Thursday
November 27, 2014

Posts by Jennifer


Total # Posts: 2,032

spanish
Literally it means "Do you wear a uniform to school?"
January 27, 2010

chemistry
I need a single reagent that I could use to distinguish between Pb(NO3)2 solution and Hg(NO3)2 solution.
January 27, 2010

UOP
Write a response in the form of a memo from Joe Gilmore, Training Department Manager, to Christine Lancaster, Training Supervisor, regarding her idea for the next training series. The memo must not exceed 300 words.
January 26, 2010

Math
So would it be 7:1
January 23, 2010

Math
What are the odds in favor of getting at most two heads in three successive flips of a coin? This problem has to be done in ratio not fraction. Can anyone help?
January 23, 2010

Math-Probability
40000 + 3 + 50 = 13,351 $13,351
January 23, 2010

social studies
washington commanded the army in this war
January 22, 2010

Geometry
Any help would be greatful. What is the relationship between the measure of a central angle of a polygon and the measures of an interior and an exterior angle of the polygon?
January 21, 2010

Math
I am new to this website where is your reply?
January 14, 2010

Math
In each case, consider what you know about the distribution and then explain why you would expect it to be or not to be normally distributed. I am really having a hard time understanding this. Any help would be great. a. The wealth of the parents of students attending your ...
January 14, 2010

Math
So normal distributed is when you can not have a decimal such as 4.3782 (children example) & not normal distributed would be when it is ok to have a decimal
January 14, 2010

Math
In each case, consider what you know about the distribution and then explain why you would expect it to be or not to be normally distributed. I am really having a hard time understanding this. Any help would be great. a. The wealth of the parents of students attending your ...
January 14, 2010

Math
In each case, determine whether the situation calls for a discrete or continuous random variable and explain your answer. Please help! a. The description of the number of children in a family selected at random from families in Ft. Wayne, Indiana b. The net worth of an average...
January 14, 2010

Math
Is 3/16 a choice. Take 3/4 ton to divide between 4 sidewalks then you must divide the problem. Take 3/4 divide by 4 and you get 3/16. It should take them each 3/16 per sidewalk. 3/16*4=3/4
January 14, 2010

Trig
never mind. I get it.
January 14, 2010

Trig
then what's the ending point?
January 14, 2010

Trig
yes I meant horizontal shift. so PI/6 is the answer?
January 14, 2010

Trig
How do you find the H-Shift. My problem is y=5 sin(3x-pi/2).
January 14, 2010

Trig
what is 2 pi over 1/5 reduce to?
January 14, 2010

chemistry
fuels need a good supply of .... rockets often carry liquid....
January 13, 2010

chemistry
How many milliliters of 0.155 M HCl are needed to neutralize completely 35.0 mL of 0.101 M Ba(OH)2 solution?
January 11, 2010

chemistry
How would you prepare 100.0 mL of 0.07500 M AgNO3 solution starting with pure solute?
January 11, 2010

chemistry
What mass of NaOH is required to precipitate all the Fe2+ ions from 50.0 mL of 0.200 M Fe(NO3)2 solution?
January 11, 2010

Advanced Biology
Which observation supports the statement that birds are reptilelike animals? a.) bird's front limbs usually do not have useful claws b.) bird's have only two legs c.) bird's feet are covered with scaly skin d.) birds generate their own body heat I think it's c.!
January 11, 2010

Advanced Biology
I figured it out. It's C. Thanks for the help!
January 11, 2010

Advanced Biology
If a bird has a hooked bill and sharp talons, it might be a(an): a.) water bird b.) ostrich c.) bird of prey d.) perching bird I think it's a.!
January 11, 2010

Advanced Biology
At the end of the Cambrian Period, fossil evidence indicated that: A.) a great adaptive radiation of amphibians occured B.) amphibian species reached their greatest number C.) most amphibian species became extinct d.) amphibians first appeared
January 11, 2010

Algebra 2
3x+40<=x^2
January 9, 2010

Trigonometry
Given sin x = 4/7 and cos x = negative square root of 33 over 7, find cot x. I think it's square root of 33 over 4!
January 9, 2010

Advanced Biology
The cells of cellular slime molds bear a resemblance to: a) flagellated cells b) diatoms c) ciliated cells d) dinoflagllates e) amoeboid cells I think it's b!
January 8, 2010

Math
How do you measure in metric units?
January 7, 2010

Trig
We started a new lesson on Monday on identities. Our test is tommorrow. I have no idea of what I'm doing! Can somebody help me study?
January 6, 2010

SCIENCE helppp!!
self=supporting
January 6, 2010

Trigonometry
Would #7 be Sin- 3 over square root of 73 Cos- 8 over square root of 73 Tan- -8/3 Csc- square root of 73 over 3 Cot- -3/8
January 5, 2010

Trigonometry
Use the trig Identities to find the other 5 trig functions. Problem 7.)Tan(90-x)=-3/8 8.)Csc x=-13/5 9.)Cot x=square root of 3 10.)Sin(90-x)=-.4563 11.)Sec(-x)=4 12.)Cos x=-.2351 I need HELP!
January 5, 2010

Civics
What are the benefits of congressional recording studios?
January 4, 2010

Civics
thanks!
January 4, 2010

Civics
What steps does the federal government take when attempting to control sensitive national security issues? Would it be that the government attempts to control information about national security by classifying information as secret and by limiting press coverage of military ...
January 4, 2010

civics
thanks!
January 4, 2010

civics
That's suppose to be staions(stattions).
January 4, 2010

civics
What government agency limits the number of radio and television sattions a single company can own? Would it be the Telecommunications Act?
January 4, 2010

Advanced Biology
Certain_________ block prokaryotic ribosomes, but not those of eukaryotes. Certain proteobacteria________ nitrogen. The earliest life form may have been a_________ that obtained energy from inorganic compounds. The answers to these fills in a crossword puzzle.
January 3, 2010

Advanced Biology
What is a monocot and a dicot plant? I have to do a project on my plant. It is a Spotted Chinese Evergreen. Thanks!
January 1, 2010

Calculus
Integrals: When we solve for area under a curve, we must consider when the curve is under the axis. We would have to split the integral using the zeros that intersect with the axis. Would this be for all integrals? What if we just want to "find the integral", without...
December 18, 2009

basics and tools of floral design
The most commonly used wiring method is?
December 16, 2009

Finite Math
Discuss the differences between the echelon method and the gauss-jordan method for solving matrix problems? What are the pros and cons of using a calculator or computer to do these calculations?
December 13, 2009

Civics
I need help writing a one-page report on the campaign decisions made by Bush and Kerry in relation to their successes and failures.
December 11, 2009

Math
How do I find the answer of 7(5.2)?
December 7, 2009

Advanced Biology
How can muscle protein fingerprints be used to study evolutionary relationships among organisms?
December 6, 2009

Math
A state university wants to increase its retention rate of 4% for graduating students from the previous year. After implementing several new programs during the last two years, the university reevaluated its retention rate. Identify the Type I error in this context. A) The ...
December 5, 2009

Advanced Bilology
What are the methods for detecting cystic fibrosis?
December 5, 2009

Advanced Biology
In a cross of two individuals hereozygous for a single trait, what genotype and phenotype ratios would be obtained?
December 2, 2009

Advanced Biology
Are the ratios obtained in a dihybrid cross always the same? Explain.
December 2, 2009

Advanced Biology
Describe how the Principle of Segregation is show in th dihybrid cross of rabbits. I think it would be that each character seperates into a different sex cell.
December 2, 2009

Advanced Biology
Describe how the Principle of Unit Characters is demonstrated in a monohybrid cross. I thik it would be that individuals pass information on as individual traits.
December 2, 2009

Governments in the past
what type of Government do we live under in the United States
December 2, 2009

Governments in the past
why did people long ago form communities
December 2, 2009

3rd grade
Juan says when you put together unequal groups,you can only add is she correct Explain
December 2, 2009

Advance Biology
Attacked
December 1, 2009

Statistics
Im kind of confused on this question?? To help consumers assess the risks they are taking, the Food and Drug Administration (FDA) publishes the amount of nicotine found in all commercial brands of cigarettes. A new cigarette recently been marketed. The FDA tests on this ...
November 28, 2009

Math
What effect will an outlier have on a confidence interval that is based on a small sample size? A) The interval will be smaller than an interval without the outlier. B) The interval will be the same with or without the outlier. C) The confidence interval will be wider than an ...
November 28, 2009

English
Thank You...but the teacher said that it all had to be in one email...I still don't understand how that can be done...without giving her personal arrangments out to everyone else. Any ideas?
November 28, 2009

English
This is what I have so far... TO: Executive staff FROM: Crystal Minckler, Department manager DATE: November 28, 2009 SUBJECT: One-day departmental training seminar arrangements I am taking this time to inform everyone of the arrangements that have been completed for the one-...
November 28, 2009

English
You've been put in charge of planning a one-day departmental training seminar with Dr. Melanie Dobler as your speaker. You must make travel arragements for the speaker, reserve a company room large enough for the number of people attending, and requisition any necessary ...
November 28, 2009

Criminal Justice
First you might want to try and let us know the names of some of the criminals you are trying to find information about. The only thing I could suggest would be to google it.
November 25, 2009

Statitic
following data values are a simple random sample from a population that is normally distributed, with ssquared=25.0: 47, 43, 33, 42, 34, and 41. Construct and interpret the 95% and 99% confidence intervals for the population mean.
November 23, 2009

English
Great! Thank you very much for your help. I appreciate it.
November 23, 2009

English
Okay, so I will change it to Mrs. Talbot. Any other suggestions? Does the rest of it sound okay?
November 23, 2009

English
Please read this over and let me know if there are any corrections/improvements that I need to change/add..Thank you! Your boss had asked you to set up a meeting with a client, Jocelyn Talbot, for next Wednesday at 2pm. He wants to meet at the King Charles Hotel on River ...
November 23, 2009

math
x + 2x = 3x solve this first where 3x < 9 3/3 x < 9/3 divide both sides by 3 1x < or = 3 plug in 3 into the equation. 3 + 3*2 = 3*3 3 + 6 = 9
November 23, 2009

Biochemistry
A reaction A<-->B starts with equal concentration of A and B. AT equilibrium, there is twice as much B as A. What was the value of change in Gibbs Free energy when the reaction originally started if the temperature was 300k?
November 20, 2009

biochemistry
when a reaction A<-->B starts, there is three times as much product as reactant. When it reaches equilibrium, there is twice as much product as reactant. Show how to calculate the standard change in gibbs free energy for this reaction. I did it but I'm not sure if I ...
November 20, 2009

Biochemistry
A reaction A<-->B starts with equal concentration of A and B. AT equilibrium, there is twice as much B as A. What was the value of change in Gibbs Free energy when the reaction originally started if the temperature was 300k?
November 20, 2009

math
Multiply to find an equivalent fraction: 3/10
November 19, 2009

Advanced Biology
I need help finding the terms of each definition. 1.) The "transforming factor" that alters pneumonia bacteria 2.) The three parts of every nucleotide 3.)A pair of these forms a "rung"in the DNA 4.) Used to "label" DNA and protein in experiments
November 19, 2009

Advance Biology
What is the definition for codon recognition?
November 13, 2009

Please correct-- spanish!
thanks!
November 12, 2009

Please correct-- spanish!
Yo vivo en un vecindario pequeño con cinco personas en mi familia. Mis padres les gusta el vecindario pero yo siempre sueno acerca de vivir en una gran ciudad. Todos los arboles son hermosos y ellos ayudan el ambiente pero prefiero edificios y lugares donde puedo ir de ...
November 12, 2009

Civics
What is the main reason that many cities have not built mass transit systems?
November 12, 2009

ap us history
how could the trusts purchase a senat seat? what bias did the foounding fathers demostarte in their procedure for electing senators?
November 11, 2009

apush
how could trusts purchase a senate seat in the late nineteenth century? what bias did the founding fathers demostarte in their procedure for electing senators?
November 11, 2009

Trig
From a point A on the ground, the angle of elevation to the top of a tall building is 24.1 degrees. From a point B, which is 600 ft closer to the building, the angle of elevation is measured to be 30.2 degrees. Find the height of the building. PLEASE HELP ME!
November 11, 2009

physics
A centrifuge rotor rotating at 7,000 rpm is shut off and is eventually brought uniformly to rest by a frictional torque of 1.30 m·N. If the mass of the rotor is 4.80 kg and it can be approximated as a solid cylinder of radius 0.0710 m, through how many revolutions will ...
November 10, 2009

college
if the block weighs 855 newtons, what is the tension in the cable going from point A to point C
November 9, 2009

Trig
3.8 was my answer for the short diagonal. I'm not sure how to find the long diagonal.
November 9, 2009

Trig
I got 3.8, we round to the nearest tenths.
November 9, 2009

Trig
I need help with these kind of problems. We are dealing with word problems and/or pictures that are solved by the Law of Sin or Cosine. If any one kows a wonderful web site that can help with these, I would greatly appreciate it. A parollelogram has side lengths 3 and 5, and ...
November 9, 2009

Trig
Find the area of the triangle. b=125 c=162 <B=40 (b and c are the sides) (<B is the angle)
November 4, 2009

Advance Biology
What is the relationship between CFCs and the Earth's protective layer?
November 1, 2009

Advance Biology
I need help writting exactly 25 words to describe the relationship between CFCs and the Earth's protective ozone layer.
November 1, 2009

Civics
How can I write a sentence using the word lobbying in it?
November 1, 2009

PHYSICS
A 0.445 kg ice puck, moving east with a speed of 2.82 m/s, has a head-on collision with a 0.918 kg puck initially at rest. Assuming a perfectly elastic collision, what will be the speed and direction of each object after the collision? speed of the ice puck ? Direction: west ...
October 31, 2009

Civics
Describe how each of the following factors has influenced the Supreme Court. For each, give an example, cite a case, or give an explanation. The Law: The Justices: Society:
October 31, 2009

Trig
Determine the quadrant in which each lies: sec0<0,cot0<0 sin0<0,tan0>0
October 29, 2009

Trig
I need help with these kind of problems! Can someone tell me how to work this problem out? Given tan0=2 square root of 5 over 4, and sin0<0. a. cos0 b. csc0 The 0 after tan, sin, cos, and csc stands for angle. The 0 after the < stands for negative or less than. I know it...
October 29, 2009

math
23
October 28, 2009

Civics
Identify two alternative solutions for the high case load of the Supreme Court.
October 25, 2009

Civics
What factors determine whether a case will be tried in a state court or a federal court?
October 25, 2009

Civics
The book doesn't say.
October 25, 2009

Civics
When the Supreme Court rules on an appeal from a state court, what restriction applies to the court's ruling?
October 25, 2009

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