Questions Asked on
August 9, 2009

MATH Prob.
Find the probability of correctly answering the first 4 questions on a multiple choice test if random guesses are made and each question has 3 possible answers. A) 4/3 B) 1/81 C)1/64 D)3/4 I automatically think D.
asked by Twg 
Chemistry
The muchabused drug cocaine is an alkaloid. Alkaloids are noted for their bitter taste, an indication their basic properties. Cocaine C17H21O4N, is soluble in water the the extent of 0.17g/100 mL solution, and a saturated solution has a PH = 10.08. What
asked by Sev 
basic algebra
1/x = 1/y + 1/z solve for Z
asked by jawn 
Physics
Two vectors with magnitudes of 6 meters and 8 meters cannot have a resultant of: 48 meters 14 meters 10 meters 2 meters Please explain. I do not understand how to figure this out!
asked by Hannah 
Physics
There is a 85uC point charge at the origin. Find the electric field at the point x3= 45cm , y3= 55cm (5.85*10^5)(.45+.75)/(.45^2+.75^2)^3/2 am I totally off The previous questions before this were to find at x1=40cm y1=0 and x2=65cm y2=65cm I figured
asked by Victor 
Physics
There is a charge that is 1uC and another charge that is 2 uC. They are 10 cm apart. I need to find a point where the electric field is zero. All I have is this kq1\a=kq2\(10a)^2 where q1=1 where q2=2 where k=9*10^9 I am lost after this I know I use
asked by Victor 
general science
A Compound Containing 3 Atoms Of Carbon And 8 Atoms Of Hydrogen Is Combined In A Reaction With Oxygen Molecules. The Two End Products Of This Equation Are Carbon Dioxide And Water. What Element Should You Look At First In Balancing This Equation?
asked by jennifer 

What mass of Al can be deposited by the passage of a constant current of 5.00 A through a Al(NO3)2 solution of 2.00 hours? My work: Q= I*t = 5 * 7200sec = 36000 36000/96458= .3732 .3732* 1/3 * (26.98*3) = 10.06g But this is wrong it's suppose to be 3.3.6g.
asked by Chem 
math
if three darts are thrown at the dart board and no darts hits a line what score is possible?
asked by Brian 
Math
What is 0.1 less than 4.93?
asked by Ashley 
AP physics
A glider on an air track carries a flag of length through a stationary photogate that measures the time interval [box]td during which the flag blocks a beam of infrared light passing across the gate. The ratio vd = l(italicized)/[box]td is the average
asked by annemarie 
Gen
i need help or suggestions answering these please.. Identify what information should be gathered to help in solving it and where this information may be obtained. · Describe the process to evaluate the gathered information, such as perspective and
asked by troyer0269 
statistics
What is the formula to do this exercise, Please. A sample of 40 investment customers serviced by an account manager are found to have had an average of $23,000 in transactions during the past year, with a standard deviation of $8500. A sample of 30
asked by Maggy 
business statistics
Please, I would the step to do this problem. In a oneway ANOVA, there are three independent samples, with n1 =8, n2 = 10, and n3 = 7. The calculated Fstatistic is F = 3.95. At the 0.05 level of significance, what conclusion would be reached? Based on the
asked by Laritza 
college
The Joyner Corporation originally budgeted for $360,000 of fixed overhead. Production was budgeted to be 12,000 units. The standard hours for production were 5 hours per unit. The variable overhead rate was $3 per hour. Actual fixed overhead was $360,000
asked by natasha 
basic math
Is it always true, sometimes true, or never true that a regular quadrilateral has two or more obtuse exterior angles? Is it Sometimes true
asked by Pepe 
Elementary Math
Decide which of the variables described is likely to have a normal or nearnormal distribution. a. The number of courses remaining until graduation for the students in a small liberal arts college b. The SAT mathematics scores for students in an advanced
asked by George 
Sara
How many mL of .200M acetic acid are mixed with 13.2mL of.200M sodium acetqte to give a buffer with pH=4.2
asked by Chemistry 
Interpersonal Communications
Explain the principles and misconceptions in effective interpersonal communications
asked by shayla 
HCA 210
I am having trouble with finding two approaches or indicators to measuring patient outcomes. I thought one might be the variation, but I am unsure. Can you help?
asked by miss 
HS English Grammar
Which is correct: The jury (is or are) discussing the case. (use is or are)
asked by Austin 
math (tree diagram)
Consider the set of northwestern states or provinces {Montana, Washington, Idaho, Oregon, Alaska, British Columbia, Alberta}. If a person chooses one element, show that in three yes or no questions, we can determine the element. My three questions Is there
asked by Donni 
mathword probblem
Case Eastern Junior College awarded 26 varsity letters in crew, 15 in swimming, and 16 in soccer. If awards went to 46 students and only 2 lettered in all sports, how many students lettered in two of the three sports? is the answe 13 lettered
asked by Grant 
criminal justice
list the characteristics of workgroups tha have a direct effect on individual performance and organizational productivity.
asked by bethanie 
social studies
who is known as the father of medicine
asked by brooke 
HCA 220
I need help with my assignment for HCA 220 week 8.Its a Physiology Presentation Ch. 8, 9, & 10. I have to create a powerpoint presentation of 1012 slides that summarizes the processes of muscular movement, bone growth, and nerve transmission. Each process
asked by Markella Smith 
business law
Why do you think drafters decided to propose ucc and cita distinct uniform act ?
asked by Renee 
Math
(With a TI89 calculator) Graph x(t) = 3t^2 and y(t)=22t on [0,1]. Write a Cartesian equation that models this graph. Identify the initial and terminal points. I graphed both equations, but I didn't really get what [0,1] meant. I think it's an interval.
asked by Nikki 
Calculus
find the equation of the tangent line to the curve when x=7. f(x)= 6x^2
asked by Stacy 
Calculus
find the equation of the tangent line to the curve when x=7. f(x)= 6x^2
asked by Stacy 
Physics
Sense I'm not taking Physics C but Physics B I guess I'm not expected to find the value of the drag force sense that would involve soem calculus. I just have a question though. If we performed a lab outside wouldn't the drag force vary from time to time
asked by Phyiscs 
Chemistry
The net reaction in a voltaic cell with Eºcell= +.726V 2Fe^3+(aq) + 3Zn(s) > 2Fe(s) + 3Zn^2+(aq) What is the delta Gº for this reaction at 25ºC I tries using this equation: delta G = nFEºcell = n(90485)(.726) However, I don't know how to calculate
asked by Sara 
healthcare administration
What is one strength and one weakness seen in the current U.S. health care system?
asked by mary 
crt 205
Final Project: Comprehensive Argument Analysis The Opposing Viewpoints Resource Center database at the University Library provides a wealth of arguments to which you can apply your critical thinking skills. Find this database by logging into to the Library
asked by tiffany 
statistics
Only the formula to do this exercise, Thank you. In a study by Web Criteria, it took an average of 2.1 minutes to locate information and buy products on the Delta Airlines website, compared to an average of 2.7 minutes on the British Airways site. Assume
asked by Maggy 
statistics
Only the formula, Thank you. A bank manager has been presented with a new brochure that was designed to be more effective in attracting current customers to a personal financial counseling session that would include an analysis of additional baking
asked by Maggy 
business statistics
Please, only formula and steps to do these exercises. Thank you For the following data from independent samples, could the null hypothesis that the population means are equal be rejected at the 0.05 level? Sample1 Sample2 Sample3 Sample4 15.2 10.2 14.9
asked by Laritza 
accounting
what period expense is difficult to match with revenue. explain why?
asked by yorkie16 
statistics
A researcher has observed independent samples of females and males, recording how long each person took to complete his or her shopping at a local mall. The respective times, in minutes, are listed in file. Using the 0.025 level of significance in a
asked by Laritza 
math
Graph x = y^26y+11 a. In function mode using two functions b. In parametric mode I already figured out how to graph it in functions, which is +/sqrt(x2)+3. The graph is a sideways parabola in the first quadrant. I have no idea on how to come up with
asked by Nikki 
soc
How does modernization manifest itself in U.S. society?
asked by Anonymous 
Business Statistics
I looking for statistics practice exercise solution from chapter 12 by Roanld Weiers
asked by Heidy 
Elementary Math for Educators
give three ways a student could find the product of 9x7 if she had not memorized this fact.
asked by Kendra 
Basic Math
I'm really stuck in this question can someone please help me out in this one. Two cards are drawn without replacement from an ordinary deck of 52 playing cards. What are the odds against drawing a club and a diamond?
asked by Maria 
Geography
What is a lowland?
asked by Callie 
MTH 156
"Emergency Please Help"!!!!! A bus is scheduled to stop at a certain bus stop every 45 minutes. At the end of the day, buses still stop after every 45 minutes, but because delays often occur earlier in the day, the bus is never early and likely to be late.
asked by George 
Geography
So is a highland higher than the surrounding areas?
asked by Callie 
Research Writing
In addition to the CWE, what other writing tools are available for revising a research paper?
asked by Anonymous 
Geography
Which of these areas has low relief? A. The Applachian Mountains B. Hawaii C. Florida D. Colorada I think it's C but i'm not for sure.
asked by Callie 
physics
thanks for the help earlier just got a question I'm taking AP Physics B this year does that mean next year I would Take AP Physics C??? I don't know if the material in C convers the same material plus the additional calculus material or what??? Could I
asked by physics 
Geography
Sorry to bother you again! A map that shows a manmade feature is a: A. political map B. physical map C. mercator map D. thematic map Is it A?
asked by Callie 
business statistics
Please can you give the formula please, A sample of 40 investment customers serviced by an account manager are found to have had an average of $23,000 in transactions during the past year, with a standard deviation of $8500. A sample of 30 customers
asked by Heidy 
Math (repost)
Graph x = y^26y+11 a. In function mode using two functions b. In parametric mode I already figured out how to graph it in functions, which is +/sqrt(x2)+3. The graph is a sideways parabola in the first quadrant opening to the right. I have no idea on
asked by Nikki 
General Chem
A weak acid has Ka= 1*10^3. If [HA]= 1.00 M what must be [A] for the pH to be pH 2.7? My work: pH= Pka + log(B/A) 2.7= 3 + log (B/A) Kw= Ka* Kb 1*10^14= 1*10^3 * Kb Kb= 1*10^11 I don't know how to go about from here
asked by Hina 
ART
Select one artwork that expresses a human experience you have encountered in your own life. Human experience, or the human condition, includes birth, death, love, loss, pleasure, pain, hope, frustration, elation, despair, values, and beliefs. Your chosen
asked by Anonymous 
sociology
What role does the public play in determining the practice rights of midwives, and how does this role impact the AMA's position on the subject?
asked by steve 
English
I need a character outlive for Sundara from a book called "Children of the River" by Linda Crew.
asked by Briana 
statistics
What does it mean when we say, "Correlation is not a causality?"
asked by Bulldog 
Statistics
Where and How do we need to use the basis of the Significance of a Difference between two means?
asked by Bulldog 
statistics
What does the following statement mean  "Measurements are nearly always of individual differences?" and What tools do we have that will allow us to interpret individual measures?
asked by Bulldog 
Statistics
Statistics has two main functions: Description and Inference. What does it mean when we say "Description to Inference: A Transition?" And, what statistical areas must inference use?
asked by Bulldog 
Growth model
Hello everyone. My task is to build a growth model for a company. The company offers services to businesses  and thus allowing the businesses to recruit new clients. Assumptions:  I started working with 10 businesses  A business I start working with
asked by Pete 
social health
what is social health
asked by Anonymous 
History
What do think I'll learn by interviewing a teacher about their school? Here are the questions I asked the teacher: Kearsney is the name of the school Where and when were you born? How would you describe your childhood? What was your ambition growing up?
asked by Kyle 
Math(Subsets)
Part 1 I have to use symbols in my anwser Suppose B is proper subset of C If n(c)=8, what is the maxium number of elements in n (B) What is the least possible numbers of Elements in B? Part 2 Suppose C is a subset of D and D is a subset of C If n (C)=5,
asked by Keyeshia 
Geology
Can someone please help me name a rather obvious vestigial structure in the human skeleton? Hint: This structure has both a proper anatomical name and a vernacular (common) name. Thanks.
asked by B.B. 
geography
What is the biosphere?
asked by siam 
Interpersonal Communications
Identify the barriers to effective interpersonal interactions.
asked by shayla 
Interpersonal Communications
Describe the process by which selfconcept is developed and maintained
asked by shayla 
Interpersonal Commincation
Assess their personal communications and improve their communication competencies
asked by shayla 
Interpersonal Communications
Develop strategies for active, critical, and empathic listening.
asked by shayla 
Interpersonal Communications
Recognize how words have the power to create and affect attitudes, behavior, and perception.
asked by shayla 
interpersonal Communications
Understand how perceptions, emotions, and nonverbal expression affect interpersonal relationships
asked by shayla 
Interpersonal Communication
Evaluate appropriate levels of selfdisclosure in relationships
asked by shayla 
Interpersonal Communications
Describe strategies for managing interpersonal conflicts
asked by shayla 
Interpersonal Communications
Recognize how selfconcept and defensive and supportive messages and behaviors create positive and negative communication climates
asked by shayla 
Interpersonal Communications
Understand the impact of gender and culture on interpersonal communications
asked by shayla 
sociology
Which of three theoretical perspectives best explains the fact that Americans find work roles psychologically satisfying but also find them to stressful? Functional theory conflict theory symbolic interaction theory
asked by paula 
sociology
From the perspective of conflict theory, what do the success will be for the comeback of midwifery in the United States?
asked by paula 
statistics
Give me the formula please. when companies are designing a new product, one of the steps typically taken is to see how potential buyers react to a picture or prototype of the proposed product. The productdevelopment team for a notebook computer company
asked by Maggy 
Interpersonal Communication
Define emotional intelligence and its role in effective interpersonal relationships
asked by shayla