Questions Asked on
June 11, 2010

Physics
A 22 cm diameter bowling ball has a terminal speed of 85 m/s. What is the ball's mass?
asked by Kara 
chemistry
What mass of chromium could be deposited by electrolysis of an aqueous solution of Cr2(SO4)3 for 180.0 minutes using a constant current of 10.0 amperes? (One faraday = 96,500 coulombs.)
asked by ill matic 
math/Probability
what is the probability of rolling a sum that exceeds 4 with two dice
asked by anna 
physics
A solid uniform 45.0 kg ball of diameter 32.0 cm is supported against a vertical frictionless wall using a thin 30 cm wire of negligible mass. (a) make a free body diagram for the ball and use it to find the tension in the wire and (b) how hard does the
asked by L 
physics
Five boys are pushing on a snowball, and each is pushing with a force of 20.0 N. However, each boy is pushing in a different direction. They are pushing north, northeast, east, southeast, and south. (Each boy is pushing at an angle of 45.0° relative to
asked by anonymous 
Chemistry
What is the equation for the synthesis of isopropyl butanoate from isopropanol and butanoic acid
asked by Mary 
physics
A baseball leaves the bat with a speed of 44.0 m/s and an angle of 30.0 above the horizontal. A 10.0mhigh fence is located at a horizontal distance of 132 m from the point where the ball is struck. Assuming the ball leaves the bat 1.0 m above ground
asked by Anonymous 
physics
A ball is rolled horizontally off a table with an initial speed of 4.0 m/s. A stopwatch measures the ball's trajectory time from table to the floor to be 0.34 s. What is the height of the table? (g = 9.8 m/s2 and air resistance is negligible) A) 0.11 m B)
asked by anonymous 
physics
A runner circles a track of radius 50 m in 50 s moving at a constant rate. If the runner was initially moving north, what has been the runner's average acceleration when halfway around the track?
asked by anonymous 
Chemistry
How much energy (in kilojoules) is released when 26.5 of ethanol vapor at 86.0 is cooled to 12.0? Ethanol has = 114.5 , = 78.4 , = 38.56 and = 4.60 . The molar heat capacity is 113 for the liquid and 65.7 for the vapor
asked by Deborah 
LITERATURE
Which of the words printed in italics in the following sentences is most likely to convey a denotative meaning?
asked by G 
Physical Science
The acceleration due to gravity is about 10 m/s2 at the Earth's surface. What is the acceleration due to gravity for a person on the space station orbiting 200 miles above the Earth's surface?
asked by Danielle 
math
An accountant earns 3,440 per month after receiving a 5.5% raise. What was the accountants monthly income before the raise. round to nearest cent.
asked by jerson 
statistics
Women’s heights are normally distributed with a mean of 63.6 in and a sd of 2 .5in. The US Army requires women’s heights to be between 58 in and 80 in. Find the percentage of women meeting that height requirement.
asked by DezShonna K 
Physics HELP!
An airplane is flying North with a velocity of 22 m/s. A strong wind is blowing East at 50 m/s. What is the airplane's resultant velocity (magnitude and direction)?
asked by Desirae 
Chemistry
What is the molality of an aqueous solution of sucrose that freezes at 3.00 °C? The freezing point lowering constant for water is 1.86 °C/molal. 0.62 molal 1.62 molal 2.37 molal 5.58 molal
asked by amanda 
Finance
Describe a workrelated situation you feel could be improved. For example, you want to streamline the process for reimbursing employees, or you want to create a hightech website for your small business but have no experience in programming or graphic
asked by mee 
Physics
24. In a 2dimensional Cartesian system, the ycomponent of a vector is known, and the angle between vector and xaxis is known. Which operation is used to calculate the magnitude of the vector? (taken with respect to the ycomponent)
asked by anonymous 
Chemistry
A balloon is filled to a volume of 1.0 102 mL at a temperature of 38.0°C. The balloon is then cooled at constant pressure to a temperature of 1.00 multiplied by 102 K. What is the final volume of the balloon?
asked by Brittney 
Geometry HELP
Using coordinate geometry to prove that the diagonals of a square are perpendicular to each other. Given: Vertices are at A(0,0), B(a,0), C(a,a) and D(0,a) Slope of AC=1; Slope of BD=1 type your proof. (I've gotten help on this earlier but I still don't
asked by Ariel 
Finance
Break Even Analysis Healthy Foods Inc. Product 50 lb. bags Price $12.50 Per bag Fixed Costs $68,000 Variable Costs $0.15 Per lb. Annual Interest Exp $7,500 a. What is the breakeven point in bags? b. Calculate the profit or loss on 12,000 bags and 25,000
asked by KP 
Science
How do you separate a mixture of alcohol,phenols and carboxylic acid in their pure form using NaOH and NaHCO3?
asked by Nicholas Mitei 
business
Describe a workrelated situation you feel could be improved. For example, you want to streamline the process for reimbursing employees, or you want to create a hightech website for your small business but have no experience in programming or graphic
asked by mee 
statistics
The average age of statistics students nationwide is 22. The standard deviation is 2.5 years. Assume the age is a normally distributed variable. Find the probability that one student selected at random is older than 23. Find the probability that the mean
asked by DezShonna K 
STATISTICS
Which of the following can be classified as Discrete and The acceleration of your car as you drive to school. The different colors of the eyes of your classmates. The number of students in your school. The height of all the people in your neighborhood.
asked by John 
Math
The diameter of circle C is 18 cm. mAD is 60°. Answer the following: a) Find m
asked by Jace 
Algebra
Need help with these 6. Chase scored 14 points on Monday, and he doubled his score each day thereafter. How many points did he score on Thursday? 8. Find a solution to the following system of equations using elimination: 5x + y = 5 4x + 2y = 2 21.
asked by mysterychicken 
Algebra
Can someone check my work for the following? I am supposed to use the fivestep method to solve & check, but I don't know what that is. Anyway 1. Onethird of a number is 5 less than half of the same number. What is the number? My answer: 1/3x = 1/2x  5
asked by Tamir 
Chemistry
IUPAC names for the following compounds please 1..............O ............... .............C ........./..\ /..\ .........\../.....H .......... 2. ..............O .................. ............CH3CH2CCH3 3..........CH3.O ..............
asked by Mary 
Bus 303
Internal and external factors exert a strong influence on the HRM function. List one external factor that you feel has a powerful influence on your company's HRM function and explain why.
asked by meshelle 
English HELP
Has anyone ever read "The Ambitious Guest" by Nathaniel Hawthorne?
asked by Ariel 
Chemistry
Which solution will have the lowest freezing point? 0.25 molal aqueous solution of sucrose 0.5 molal aqueous solution of glucose solution of 180 g of glucose (MW = 180.2 g/mol) in one kg of water. pure water
asked by amanda 
English
What literary device that is common to Modernist poetry and this poem T.S. Eliot's "The Love Song of Alfred J. Prufrock" Help Plz!!!!!!!
asked by Isaiah 
Chemistry
You have synthesized a substance from aqueous solution that has a melting point of 152 °C. A pure authentic sample of the intended product has a melting point of 154 °C. The most likely explanation for the difference in melting temperature is that the
asked by Lynne 
English. Plz ans this
What is the one word meaning of an expirience that will never be forgotten
asked by Ajay. 
health
The primary goal of wellness is the ability to achieve A.freedom from disease. B.a multicultural view of health. C.the highest possible quality of life. D.greater control over lifestyle decisions.
asked by josh 
Art
Could someone please give me some help with this question? What is an example of each of the five types of sculptures listed:? Carving Modeling Casting Assemblage Earthworks Art is beautiful but I do not know much about art. Thanks for your help.
asked by B.B. 
SCIENCE :(
What is a Unique physical feature of a Canyon???? Thanks!!! :)
asked by urgh!!! :( 
English
The following is an example of a metaphor: My brother is as slow as a snail in the morning. true or false.
asked by Alyssa 
math 157
The following data set lists the number of letters in the first 50 words in a newspaper article: 2, 5, 5, 9, 4, 4, 6, 7, 7, 6, 6, 6, 2, 5, 10, 7, 7, 6, 3, 5, 3, 2, 3, 3, 5, 4, 3, 4, 6, 5, 5, 6, 3, 2, 6, 4, 3, 5, 5, 7, 2, 3, 5, 5, 5, 7, 3, 2, 10, 3 a. Make
asked by Deidre 
PHYSICAL CHEMISTRY
explain why R is ACONSTANT IN THE IDEAL GAS EQUATION
asked by JUDITH 
Physics
23. A rifle is aimed horizontally toward the center of a target 71.4 m away. If the bullet strikes 10 cm below the center, what was the velocity of the bullet?
asked by anonymous 
physics
A stone is thrown with an initial speed of 15 m/s at an angle of 37 above the horizontal from the top of a 35 m building. If g = 9.8 m/s2 and air resistance is negligible, then what is the magnitude of the vertical velocity component of the rock as it hits
asked by anonymous 
Algebra 2 to Reiny
What's the answer to cscθ + cotθ ? I keep getting (1+ cosθ)/ sinθ
asked by Ana 
business
1. According to the Wolf article, the courts have imposed an "interactivepassive" test of jurisdiction. 2. @ Explain that distinction. According to the Wolf article, is advertising on the web alone enough to confer personal jurisdiction
asked by kim 
Math
Find the equation of the straight line that passes through the points (−1, 5) and (5, −1). Find the coordinates of the point where this line crosses the yaxis
asked by Dave 
Maths
Express the sum using summation notation: 1  1/2 + 1/3  1/4 + 1/5  ... (to 3n terms) If I'm doing this right so far, with k=1 (the number on bottom of the sigma), the equation after the sigma would be ((1)^(k+1)) / k I'd be able to figure out the term
asked by Anonymous 
chem
Is the following true or false? The actual size of a measurement multiplied by a conversion factor remains the same, because the measurement being converted is multiplied by 1.
asked by ash 
Statistics
Can a hypothesis test yield a statistically significant (say p
asked by Amanda 
math
a. Suppose a market research company finds that at a price of p = $20, they would sell x = 42 tiles each month. If they lower the price to p = $10, then more people would purchase the tile, and they can expect to sell x = 52 tiles in a month’s time. Find
asked by Jesse 
Geometry cheak
Choose whether the lines given below are parallel, perpendicular or neither. 4x  6y = 9; 3x  2y = 11 6y+4x=9 2y+3x=11 6y=(9/6)(4/6x) 2y=(11/2)(3/2) y=2/3x+3/2 y=3/2x+11/2 so they would be perpendicular. Is this right??
asked by Ariel 
statistics
what is the range of the values 2.0, 3.7, 4.9, 5.0, 5.7, 6.7, 8.5, 9.0? what is the median, mean, and mode?
asked by Anonymous 
Calculus
How to prove this (e^(2^1 i3pi)  e^(2^1 i3pi))/(2i) = 1 if you could show me this that would be really great btw e is eulers number i = imaginary number sqrt 1 and pi = 3.14... THANKS!!!
asked by Kate 
math 157
The following are prices (in dollars) 2004 automobiles, as listed in a sale ad in the automobile section of the newspaper: 12,997 14,891 18,666 21,799 17,495 17,266 21,517 14,414 14,257 15,634 15,734 27,825 28,015 19,514 14,182 19,135 19,555 12,333 7,700
asked by Deidre 
business accounting
Lakie uses a perpetual inventory system. Ending inventory consists of 500 units, 400 from the July 28 purchase and 100 from the Dec19 purchase. Determine the cost assigned to ending inventory and to cost of goods sold using (a) specific identification, (b)
asked by norma 
math
How do I find the percent of increase from 19,293 to 19,897?
asked by Joan 
medical
the effect of the patient selfdetermination act on health care delivery consider how you think records management procedures have had to respond to this piece of legislation
asked by Tara 
english
what does theme, imagery, foreshadowing, characterization in a story or play
asked by Ted 
statistics
please help me to calculate this. I have gotten everything else right but I am confused on calculation. r=6(1853)(21)(516)I can do. It is the denominator that I am having a problem with. Square root[6(79)(21)squared][6(44582)(516)squared] I have worked
asked by Barbara 
English
The following is an example of a simile: My sister is as funny as a clown. Would it be true or false.
asked by Alyssa 
math 157
The data in the table are the number and percent of U.S. high school students scoring in specific ranges on the Scholastic Assessment Test (SAT) in mathematics. Use these data to answer the following questions. a. Make a histograph and circle graph,
asked by Deidre 
Algebra
solve by elimination method 5x+2y=13, 7x3y=17
asked by Erica 
Mayo
What food group does mayonaisse belong in?
asked by AL 92 
science
What is the scientific Implication of a Canyon!!!! Thanks to those who answer!!!!! :)
asked by urgh!!! :( 
math 157
Data on the highest and lowest number of hits by three baseball teams within a specified period of time are described by the next set of boxandwhisker plots. a. Which team had the largest range? the smallest range? b. Which team had the largest
asked by Deidre 
math 157
For each set, develop and appropriately label a graph. Then write a short paragraph justifying your selection. Stress Units of Various Life Experiences Experience Stress Units Death of spouse 100 Divorce 73 Marital separation 65 Jail term 63 Death of
asked by Deidre 
math
factor: x squared +14x+49
asked by Lynda Smith 
math
factor by the method of using trial factors....2t squared + 4t  30
asked by Lynda Smith 
math
he length is 1m more than twice the width find the dimensions
asked by Anonymous 
algebra
if 73 minute cell phone using the equation cmx+b
asked by teresa 
math
give an example of a set which has just two elements; one element; no elements; an infinite number of elements.
asked by kikay 
math 157
For the data in the following table, select a type of display and describe the steps that you would take in developing it to show the relationship between age and s/1000 people from car s: Age 1–14 15–24 25–44 45–64 65– Death 4.6 6.2 16.6 8.8 15.
asked by Deidre 
algebra
operations can you associate with coefficients
asked by sue 
math
points that all lie in one place?
asked by Charles 
english
venerated
asked by dillard