:46am

Lack of transportation
how much money do u spend on gas getting to college
Thursday, May 5, 2011 at 10:06pm

College Chemistry
How much time in years (assume a 365 day yr) would it take for a 1.6678g sample of 239Np to decay to a mass of 0.8671g if it has a half life of 2.030*10^5s
Thursday, May 5, 2011 at 9:32pm

College Chemistry
A rock containing 238U and 206Pb was examined to determine its appropriate age. The molar ratio of 206Pb to 238U was 0.1462. Assuming no lead was originally present and that all lead formed remained in the rock. What is the age of the rock in years? The half life of 238U is 4....
Thursday, May 5, 2011 at 9:26pm

College Algebra
Change 2x^2-5x=25 to standard form. Then find the solution set.
Thursday, May 5, 2011 at 7:45pm

College Algebra Application
Newton's Law of Cooling T(t)=T0+(T1-T0)e^-kt The police discover the body of a murder victim. Critical to solving the crime is determining when the murder was committed. The coroner arrives at the murder scene at 12:00pm. She immediately takes the temperature of the body ...
Thursday, May 5, 2011 at 4:02pm

College Algebra
Solve using Elimination or Substitution: 4x^2+9y^2=36 x+3y=3
Thursday, May 5, 2011 at 3:59pm

stats
A particular college basketball player is a 80% free throw shooter. In a game, he took 20 free throws. Find the probability he made 18 or more of his free throws.
Thursday, May 5, 2011 at 12:08pm

Hspanic Literature
Need someone to proofread a college papaer for a Spanish Literature graduate class... anyone interested>
Thursday, May 5, 2011 at 9:07am

if 14 accidents can be expected at a certain intersection per week, what is the probability that there will be 3 accident at the intersection on a given day
Thursday, May 5, 2011 at 7:09am

Statistics
Volume 3 1 Abstract Medication errors are a significant issue affecting patient safety and costs in hospitals often posing dangerous consequences for patients. It is important to understand that an analysis of medication errors can help healthcare professionals and managers ...
Wednesday, May 4, 2011 at 10:42pm

college algrebra
Find the coordinates of the point of intersection of the graphs of y = x and y = 6
Wednesday, May 4, 2011 at 4:31pm

College Chemistry
How many grams of Al would be deposited from an aqueous solution of Al3+ with a current of 1.430A after 5hrs of deposition.
Tuesday, May 3, 2011 at 11:02pm

College Chemistry
If the voltage of the cell is -0.1288V at 25Celsius when [Pb2+]=0.1403M and the pressure of H2=1atm, what is the pH Pb(s)+2H+(aq)<-> Pb2+(aq) +H2(g) E0 = 0.1260V
Tuesday, May 3, 2011 at 11:01pm

College Bio
Imagine you are conducting fieldwork and discover two groups of mice living on opposite sides of the river. Assuming that you will not disturb the mice, design a study to determine whether these two groups belong to the same species. If you could capture some of the mice and ...
Tuesday, May 3, 2011 at 10:56pm

math
At a local community college, it costs \$ 650 to enroll in a morning section of an algebra course. Suppose that the variable n stands for the number of students who enroll. Then 650n stands for this course. How much is collected if 45 students enroll? 61 students? 200 students?
Tuesday, May 3, 2011 at 10:08am

college chemistry
a gas is collected over water at a certain temperature. The total pressure is 756 torr. The vapor pressure of water at this temperature is 17torr. The partial pressure of the gas collected is what?
Monday, May 2, 2011 at 10:16pm

College Algebra
Determine whether x+6 is a factor of x^3+4x^2-27x-90
Monday, May 2, 2011 at 10:01pm

College Chem I
Based on the types of bonding in the following compunds, explain why you would expect: 1) calcium chloride (CaCl2) to be soluble in water 2) Ethane (CH3CH3) to be insoluble in water
Monday, May 2, 2011 at 6:11pm

College Chemistry
Ok, so I’m working on this problem where I have to get electron per mole. I know that I need to get from Coulombs/mole of H2 all the way to # of electrons/ moles of electrons. I know that the half life reaction is as follows: 2H+ +2e- -->H2(g) For Coulombs per mole of ...
Monday, May 2, 2011 at 5:41pm

math 140 math for professional
Assignment Part I: A system of equations can result in 3 possibilities: consistent, inconsistent, and dependent. Discuss each of these types of solution that can be generated, and describe the graph of each possibility. Part II: Break-Even Analysis and Cost Analysis: As a ...
Monday, May 2, 2011 at 5:26pm

College Chemistry
can someone please explain how to indicate where a label appears in a product? for example: where the label appears in 2-[14C]-Glycine --> AMP
Monday, May 2, 2011 at 12:40pm

College math
What is the probability without replacement of drawing at least one ten (52 card deck)?
Monday, May 2, 2011 at 1:11am

english
Can you please check my work. Adjectives, adverbs ad comparisons. Use 5 adverbs and 5 adjectives to write a review. Compare an event to the subject of review and use 3 comparisons and superlatives. How did I do? I try to keep myself busy and not set around to watch too much T....
Sunday, May 1, 2011 at 7:08pm

Math/Statistics
Of 29 college juniors at State University, 13 preferred pepperoni pizza, 11 preferred supreme, and 5 preferred cheese. If we picked a college junior at State University at random, what is the probability that he or she would prefer cheese?
Sunday, May 1, 2011 at 5:20pm

chemistry (college final)
How to determine which of the compounds will have the lowest boiling point vs the highest boiling point?
Sunday, May 1, 2011 at 1:24pm

College Chemistry
I think this should be easy but im stuck. Please help: Suppose a compound could point in any of two directions in the solid and still have the same energy. How many molecules would there be if the total entropy of a solid sample of this compound was 8.174e-9J/K I used S= klnW ...
Sunday, May 1, 2011 at 12:03am

math
The terms of a single parent's will indicate that a child will receive an ordinary annuity of \$20,000 per year from age 18 to age 24 (so the child can attend college) and that the balance of the estate goes to a niece. If the parent dies on the child's 17th birthday, ...
Saturday, April 30, 2011 at 11:40pm

math
Suppose a young couple deposits \$700 at the end of each quarter in an account that earns 7.1%, compounded quarterly, for a period of 6 years. After the 6 years, they start a family and find they can contribute only \$200 per quarter. If they leave the money from the first 6 ...
Saturday, April 30, 2011 at 7:35pm

College math
Highwq curves. If a circular curve without any banking has a radius of R feet, the speed limit L in miles per hour is L = 1.5 aqrt(R) (a) Find the speed limit for a curve having a radius of 400 feet. (b). If the radius of a curve doubles, what happens to the speed limit? (c.) ...
Saturday, April 30, 2011 at 9:50am

spanish-college essay!
Se puede revisar mi ensayo por favor? Es un ensayo de colegio. Gracias! Cuando la mayoría de la gente oye la palabra “El machismo” se la asocia con el sexismo. Se piensa que las mujeres y hombres son desiguales. Se pregunta: ¿por qué las mujeres ...
Saturday, April 30, 2011 at 2:42am

Quick Question
Listen, I am a college student. I have to do a research paper for my Enviornmental Science Paper. I need to use 8 web sources. Does any body know of some good college base sites like any dot gov sites or other sites other than dot com sites? I am going to type a paper on The ...
Friday, April 29, 2011 at 9:21pm

College chemistry
A buffer that consists of a mixture of NaH2PO4 and K2HPO4 has a pH of 6.73. The (HPO4)/(H2PO4) ratio in this buffer is what? If (k1,k2,and k3 for H3PO4 are 7.1x10^-3, 6.2x10^-8, and 4.5x10^-13 respectively)
Thursday, April 28, 2011 at 7:46pm

College Algebra
Solve the exponential equation algebraically: 2^x+1=5^2x
Thursday, April 28, 2011 at 5:45pm

College math
Highway curves If a circular curve without any banking has a radius of R feet, the speed limitL.in miles per hour for the curve is L=1.5 R. (a.)Find the speed limit for a curve having a radius of 400 feet. (b.) If the radius of a curve doubles, what happens to the speed limit...
Thursday, April 28, 2011 at 3:15pm

college math
Braking distance The braking distance y in feetthat it takes for a car to stop on wet ,level pavement can be estimated by y = 1/9 x^2, where the x is the speed of the car in miles per hour Find the speed associated with with each braking distance. (a.) 25 feet (b.) 361 (c.) 784
Thursday, April 28, 2011 at 3:04pm

College Math
Hooke's Law the table shows the distance D that a spring stretches when a weight W is hung on it. W (pounds 2 6 9 15 D (inches) 1.6 4.8 7.2 12 (a.) Do the data represent direct or inverse variation? Explain. (b.) Find an equation that models the data. (c.) How far will the...
Thursday, April 28, 2011 at 2:43pm

Algebra 2 review
Bob and Latoya both drove to a baseball game at a college stadium. Bob lives 70 miles from the stadium and latoya lives 60 miles from it. Bob drove at a rate of 50 miles/hour and Latoya drove at a rate of 40miles/hour. If they both left home at the same time, who got to the ...
Thursday, April 28, 2011 at 12:43pm

Math
Could someone answer this so I understand it. Thanks The projected rate of increase in enrollment at a new college is estemated by dE/dt = 9000(t+1)^-3/2 where E(t) is the projected enrollment in t years. If the enrollment is 5000 now (t=0), find the projected enrollment 35 ...
Tuesday, April 26, 2011 at 10:30pm

college algebra
Shellie pays \$4.00 for a square piece of wood, which she makes into a stop sign by cutting the corners off. what is the cost of the wasted part? I don't even know where to begin? do I take \$4.00*1/8....which equals half and subtract that from 4.00...getting \$2.50
Tuesday, April 26, 2011 at 8:40pm

college algebra
Amy sets up a game in which she puts four \$10bills and one \$20 bill in one box. Blindly grabs one of the bills and keeps it. To break even on average, how much must she charge the player to play? is it just 60-2o=40....so she would need to charge the player \$20 to break even?
Tuesday, April 26, 2011 at 8:35pm

college albegra
Brandon has 3 inventions, one saves 30 percent on fuel; a second saves 45% a third saves 25%. If he uses all three inventions at once, what percent can he save on fuel? do I add all of the percentages together and divide by 3? =1/3 or 3%? or is it 100%?
Tuesday, April 26, 2011 at 8:31pm

College Algebra
A coin jar contains nickels, dimes and quarters. There are 46 coins in all. There are 11 more nickels than quarters. The value of the dimes is \$1.00 less than the value of the quarters. How many coins of each type are in the jar?
Tuesday, April 26, 2011 at 7:26pm

san bernardino valley college
A rectangular rm. containing 192 sq.ft longer than it is wide. How long of a piece of crown molding is need to trim the bper. os the ceiling.?
Monday, April 25, 2011 at 9:01pm

math
of the 900 students 585 went to college what percent is that? a)150% b)65% c)90% d)58.5%
Monday, April 25, 2011 at 5:34pm

College math/bus calc
A rectangular-shaped garden has one side along the side of a house. the other three sides are to be enclosed with 60ft of fencing. what is the largest possible area of such a garden?
Monday, April 25, 2011 at 4:42am

math
Im stuck on this question. Could someone answer it. Id appreciate it. The projected rate of increase in enrollment at a new college is estimated by: dE/dt = 9000(t + 1)^-3/2 where E(t) is the projected enrollment in t years. If the enrollment is 5000 now (t = 0), find the ...
Sunday, April 24, 2011 at 10:14pm

college chem
The cation M2+ reacts with NH3 to form a series of complex ions as follows: M2+ + NH3 M(NH3)2+ K1 = 102 M(NH3)2+ + NH3 M(NH3)2 2+ K2 = 103 M(NH3)2 2+ + NH3 M(NH3)3 2+ K3 = 102 A 1.0 × 10–3 mol sample of M(NO3)2 is added to 1.0 L of 15.0 M NH3 (Kb = 1.8 × 10&#...
Sunday, April 24, 2011 at 7:19pm

Pharmacist information
Pharmacists who are trained in the United States must earn a Pharm.D. degree from an accredited college or school of pharmacy. The Pharm.D. degree has replaced the Bachelor of Pharmacy degree, which is no longer being awarded. To be admitted to a Pharm.D. program, an applicant...
Sunday, April 24, 2011 at 7:07pm

College Chemistry
Determine how many grams of water can be produced from excess propane C3H8 and 2.55g oxygen? MM 02 = 32 and MM H2O = 18.2. I tried 2.5 gm O2 X 5 mole O2/32.00 gm O2 x 4 mole H2O/5 mole O2 = 1.40. This is close but not correct. The answer is 1.15. Can you help with this?
Sunday, April 24, 2011 at 5:51pm

English
Can someone give me some feedback on this compare and contrast essay that I have completed. Into day’s society, online social networking has provided a variety of advantages and disadvantages. The use of today’s technology results in an alternative to the traditional...
Sunday, April 24, 2011 at 12:45am

College Chemistry I
Calculate delta G and Kc. 2Al(s) + 3I2(s) to 2Al3+(aq) + 6I-(aq)
Saturday, April 23, 2011 at 10:02pm

chemistry
I have many questions. I have a test tuesday and need to get these problems done and understand them today because i am currently studying. I am in college and my professor has not emailed me back regarding solutions for the review problems she posted. Is it possible if you ...
Saturday, April 23, 2011 at 6:10pm

Com 155
I would appreciate if someone could look at the assignment I have to complete. I have included the rules I am to follow and the paragraph that I have written • Read two of the five paragraphs on the second page of this appendix. Write a brief paragraph of about 150 words ...
Friday, April 22, 2011 at 4:33pm

Statistical reasoning in psychology
Friday, April 22, 2011 at 3:26pm

accounting
Would like to start a college fund. It was estimated that the cost for college to be 60,000 per year. How much should be deposit into the account each month for 18 years to accumulate a total of 240,000 @ 12% interest earned.
Thursday, April 21, 2011 at 9:30am

College Chemistry
Estimate the enthalpy change for the following reaction OH(g)+CH4(g)==>CH3(g)+H2O(g)
Thursday, April 21, 2011 at 2:39am

statistics
In a study of the effect of college student employment on academic performance, the following summary statistics for GPA were reported for a sample of students who worked and for a sample who did not work.( university of central florida undergraduate research journal, spring ...
Wednesday, April 20, 2011 at 11:09pm

English
I am in college classes and english has never been my strongest class. So I was wondering if anyone would look over my work and see if it is correct and if not offer suggestions for fixing. Thank you in advance. Each of the following sentences has one grammatical error. The ...
Wednesday, April 20, 2011 at 11:02pm

College Algebra
Solve: x^2e^x+x e^x-e^x=0
Wednesday, April 20, 2011 at 9:58pm

College Algebra
solve for x: logbase2(x^2-x-2)=2
Wednesday, April 20, 2011 at 9:47pm

College Algebra
I do not know how to rationalize this: 2(-2/radical 77)(77/73)......the answer is -4 radical 77/73 Thank you!!!
Wednesday, April 20, 2011 at 5:27pm

College Physics
I'm asked to find the shortest wavelength photon emitted for the paschen series for the hydrogen atom. I used the Rydberg equation and substituted the appropriate values. Frequency= Rh(1/3^2)-(1/infinity^2) I get an answer of 820 nm. My online homework program said this ...
Tuesday, April 19, 2011 at 9:39pm

College Algebra
If 24% of your monthly pay is withheld for federal income taxes and another 6% is withheld for Social Security, state income tax, and other miscellaneous items, leaving you with \$989.50 a month in take-home pay, then the amount you earned before the deductions were removed ...
Tuesday, April 19, 2011 at 12:02pm

College Math
Trade Discount at 12% add 3% what is the net cost equivalent rate of the series discount?
Tuesday, April 19, 2011 at 4:56am

college math
is 3/11=7/19 a proportional fraction
Monday, April 18, 2011 at 11:59pm

College Math
In Exercises 63–68, determine the length of the sides and the measures of the angles for the congruent quadrilaterals ABCD and A′B′C′D'...BCD
Monday, April 18, 2011 at 11:26pm

College Algebra
If 24% of your monthly pay is withheld for federal income taxes and another 6% is withheld for Social Security, state income tax, and other miscellaneous items, leaving you with \$989.50 a month in take-home pay, then the amount you earned before the deductions were removed ...
Monday, April 18, 2011 at 6:22pm

College Algebra
If 24% of your monthly pay is withheld for federal income taxes and another 6% is withheld for Social Security, state income tax, and other miscellaneous items, leaving you with \$989.50 a month in take-home pay, then the amount you earned before the deductions were removed ...
Monday, April 18, 2011 at 6:16pm

College Algebra
If 24% of your monthly pay is withheld for federal income taxes and another 6% is withheld for Social Security, state income tax, and other miscellaneous items, leaving you with \$989.50 a month in take-home pay, then the amount you earned before the deductions were removed ...
Monday, April 18, 2011 at 6:05pm

College Algebra
The length of a rectangle is 3 times the width . If the perimeter is to be at least 48 meters, what are the possible values for the width? (If the perimeter is at least 48 meters, then it is greater than or equal to 48 meters.) Enter the expression for the width as an ...
Monday, April 18, 2011 at 5:07pm

Calc
At the time of the birth of a child, a parent wants to begin a college fund that will grow to \$50000 by the child's 18th birthday. Interest is compounded continuously at 8.5%. What should the initial investment (P0) be?
Monday, April 18, 2011 at 2:52pm

College Math
Lottery: One million tickets were sold for a lottery in which a single prize will be awarded. a)If you purchase a ticket, determine your odds against winning. b)If you purchase 10 tickets, determine your odds against winning.
Monday, April 18, 2011 at 2:43pm

psychology
Imagine that Rasmussen College has asked the psychology department to research the study habits of its students
Sunday, April 17, 2011 at 10:30pm

Chemistry College Level
36.85 mL of a KMnO4 solution when acidified reacted with 1.076g of Mohr's salt, Fe(NH4)2(SO4)2 x 6H2O What is the normality of the KMnO4 solution? How do I set this up? I can't figure it out at all...
Sunday, April 17, 2011 at 7:49pm

Chemistry College Level
Ok, so here's my question: If exactly 14.563 grams of KMnO4 were dissolved to yield 750 mL of solution waht would be the normality of the KMnO4? From a previous question (that this question says to refer to) we have: MnO4- +8H+ +5e --> Mn2+ +4H2O I'm not exactly ...
Sunday, April 17, 2011 at 4:52pm

college math
the perimeter of some traffic sign must be 128 inches the length is 14 inches longer than its width
Sunday, April 17, 2011 at 11:55am

College Help
I am a Sophomore in High School. I have a GPA of 3.3 currently, (it's very bad) with no AP classes taken until Junior and Senior year. What are my chances of getting into UC Irvine? That's the school I really want to get into!
Saturday, April 16, 2011 at 8:33pm

english
Education in financial planning teaches (simple present tense) me how to save money for my children’s college education. Could someone tell me if this is correct?
Saturday, April 16, 2011 at 8:25pm

GMAT Essay- Analysis of issue
Please grade my essay on 6 Topic “Parents should not shoulder the full burden of their children’s college tuition. If university students are required to pay for at least a portion of their education, they will take their studies more seriously and, ultimately, ...
Saturday, April 16, 2011 at 4:29am

College Algebra
The function H described by H(x)= 2.75x+71.48 can be used to predict the height in centemeters, of a woman whose humerus(the bone from the elbow to the shoulder)is x cm long. Predict the height of a woman whose humerus is 32cm long.
Friday, April 15, 2011 at 5:51pm

College Algebra
The length of a rectangle is fixed at 11cm. What widths will make the perimeter greater than 72cm?
Friday, April 15, 2011 at 5:29pm

College Physics
Two identical conducting spheres each having a radius of 0.500 cm are connected by a light 1.90 m long conducting wire. A charge of 65.0 µC is placed on one of the conductors. Assume the surface distribution of charge on each sphere is uniform. Determine the tension in ...
Thursday, April 14, 2011 at 3:54am

college chemistry
If the equilibrium constant (Keq) equals 9.12x1012 for the following reaction between strontium and magnesium: Sr(s) + Mg2+(aq)<==> Sr2+(aq) + Mg(s) Calculate Eo for a strontium=magnesium battery.
Wednesday, April 13, 2011 at 8:31pm

College Algebra
Write a quadratic equation having the given solutions 14 and -9
Wednesday, April 13, 2011 at 8:28pm

college chemistry
If the equilibrium constant (Keq) equals 9.12x1012 for the following reaction between strontium and magnesium: Sr(s) + Mg2+(aq)<==> Sr2+(aq) + Mg(s) Calculate Eo for a strontium=magnesium battery.
Wednesday, April 13, 2011 at 7:47pm

college chemistry
A galvanic cell is constructed with a silver-silver chloride electrode, and a nickel strip immersed in a beaker containing 4.97 x 10-2 M solution of NiCl2. Determine the balanced cell reaction and calculate the potential of the cell. in volts, assume a temperature of 25°C
Wednesday, April 13, 2011 at 6:16pm

college math 120
If a high schol base ball player average pitching speed is 50 ft. in .63 sec. and the average pitch drops 9 mph over 10 ft. What is the player's pitching speed in 50 ft. equivalence(rounded to the tenth).
Tuesday, April 12, 2011 at 7:13pm

health
Is there anyone that could possibly help me understand medical terminology? My college course has transitioned to an all online setting with in-class closed book exams. I'm having a hard time understanding the difference in word roots and combining forms. For instance: she...
Monday, April 11, 2011 at 10:11pm

College Math
I need help solving this problem, s/5 - 5/s=0
Monday, April 11, 2011 at 10:08pm

college
The width of a rectangle is 25% of the length. The perimeter is 250 cm. Find the width and the length of the rectangle.
Monday, April 11, 2011 at 1:27am

College Algebra
Staples recently charged \$17.99 per box of Pilot Precise rollerball pens and \$7.49 per box for Bic Matic Grip mechanical pencils. If Kelling Community College purchased 120 such boxes for a total of \$1234.80, how many boxes of each type did they purchase?
Sunday, April 10, 2011 at 1:21pm

Berkeley college
-2(4x-7)=2x-5
Sunday, April 10, 2011 at 1:53am

chemistry lab (college level)
So, this is going to be more like 2 or 3 questions. Here goes. First, what is the net-ionic reaction for Fe (III) + K4Fe(CN)6 be? I've been agonizing over this for HOURS with no answer in sight. (I don't even know what to put down as a product!) Second, what would the ...
Saturday, April 9, 2011 at 9:53pm

college chem
a. According to the Henderson-Hasselbalch equation, how many grams of sodium acetate will you need to add to 125 mL of 0.100 M acetic acid to make a pH=4.74 buffer? b. What is the actual pH of the resulting buffer when you add that many grams of sodium acetate to 125 mL of 0....
Thursday, April 7, 2011 at 10:37pm

College Algebra
What is the difference between direct variation and joint variation and please put into words an example.
Wednesday, April 6, 2011 at 9:34pm

Physics 203 ( College)
Four particles, one at each of the four corners of a square with 2.5-m-long edges, are connected by mass less rods. The masses of the particles are m1 = m3 = 2.0 kg and m2 = m4 = 7.0 kg. Find the moment of inertia of the system about the z axis.
Monday, April 4, 2011 at 11:58am

Physics 203 ( College)
A disk of radius 12 cm, initially at rest, begins rotating about its axis with a constant angular acceleration of 7.8 rad/s2. What are the following values at t = 4.0 s? (a) the angular velocity of the disk (b) the tangential acceleration at and the centripetal acceleration ac...
Monday, April 4, 2011 at 11:56am

italian-college
Ciao! can you please check my italian essay? Im only in italian elements II so its a little rough and I dont know a lot of vocabulary. below is the prompt: Racconta le vacanze più belle della tua vita heres is the essay Mi piace la clima freddo però, mi piace ...
Sunday, April 3, 2011 at 10:46pm

stat
Musical styles other than rock and pop are becoming more popular. A survey of college students finds that 34% like country music, 32% like gospel music, and 12% like both. What is the conditional probability (±0.01) that a student likes gospel music, given that he or ...
Sunday, April 3, 2011 at 8:41pm

Grammar
Write five sentences about the role of education in successful financial planning, in which you correctly use a different verb tense in each sentence. • Mark each verb used in bold and, in parentheses, identify the specific tense used. CAN YOU TELL ME IF THE SENTENCES ...
Sunday, April 3, 2011 at 6:19pm

college
Find the x and y intercepts and graph 9x + 8y = 72. Graph the points.
Sunday, April 3, 2011 at 2:50pm

college chemistry
When ammonium carbonate decomposes, what would happen to a glowing splint in the presence of the gases that are evolved. Explain
Sunday, April 3, 2011 at 2:14pm

english
Section I: Make all necessary corrections to the following sentences. If a sentence has no errors, mark it correct as written: I did it but need reassurance. first sentence is teachers the second one is mine. 1. I’ve always wanted to go to college, it is something my ...
Friday, April 1, 2011 at 10:20am

college
x=(5m/s)t+ (0.75m/s3)t3 how do u find coordinates 4 the graph o u differentiate first?
Friday, April 1, 2011 at 5:01am

algebra
Retail Sales of Sweatshirts: Sandy's Sweatshirt shop sells college sweatshirts. White sweatshirts sell for \$18.95 each and red ones sell for 19.95 each. If receipts for the sale of 30 sweatshirts total \$572.90, how many of each color did the shop sell? How many white ...
Friday, April 1, 2011 at 1:14am

Credit Card - Situations
Hayden needs some equipment for the apartment he is renting while attending college. He finds some things on sale at a reasonable value, and he opens a charge account with the retailer. I don’t understand this one, since the items are on sale, couldn’t Hayden just ...
Thursday, March 31, 2011 at 7:35pm

Physics
The string is 1.40 m long with tension 12.00 N. The total mass of the string is 0.010 kg. Find the wavelength of this standing wave in meters
Thursday, March 31, 2011 at 6:12pm

This question has two parts: First: A typical steel B-string in a guitar resonates at its fundamental frequency at 240 Hertz. The length of the string is 0.640 m. What is the wave velocity along the string?. Second: Find the wavelength of the third harmonic of the guitar string
Thursday, March 31, 2011 at 6:11pm

Physics that you probably know and i don't
The tension in the above string is 89.6 N. Calculate the mass of a 4 m long piece of the steel string.
Thursday, March 31, 2011 at 6:09pm

Physics you probably understand
A typical steel B-string in a guitar resonates at its fundamental frequency at 240 Hertz. The length of the string is 0.640 m. What is the wave velocity along the string?
Thursday, March 31, 2011 at 6:09pm

Physics
Let's consider some of the things that affect the velocity of a standing wave on a string: decide whether each of the following statements are T-True, or F-False. (If the first is T and the rest are F, enter TFFFF) A) The velocity of the wave traveling on a string is ...
Thursday, March 31, 2011 at 6:08pm

Simple Physics
Decide whether each of the following statements are T-True, or F-False. (If the first is T and the rest are F, enter TFFFF) A) If you decrease the tension in a string, the frequency of its fundamental vibration will get lower B) If you have a standing wave with frequency 5 ...
Thursday, March 31, 2011 at 6:07pm

English
I forgot to include the following sentences. They are really urgent! 1) Each of you should choose a group, get a chair and start chatting with that group 2) You divide (yourselves) into groups of four and interview an American student for twenty minutes. When time is over, we...
Thursday, March 31, 2011 at 4:30pm

College Algebra
Charlie can grade exams in 2 hours. It takes Mark 6 hours to grade the same exams. If they work together, how long will it take for them to grade the exams?
Wednesday, March 30, 2011 at 12:36pm

COLLEGE
wRITE A FORMULA FOR THE FUNCTION m THAT COMPUTES THE NUMBER OF YARDS IN x FEET
Wednesday, March 30, 2011 at 9:25am

intro to statisics
78% of US homes have a telephone answering device. In a random sample of 250 homes, what is the probability that fewer than 50 do not have a telephone answering device. Courtney, 2nd yr college
Tuesday, March 29, 2011 at 1:36am

statistics
A resher ranoumly selects and intreviews 10 male and 100 female college teacher. type of sampling technique?
Monday, March 28, 2011 at 8:32pm

college
How much I2 is needed to stop decomposition of H2O2?
Monday, March 28, 2011 at 8:18pm

math
In 1991, the separation between goalpost uprights in college football changed from 23 feet 4 inches to 18 feet 6 inches. What percent reduction was this? (accurate to tenths)
Monday, March 28, 2011 at 6:05pm

college chem
A 0.1276 g sample of a monoprotic acid (molar mass = 1.10 x 10^2) was dissolved in 25.0 ml of water and titrated with 0.0633 M NaOH. After 10.0 ml of base has been added, the pH=5.47. What is the Ka for the acid?
Monday, March 28, 2011 at 5:23pm

College Chem
What is the pH at the equivalence point in the titration of 0.250 M HX (Ka = 5.2 x 10^-6) with 0.250 M KOH?
Monday, March 28, 2011 at 5:14pm

place a comma in this sentence convinced that she would need extra money for college,Andrea applied for a second job at the libary
Monday, March 28, 2011 at 4:41pm

Statistics
1. The scores of students on the ACT college entrance examination in a recent year had a normal distribution with a mean of 18.6 and a standard deviation of 5.9. A simple random sample of 60 students who took the exam is selected for study: a) What is the shape, mean(expected...
Friday, March 25, 2011 at 1:59pm

college chemistry
Calculate the pH of a solution prepared by mixing 150.mL of 0.174 molal aqueous HF (density=1.10g/mL) with 37.5 g of an aqueous solution that is 1.3% NaOH by mass (density=1.02 g/mL)
Thursday, March 24, 2011 at 8:32pm

College Chemistry
Calculate the pH of a solution prepared by mixing 250.mL of 0.174 molal aqueous HF (density=1.10g/mL) with 38.7g of an aqueous solution that is 1.50% NaOH by mass (density= 1.02g/mL).
Wednesday, March 23, 2011 at 9:12pm

spanish-college
Can you please check my essay? Heres the prompt: En el capítulo 4 del libro, encontrarás un texto sobre los estereotipos culturales. Piensa en cuáles son los estereotipos más frecuentes sobre los Estados Unidos. Escribe una composición acerca...
Tuesday, March 22, 2011 at 6:34pm

the tuition at a college increases exponentially. the current tuition (let it be t=0) is 36,000 and in 2 years it will be 39,690. a) find a formula to predict the cost of tuition in t years. Is this right? And I'm stuck at the end. 39,690= 36,000e^(kt) 11.025=e^(kt) ln(11....
Tuesday, March 22, 2011 at 3:55pm

College Physics II
An electric field of 2.04 kV/m and a magnetic field of 0.548 T act on a moving electron to produce no net force. If the fields are perpendicular to each other, what is the electron's speed?
Tuesday, March 22, 2011 at 8:52am

trig, Phoenix College
Where did the number 0.5736 come from or originated from? Will the horizon be closer or farther away when your eyes are closer to the surface? Will the horizon be closer or farther away when your eyes are farther from the surface?
Monday, March 21, 2011 at 10:59pm

Algebra
You have just graduated from college and landed your first big job. You have always dreamed of being a homeowner, and after carefully shopping for your dream home, you find one that you would like to purchase at a cost of \$250,000. After researching banks to find the best ...
Monday, March 21, 2011 at 3:54pm

com 155
Write several sentences describing a recent interaction with a friend or family member about personal finance or credit cards. This interaction may be imagined or real. Before going to college my son got (his) first credit card. (He) now has (himself) in a lot of debt. (We) ...
Monday, March 21, 2011 at 11:26am

algebra
You have just graduated from college and landed your first big job. You have always dreamed of being a homeowner, and after carefully shopping for your dream home, you find one that you would like to purchase at a cost of \$250,000. After researching banks to find the best ...
Sunday, March 20, 2011 at 4:55pm

austin community college
how many outcomes are there in an experiment consisting of rolling three dice followed by tossing a coinonce?
Sunday, March 20, 2011 at 11:06am

Sacramento city college
When a vacuum is pulled on the water with a 29.4 in.Hg,What is vapor created for each pound of water removed in cubic feet?
Saturday, March 19, 2011 at 2:04pm

statistics
A researcher is testing the hypothesis that consuming a sports drink during exercise improves endurance. A sample of n=50 male college students is obtained and each student is given a series of three endurance tasks and asked to consume 4 ounces of the drink during each break ...
Friday, March 18, 2011 at 11:30pm

English
Hi, I'm trying to start on my argumentatvie essay today and at least get the rough draft done. The topic is Recent changes to Georgia's HOPE scholarship program. I have found a few sources that I can include in the essay but what I need help on is how to start this out...
Friday, March 18, 2011 at 1:24pm

College English
In the novel, Push by Sapphire, how does Precious' repressed memories affect her? How it manifest?
Wednesday, March 16, 2011 at 7:49pm

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