virginia
Most popular questions and responses by virginia
AP Chemistry
For the reaction cyclopropane(g) → propene(g) at 500◦C, a plot of ln[cyclopropane] vs t gives a straight line with a slope of −0.00067 s−1 . What is the order of this reaction and what is the rate constant?
asked on December 8, 2016 
physics
A 2kg block situated on a rough incline is connected to a spring of negligible mass having a spring costant of 100N/m.the pulley is frictionless.the block is released from rest when the spring is unstretched.the block moves 20 cm down the incline before
asked on April 2, 2015 
Business Math
Hafers, an electrical supply company, sold $4,800, 12%, 90day note for a time extension of a bill for goods bought by Ron Prentice. On June 12, Scott discounted the note at Able Bank at 10%. What proceeds does Scott receive?
asked on November 5, 2012 
math
a fair coin is flipped 5 times the random variable is x is defined to be the number of heads that are observed identify the probability mass function of the random variable x. x P(x)
asked on October 3, 2012 
math
If a phone company charges $ 0.35 $0.35 for the first minute and $ 0.30 $0.30 for each additional minute for a longdistance call, how long did you talk if the phone call cost $ 8.75
asked on January 25, 2017 
statistics
a test consists of 10 true or false questions followed by 10 multiple choice questions, each with 5 choices. How many ways can Faith mark her answer to this test?
asked on September 28, 2014 
statistics
I have an ordianry deck of 52 cards, which has 26 red and 26 black cards. A friend shuffles the deck and draws cards at random, replacing the card and reshuffling after each guess. I attempt to guess the color of each card. A. what is the probability that
asked on March 9, 2008 
Algebra
If an apartment complex will need painting in 3 1/2 years and the job will cost $45,000, what amount needs to be deposited into an account now in order to have the necessary funds? The account pays 12% interest compounded semiannually.
asked on November 19, 2014 
statistics
assume that the volume of drink is normally distributed, with a mean of 2.0 liters and a standard deviation of 0.05 liter. Using the random sample of 45 bottles. The probability is 99% that the sample mean will contain at least how much soft drink?
asked on March 19, 2013 
accounting
a tabular analysis of the transactions made during august 2010 by witten company during its first month of operations is shown below each increase and decrease in stockholders' equity is explained.
asked on January 13, 2013 
Math
Diameter of a circle is 1.3*10^12 what is the radius and Find the trinmial parrelgram represents area pf a parrelogram whose base is 3x+2 meters and height is 2x+3 meters find A(3)? Do not understand these what so ever please help me
asked on June 1, 2010 
Physics
a piece of copper of mass 300g at 950 degrees celcius is quickly transfered to vessel of negligible thermole capacity containing 250g of water at 25 degrees celcious. if the final steady temp of the mixture is 100degrees, calculate the masd of water that
asked on January 20, 2019 
statistics
Assume that a standardized test is designed to have the mean score of 100 and the standard deviation of 15. At the 95% confidence interval, how large does the sample size have to be if the margin of error is to be 3 points?
asked on June 12, 2014 
Lifeorientation
How to adress the human or environmental problem about floods.
asked on May 21, 2012 
computers
You have been hired as a consultant by your neighbor to help her with her computer. You notice that she has a screen full of icons which appear to be Word documents, Excel Spreadsheets and other graphic files. How would you help her organize her data i.e.
asked on July 8, 2010 
geography
what is the economic relationship between Europe and its nonrenewable resources.
asked on January 17, 2019 
math
8 cards are drawn from a standard deck of cards with replacement let X=no of diamonds observed find P(X=3)
asked on October 3, 2012 
biology
i would like to know if you could help me figure out the blanks of this question. The pH scale ranges from __ to __.Pure water is ___. An acid is ______ 7 and a base is __________ 7. If you could let me know that would be great thanks
asked on November 10, 2010 
physics
A rifle bullet is fired from the top of a cliff at an angle of 30o below the horizontal. The initial velocity of the bullet is 800 m/s. If the cliff is 80 m high, how far does it travel horizontally?
asked on June 26, 2010 
Social Studies
What is the meaning of the symbols and colors of the Miami flag?
asked on May 20, 2009 
Science
A polar substance is most soluble in ... ? A nonpolar substance is most soluble in ... ? A generalized statement summarizing the effect of bond polarity on the solbility of a substance in a solvent is ... ?
asked on January 5, 2009 
Math
I have 4 pieces of equipment that need to run one after the other. Two of them have to run at a maximum of 20 minutes each and be off a total of 90 minutes each. One of the remaining 2 peieces has to run at 15 minutes. No determined minutes off. How do I
asked on October 27, 2008 
culture
Why are some countries reluctant to have contact with other cultures? What do these countries lose by limiting contact with other cultures? What do they gain?
asked on December 8, 2007 
pregunta
palabra que comiense con la letra z , que describa algo de una persona Primero le agradecemos visitar Jiskha Homework Help Forum. ¿Le gustaría un buen diccionario? http://tradu.scig.uniovi.es/trad.html Aquí hay unos adjetivos: zafo, a = unhurt zaguero,
asked on September 20, 2006 
Sociology
The state of California attempted to ban the sale of violent video games to young people. If the federal government attempted to do the same thing, what provisions of the Constitution might allow that regulation?
asked on October 7, 2015 
math
The area of a triangle is 54.5cm. What is the triangle's base if the height is 4 cm?
asked on October 2, 2015 
english
paraphrase paragraph four
asked on March 11, 2015 
medical billing
What code(s) is/are assigned for a patient admitted for an azathioprine 1 drug induced aplastic anemia (initial encounter)? The patient has peripheral neuropathy of multiple joints of the lower extremities secondary to severe rheumatoid arthritis
asked on October 17, 2014 
maths
a triangle has sides of length 7 cm ,15cm and x cm. If x is an interger find (i) the minimum value of x (ii) the maximum value of x
asked on November 2, 2013 
Chemistry
What is the molecular equation for HCl(aq) + NH4OH(aq)?
asked on March 27, 2013 
math
how do you do anarrays and an expanded algorithm problem find each partial product then add to find the product. 29 x47  ()() ()()() ()()() + ()()()  ()()()()
asked on November 7, 2012 
Biology
Lisst some nonliving things and tell what characteristics each has in common with a living thing
asked on August 24, 2010 
grammar
Light bulbs need to be replaced in Day Surgery waiting room, a painting need to be mount back on the wall
asked on June 28, 2018 
medical billing
what is msdrg
asked on October 17, 2014 
Math 112
On your first two exams, your grades are 86% and 88% x=86 and y=88 What must you get on the third exam to have an average of 90%?
asked on October 15, 2014 
statistics
If a fair die is rolled, what is the probability of getting an even number, a number less than 5, a number larger than 6 and an odd number?
asked on September 28, 2014 
management Economics
chapter 5 answers problems start from pages 200
asked on May 21, 2012 
geometry
IN this triangle, R=8ã2 what is the value of P
asked on April 7, 2011 
Financial Management in Health Care Organizations
$5,000 compounded semiannually at 6% for 5 years
asked on March 26, 2010 
SCIENCE 5TH
WHAT IS THE BEST CHEMICAL BATTERY?
asked on October 2, 2008 
English
I Have an oral presentation to do on how past wars have affected our lifestyles today can you help? If you give us an outline of what you've thought about for your presentation, we'll be glad to add our comments. Depending upon how long the presentation
asked on March 19, 2007

Science
the answer is arsenic, it is in the same family and look it up its correct!!!!
posted on May 1, 2019 
math
I dont know
posted on January 18, 2017 
Grammar
WOW!! From23 to 200 students . . . it is quite an achievement. Congratulations in your new position as Chancellor!!
posted on September 12, 2016 
life orientation
Human dignity,rights to basic education and rights to life
posted on May 4, 2016 
math
16
posted on October 1, 2015 
Legal aspects of health Information management
what is the three types of fruadulent billing Meredith is conducting
posted on July 19, 2014 
Math  average grade
I have a 90 average i just got a 50 on my midterm what is my grade average?
posted on November 10, 2012 
health
I need to know just what questions I should be able to answer about the Patient Selfdetermination on the delivery of heath care.
posted on May 4, 2012 
macroeconomics
3–5 slides: Include any supply and demand figures or calculations to support your reasoning
posted on October 8, 2011 
Accounting
$5,000 compounded semiannually at 6% for 5 years
posted on March 26, 2010 
Criminal Investigations
Explain why a final exit suicide may be interpreted as a homicide
posted on April 8, 2009 
Opinion Question: Your opinions are needed please!
I think it's retarded that any educational institution, be it middle school, high school, or college should give up its athletic programming, regardless of what the state or governmental officials think. Athletics are a very necessary commodity in the
posted on October 18, 2008 
Axia College
My suggestion is that if you are currently enrolled at Axia College, you can inquire through your enrollment counselor, your financial aid counselor, or your academic counselor as to whether Axia Degrees are accepted in the job market. According to what I
posted on August 30, 2008