Sunday
September 21, 2014

Posts by JAKE


Total # Posts: 1,732

Accounting
Urquhart Corporation applies manufacturing overhead on the basis of direct labor-hours. At the beginning of the most recent year, the company based its predetermined overhead rate on total estimated overhead of $100,000 and 3,600 estimated direct labor-hours. Actual ...
September 5, 2012

physics
A car starts from rest and travels for 4.5 s with a uniform acceleration of +1.8 m/s2. The driver then applies the brakes, causing a uniform acceleration of -1.8 m/s2. The breaks are applied for 1.80 s.
September 4, 2012

Calculus
Owing to an innovative rural public health program, infant mortality in Senegal, West Africa, is being reduced at a rate of 10% per year. How long will it take for infant mortality to be reduced by 50%?
September 2, 2012

math
What are the 3 irrational #s and 3 not real numbers
September 1, 2012

chemistry
Conc hno3 is not given.
August 30, 2012

chemistry
How many milliliter of conc. HNO3 would be necessary to prepare 500ml of 20% of HNO3 solution?
August 30, 2012

Physics
A delivery truck travels 20 blocks north, 15 blocks east and 18 blocks south. What is its final displacement from the origin? Assume the blocks are equal length.
August 28, 2012

physics
A delivery truck travels 20 blocks north, 15 blocks east and 18 blocks south. What is its final displacement from the origin? Assume the blocks are equal length.
August 28, 2012

science
I need a sentence using the word cytoplasm and I'm in 5th grade.
August 27, 2012

chemistry
How do you make a venn diagram of the 6 branches of chemistry? (Inorganic chemistry, organic chemistry, biochemistry, nuclear chemistry, physical chemistry, and analytical chemistry) like where would they go in the 3 circles
August 26, 2012

writing skills
20. A disadvantage of using a sentence outline instead of a topic outline is that a sentence outline is often A. rigid. B. factually grounded. C. underdeveloped. [D. time-consuming.]
August 23, 2012

writing skills
18. You need to write an essay about hot air ballooning. You know you've seen a good book on this topic, but you can't remember the name of the book or the name of the author. How could you most easily find this book in the library? A. Locate the author card for the ...
August 23, 2012

writing skills
17. What do we call an idea that will make the reader take notice and want to read on? A. Summary [B. Hook] C. Card D. Point of view
August 23, 2012

writing skills
15. The World Almanac is a book of A. living notable Americans. [B. facts and statistics.] C. synonyms. D. articles published in magazines
August 23, 2012

writing skills
14. Once you acquire these two basic skills, you'll be able to transform a vague idea in your mind into a coherent piece of writing. A. Describing people and writing conversation B. Doing interviews and browsing through books [C. Doing research and organizing your ideas] D...
August 23, 2012

writing skills
13. To make sure your reader remembers the point of your essay, which of the following is most important? A. The order in which you present your ideas B. Choosing an interesting subject [C. The ending] D. The introduction
August 23, 2012

writing skills
7. The best way to ensure parallel construction in your essay is to use similar A. paragraph lengths. [B. sentence structure throughout.] C. topic headings in your outline. D. details in each paragraph.
August 23, 2012

writing skills
6. Which of the following skills is most important in learning how to write? [A. Knowing how to plan before you write] B. Knowing proper grammar before you write C. Knowing proper punctuation before you write D. Knowing how to use the Readers' Guide before you write
August 23, 2012

writing skills
3. Reference librarians are specially trained to help you A. get a library card. B. sign out videotapes. C. create an outline. [D. research a topic.]
August 23, 2012

Literature
10 is a is found in its sensual descriptions.
August 4, 2012

chemistry
If the pH value was 3.6, what is the [H+]?
July 25, 2012

literature
b is the correct answer just took the pf test
July 22, 2012

phsyics
Bat is flying 5m/s while chasing an insect that is flying in the same direction. The bat emits 40kHz chirp and hears a 40.4kHz reflected sound wave. What is the speed of the insect? ??? lost
July 19, 2012

math
the area of a square is 8 square meters . what is the length of one side of the square? round to the nearest tenth if necessary.
July 16, 2012

math
there are 10 marbles in a bag: 1 blue, 4 yellow, 3 red, and 2 white. if you choose a marble at random, what is the probability that you will NOT choose white?
July 16, 2012

writing skills
b is the correct answer
July 2, 2012

writing skills
is it c then
July 2, 2012

writing skills
17. Which of the following sentences has a relative clause? A. Many young people are searching for jobs. B. The audience applauded the ambassador, who spoke for one-half hour. C. The bus stopped at the corner, but she forgot to get off. [D. Tony ate the pizza and then went to ...
July 2, 2012

writing skills
the correct answeer is c
July 2, 2012

writing skills
i decided that this is a
July 2, 2012

writing skills
is it d
July 2, 2012

writing skills
19. In which of the following sentences do you find a verb phrase? A. June was a collector of memorabilia. [B. The crowed roared as the bull charged]. C. I shall be all that I am and more. D. I believed every word he said.
July 2, 2012

writing skills
is it a
July 2, 2012

writing skills
18. Which of the following groups of words is a sentence fragment? A. When we stopped by the garden. [B. Stop by the garden.] C. Stopping by the garden, we saw that the flowers were in bloom. End of exam D. We stopped; she didn't.
July 2, 2012

writing skills
is it d
July 2, 2012

writing skills
17. Which of the following sentences has a relative clause? [A. Many young people are searching for jobs.] B. The audience applauded the ambassador, who spoke for one-half hour. C. The bus stopped at the corner, but she forgot to get off. D. Tony ate the pizza and then went to...
July 2, 2012

writing skills
16. What is the name of the common error in the following sentence? Having risen because of the rains, the hikers were unable to cross the river. A. Infinitive phrase B. Prepositional phrase [C. Dangling modifier] D. Run-on sentence
July 2, 2012

writing skills
15. Which sentence contains both an adverb and a conjunction? A. Don't imagine you can't do as you wish. B. Lucille was a kind person, but she hated people who spread rumors. C. Do you want the shrimp or the crab? [D. Lawson crept silently up the stairs, but couldn'...
July 2, 2012

writing skills
is it d
July 2, 2012

writing skills
14. Which of the following is the best opening sentence for a business letter that you want to sound fairly informal? A. Your order of February 10 arrived in our office today. [B. This letter is to make you cognizant of our receipt of your order.] C. I am in receipt of your ...
July 2, 2012

writing skills
is it c
July 2, 2012

writing skills
12. Which sentence contains a prepositional phrase? A. They tried, although they didn't expect to win. [B. Running all the way, he got there early.] C. With the proper help, they'll complete the project early. D. They sang it, and sang it again.
July 2, 2012

writing skills
is it a
July 2, 2012

writing skills
11. Which of the following is correct in regard to the use of formal English? A. In formal business correspondence, it's best keep the language impersonal. [B. Formal English is used more frequently in speaking than in writing.] C. In formal English, we use words to say ...
July 2, 2012

writing skills
is it d then
July 2, 2012

writing skills
An interjection is always A. preceded by preposition. B. followed by an exclamation point. [C. related to another word in the sentence.] D. intended to show feeling.
July 2, 2012

writing skills
9. Which one of the following sentences contains two ideas joined by a connecting word? A. Mike ran after the bus. B. Tina arrived at work earlier than usual. [C. Sally lives with her parents, although she could afford her own apartment.] D. Frank went fishing on Saturday he ...
July 2, 2012

writing skills
8. A clause from sentence (i) has been turned into a(n) _______ in sentence (ii). (i) Since she knew what the lecture was about, she didn't attend the meeting. (ii) Knowing what the lecture was about, she didn't attend the meeting. A. compound predicate B. infinitive C...
July 2, 2012

writing skills
6. Which of these is a run-on sentence? A. You and I and the whole team will go. [B. I thought about what he'd said soon I realized he was right.] C. I went home and ate and ate. D. Before lunch, I played volleyball; after lunch I did again.
July 2, 2012

writing skills
5. Which of the following is a complex sentence? A. I would like to visit the Kinshasa, but I understand the city is unsafe for foreigners. [B. As Jake was reading the letter from June yet again, the flight attendant coughed gently to get his attention.] C. Check out the ...
July 2, 2012

writing skills
4. Which of the following best illustrates a pair of sentences that are joined by an understood relationship? A. I don't understand a word you said. Have you taken a course in English literature? B. Luke put three dollars into the office football pool. He was looking ...
July 2, 2012

writing skills
3. Which of the following sentences has a compound predicate? A. She raced along the path to beat him to the beach. B. She placed the shells in a plastic bag while he dried himself off. [C. She washed the shells and dried them in the sun.] D. While he swam, she collected ...
July 2, 2012

math
When he was 17 her sister was 34 so when he is 23 which is 6 years later her sister would be 34+6 which is 40 years old
June 25, 2012

Precalculus
Given sinx= -1/8 and tanx<0. find sin2x
June 25, 2012

Science
What is the pH of 115 mL of a 1.50 m solution of HNO2 that is titrated with a 1.50 M solution of LiOH at the equivelence point?
June 20, 2012

Chemistry
Ag2S is an insoluable black solid. Would more solid dissolve, or precipitate once the following are added to the solution. 1. KS-----I know [S] increases, shift to reactants side, precipitate 2. HClO 3. LiOH 4. NH4OH
June 20, 2012

math
Twenty people apply for seven jobs that are available at fly by night aircraft company 12 are men and the rest are women. How many seven person groups have exactly three men? How many of these seven person groups have exactly three men or three women?
May 24, 2012

math
Twenty people apply for seven jobs that are available at fly by night aircraft company In how many ways could such a group be composed? After the seven have been selected, in how many different ways could five of them be assigned to the assembly department?
May 22, 2012

Sci.
The boundary between 2 plates moving together is calle _______.
May 20, 2012

trig
write sin4xcos2 as the sum or difference of two functions. answers: 1/2(cos6x+cos2x), 1/2(cos2x-cos6x), 1/2(sin6x+sin2x), sin6x-sin2x
May 17, 2012

trig
find the angle between vector U=<2,3> and V=<1,-5> answers: 88 degrees, 45 degrees, 135 degrees, or 92 degrees...?
May 17, 2012

Chemistry
A solution of formic acid 0.20 M has a pH of 5.0. What is its Ka value? a) 5.0 x 10-10 b) 1.0 x 10-5 c) 5.0 x 10-5 d) 25
May 16, 2012

Chemistry
Mols benzoic acid = 12.2g/122.12g = 0.0999 Int. Concentration of Benzoic acid = 0.0999 mol/ 0.500L = 0.1998 M Ka = 6.3 x 10-5 = (x)(x)/0.1998 – x X = [H+] = * M pH = -log(*) = * Sorry, this question is just really confusing me..
May 16, 2012

Chemistry
Thanks so much, you're an awesome help.
May 16, 2012

Chemistry
Mols benzoic acid = 12.2g/122.12g = 0.0999 Int. Concentration of Benzoic acid = 0.0999 mol/ 0.500L = 0.1998 M Ka = 6.3 x 10-5 = (x)(x)/0.1998 – x X = [H+] = * M pH = -log(*) = * Sorry, this question is just really confusing me..
May 16, 2012

Chemistry
Calculate the pH of a solution prepared by dissolving 12.2 g of benzoic acid in enough water to produce a 500 mL solution. Ka = 6.3 x 10^-5
May 16, 2012

Chemistry
Can a solution of CrCl3 be stored in an aluminum container?
May 15, 2012

Chemistry
Using the following spontaneous reactions, classify the 3 metals involved (Cr, Sn, Al) according to increasing reductant properties. a) 2Cr + 3Sn2+ 2Cr3+ + 3Sn b) Al + Cr3+ Al3+ + Cr
May 15, 2012

Chemistry
Which pair of ions will be most likely to react at standard state conditions? 1. a) MnO4- and Sn2+ 2. b) Zn2+ and Cl- 3. c) I- and Cu 4. d) Fe3+ and Cu2+
May 15, 2012

Chemistry
If a piece of copper metal is dipped into a solution containing Cr3+ ions, what will happen? Explain with Ev values
May 15, 2012

Chemistry
Pb(NO3)2(aq) 2 x 10-3 M Na2SO4(aq) 2 x 10-3 M Pb(NO3)2(aq) + NaSO4(aq) → PbSO4(s)+ 2NaNO3(aq) a) What are the concentrations of each ion within this solution? b) If 1L of each solution is mixed; will a precipitate form? why?
May 15, 2012

Spanish-8th grade Help!
Thank you- I think what I put is right- I've rechecked it but it seems so odd the way I have it.I know it's a reflexive so maybe it is correct.
May 12, 2012

Soanish-8th grade Help!
I'm trying to conjugate this in the past tense tú/presentarse would I conjugate it in past tense like this- (tú te presentaste) Something looks wrong with it
May 12, 2012

math
what is the first step in solving the equation x/5 - 9=6?
May 9, 2012

Physics Help
So is there no shift? and if so why is that the case?
May 9, 2012

Physics Help
If we witness events taking place on the moon, where gravitation is weaker than on Earth, would we expect to see a gravitational red shift or a gravitational blue shift? and Explain please a)blue shift b)red shift c)no shift
May 9, 2012

Chemistry
The following reaction has a Delta G value of 42.6 kJ/mol at 25oC: HB(aq) +H2O(l) --> H3O+(aq) +B-(aq) Calculate Ka for the acid HB.
May 7, 2012

Physics Help!!
Comparing Einstein's and Newton's theories of gravitation, can the correspondence principle be applied? and Why or Why not? a)Yes b)No
May 7, 2012

Physics Help please
If we witness events taking place on the moon, where gravitation is weaker than on Earth, would we expect to see a gravitational red shift or a gravitational blue shift? and Explain please a)blue shift b)red shift c)no shift
May 7, 2012

Chemisttry
A 100.0-mL sample of 0.250 M aniline (C6H5NH2) is titrated with 0.500 M HCl. What is the pH at the equivalence point?
May 6, 2012

Chemistry
You take 326 g of a solid (melting point = 57.6oC, enthalpy of fusion = 346 J/g) and let it melt in 757 g of water, and the water temperature decreases from its initial temperature to 57.6oC. Calculate the initial temperature of the water. (Note that the specific heat ...
May 6, 2012

Physics Help!!
A passenger on an interplanetary express bus traveling at v = 0.94c takes a seven-minute catnap by his watch. How long does the nap last from your vantage point on a fixed planet?
May 5, 2012

Physics Help please
A bus moving with speed 0.93c is 65 feet long according to its passengers and driver. What is its length from your vantage point on a fixed planet?
May 5, 2012

Chemistry
Thanks it worked perfectly
May 3, 2012

Chemistry
there isnt a kp or a kc
May 3, 2012

Chemistry
Nitrogen gas (N2) reacts with hydrogen gas (H2) to form ammonia (NH3). At 200 oC in a closed container, 1.1 atm of nitrogen gas is mixed with 2.1 atm of hydrogen gas in an otherwise empty container. At equilibrium, the total pressure is 2.2 atm. Calculate the partial pressure ...
May 3, 2012

Physics!!
Green light is emitted when electrons in a substance make a particular energy-level transition. If blue light were instead emitted from the same substance, would it correspond to a greater or lesser change of energy in the atom? and why?
May 2, 2012

calculus
what is the integer values of n that satisfies this inequality -5<3n<12? Please answer :)
May 1, 2012

chemistry
Gaseous butane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 16.9 g of butane is mixed with 39. g of oxygen. Calculate the minimum mass of butane that could be left over by the chemical reaction. Round your answer to 2 significant...
April 30, 2012

chemistry
Gaseous butane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 16.9 g of butane is mixed with 39. g of oxygen. Calculate the minimum mass of butane that could be left over by the chemical reaction. Round your answer to 2 significant...
April 30, 2012

math
if you invest 500 dollars in a savings account that pays 8% interest per year, compounded quarterly, how much will you have in the account at the end of 11.6 years?
April 26, 2012

statistics
What type of statistical information would I include in my report to determine our year-to-date performance of our division; example, mean, median, or standard deviation.
April 26, 2012

Life orientation
It damages communities
April 24, 2012

Math
In an election, ethan got 5 fewer votes than christohper,who got 3 more votes than olivia, who got 4 fewer votes than Ava. How many more votes did ava get than ethan ?
April 21, 2012

math
Given P(x) = x^3 - 3x^2 - 5x + 10 a evaluate P9x) for each integer value of x from -3 through 5 b. Prove that 5 is an upper bound on the zeros of P(x)
April 21, 2012

Physics
Two masses, m1=3kg and m2=2kg, are suspended with a massless rope over a pulley of mass M = 10kg. The pulley turns without friction and may be modeled as a uniform disk of radius R=.1m. You may neglect the size of the masses. The rope does not slip on the pulley. The system ...
April 18, 2012

Calculus
Suppose vectors a and b are vectors such that a x b =(3,1,4). What is the cross product of twice of a with twice of b?
April 17, 2012

Calculus/Physics Please help!!
An intravenous line provides a continuous flow of drug directly into the blood. Assuming no initial drug in the blood, the amount of drug in the blood t hours after the dosing begins in m(t) - (a/k)(1-e^-kt), for t (=>)0, where k is the rate constant (again related to half ...
April 17, 2012

CALCULUS PLEASE HELP!!
suppose m(0) milligrams of a drug are put in the blood of an injection. The amount of drug t hours after the injection is given by m(t)=m(o)e^-kt, for t (=>) 0, where k is the rate constant, which is related to the half life. we also treat oral administration of drugs as an...
April 17, 2012

Calculus
Could someone please explain on how to do this question step-by-step. Thank you! A bolt is being loosened by a 40 cm wrench. The torque in this situation has a magnitude of 12 J and the force makes an angle of 60 degree with the wrench. What is the magnitude of the force used ...
April 17, 2012

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