Monday
March 10, 2014

# Posts by John

Total # Posts: 6,032

math
Find the slope and the y-intercept. 5x=2/3 y-10

math
graph f(x)=2/5 x+3

algebra
f(x)=2/5 x+3

UCF
6) The annual precipitation amounts in a certain mountain range are normally distributed with a mean of 88 inches, and a standard deviation of 10 inches. What is the likelihood that the mean annual precipitation during 25 randomly picked years will be less than 90.8 inches?

Foreign languages
Writeacher, could you please check these sentences? Thank you. 1) I'm forwarding you the link to the requirements for next year's Comenius exchange programme. I really hope to receive some good news from you. 2) We are looking for a hotel accommodation for two adults a...

Physics
Anyone can help me with these questions: 1. BC Hydro charges \$5.91 per kWh. How long does it take a 100 W light bulb to use up \$1.00 of energy? (answer = 1.7h) 2. A small bag of chips contains 230 Calories (1000 calories = 1 calorie = 4.19 kJ). To what max. height could a 70 k...

Science
Writeacher, I urgently need you to check these sentences, though I believe they don't make sense. Although I'm not a mechanic, I don't think the use of scientific English is correct. 1) I would like to focus on a kind of technology which is used to increase the eff...

Math
how do you solve 4/x-2-7/x^2-4=1

Science
Writeacher, I urgently need you to check these sentences, though I believe they don't make sense. Although I'm not a mechanic, I don't think the use of scientific English is correct. 1) I would like to focus on a kind of technology which is used to increase the eff...

Art
Here is the last part of the same summary. Thank you, Writeacher. 1) One day the garage owner discovers his wife’s love-affair. To escape his violent reaction, she runs out of the house, and is run down by Gatsby’s yellow car, driven by Daisy. 2) To protect Daisy, Ga...

Art
Writeacher, here is a summary I urgently need you to check. Thank you. 1) Gatsby is an enigmatic figure, a mysterious “self-made man”, who appears to have achieved the American dream of immense wealth. 2) He is the owner of a palatial mansion where he holds fabulousl...

Foreign languages
This is the second part of the paragraph. Though I don't think it makes sense at all, I would like you to have a look at it. I added a sentence on nanotechnology I'd like you to check, Writeacher. 1) So this element of the composite torque is not under direct control o...

Foreign languages
Writeacher, I urgently need you to check these sentences, though I believe they don't make sense. Although I'm not a mechanic, I don't think the use of scientific English is correct. 1) I would like to focus on a kind of technology which is used to increase the eff...

Dame Pearlette Primary
when \$40.00 is spent from 3/5 of peters money half his money is left. how much did he have at first?

Art
Here is the last part of the same work. Thank you very much, Writeacher. 1) Rather that its utopian promise, Drexler’s book is remembered for the warning that as this technology developed it would be necessary to guard against the accidental release of autonomous self-rep...

Art
Could you please check if everything is correct? Thank you. 1) In 1986, Eric Drexler published “Engines of Creation”, a scientific dissemination in which shows not only the theoretical bases of nanotechnology, but also a series of speculation about the possible conse...

Art
Writeacher, could you please check this sentence? Thank you. 1) The scientist could be consider as a “New Prometheus”: like fire, donated by Prometheus, could be for men a great resource, but at the same time a threat if they had not been able to manage it, so the na...

chemistry
A 1.55 gram sample of methanol (CH3OH) is combusted in a bomb calorimeter. The molar heat of combustion of methanol is -725KJ/mole, assuming that 2.0L of water initially at 25.0 C absorbs all of the heat of combustion, what is the final temperature of the water?

Chemistry
What volume of 15 degree celsius water must be added to a 1.2KG piece of stainless steel at 85 degree celsius so that the final temperature is 35 degree celsius. assume the container in which the mixing takes place is perfectly insulated.

Art
Thank you very much, Writeacher. I'm posting the first part of my paraprase again because I failed to include the reference to the stanzas. 1) Dickinson’s poetic universe is characterized by personal deprivation. In particular, in poem 579, “I had been hungry, al...

Art
I left out these last sentences. I really hope you can have a look at it. It is very urgent! 1) She is the one outside the window, always watching other people indulging themselves on the pleasures of life. 2) When given the chance herself in this meal, however, she is tempted...

Art
Writeacher, I'm finding it difficult to rephrase the poem "I had been hungry all the Years" by Emily Dickinson. I wonder if you could help me. 1) Dickinson’s poetic universe is characterized by personal deprivation. In particular, in poem 579, “I had be...

Foreign languages
I really hope you are there, Writeacher. Can you suggest an internet site where I can find a comment on Emily Dickinson's "I had been hungry all the years"? Thank you veru much.

Foreign languages
I urgently need to find a very simple and concise summary (intermediate level of English) on the Lost Generation and Fitzgerald's The Great Gatsby. Thank you.

chemistry
123.00

chemistry
Mercury(Hg) has a density of 13.5 g/cm cubed. How much space would 50.0 g of mercury occupy? Calculate the mass in grams, of a 3 cubic inch cube of aluminum(Al). The density of aluminum(Al) is 2.5 g/cm cubed. NOTE:(1inch cubed =16.4 cm cubed

chemistry
675.00

chemistry
Mercury(Hg) has a density of 13.5 g/cm cubed. How much space would 50.0 g of mercury occupy?

Finance
Often in personal finance we want to know what our \$1 investment today will be worth in 20 years. In business however, there is more concern with answering the question, “If I receive \$100 in 5 years, what is that worth today?” To answer this question, modify the for...

Finance
An annuity is developed and used based on the concept of time value of money. Please solve for the principle required when one retires so that a payment of \$1500.00 is received each month for 30 years (360 months). Assume that the interest rate for the payout is 5% and the pri...

Physics
An electron travelling in the same direction that an electric field points initially has a speed of 4.21 ×107 meters per second. If the electric field has a magnitude of 2.28 ×104 N/C, how far does the electron travel before stopping?

Art
Here are the last sentences on the same theme. 1) This important feature makes power lines able to transport electric energy without any problem connected with dissipation of energy. They are useful in aerospace industry because they can keep a big amount of electric energy wi...

Foreign languages
Thank you very much for checking this part on scientific English. Here is the last part. 1) The superconductors are also characterized by the so called Meissner-Ochsenfeld Effect. When a superconductor is put in (into) a magnetic field, it produces a magnetic field which oppos...

Foreign languages
Could you please check if this paragraph is possible in scientific English? Thank you, Writeacher. 1) Superconduction consists of a particular physical phenomenon which characterizes only superconductors. 2) These materials become superconductors when they are brought to the c...

Foreign languages
Thank you very much, Writeacher for checking my paragraph. Here is the last part. 1) Six months after being diagnosed with cancer, she was dead. HeLa cells have had a fundamental importance in scientific research. 2) Her living cells, which survive to this day have contributed...

Art
I left out the following sentences. Thank you, Writeacher. 1)He writes to his mum about the incident. 2) He is critical of the war and turns against those who think that it is glorious and fitting to die for one's country. 3) His friend dies because he is not fast enough p...

Foreign languages
Writeacher, could you please tell me if 5 and 6 are possible? Thank you. 1) In 1951 an Afro-american woman was admitted to Johns Hopkins Hospital in Baltimore. 2) In those years scientists had been unsuccessfully trying to grow malignant human cells outside the body to determi...

Art
I left out the following sentences. Thank you very much, Writeacher. 1) He feels tenfold more evil than Hyde but also more free. 2) He realizes a potion capable to split up his soul, to separate the good side from the evil one. 3) The image of his friend returns to the memory ...

math
what is 1.5% of \$2,ooo ,ooo.oo

Physics
A ball of mass 1.74 kg is dropped from a height y1 = 1.47 m and then bounces back up to a height of y2 = 0.83 m. How much mechanical energy is lost in the bounce? The effect of air resistance has been experimentally found to be negligible in this case, and you can ignore it.

Physics
Thank you!

Physics
A 69-kg skier moving horizontally at 4.1 m/s encounters a 21° incline. (a) How far up the incline will the skier move before she momentarily stops, ignoring friction? (b) How far up the incline will the skier move if the coefficient of kinetic friction between the skies an...

Physics
A man who is 6 ft tall is standing in front of a plane mirror that is 2 ft in length. If the mirror is placed lengthwise with its bottom edge 4 ft above the floor on a wall that is 5 ft away, how much of his image (i.e. what length of himself) can the man see? (Assume that his...

Science
Could you please check these sentences on LSD? Thank you, Writeacher. 1) LSD is a psychoactive substance capable of generating perceptual alterations. It was synthesized for the first time in 1938 by Albert Hoffman of Sandoz laboratories in Basel. 2) The full name of that subs...

Art
I left out these last sentences. Thank you very much. 1) I was having dinner / I had been having dinner when the telephone rang. (If the two actions happen at the same time only the past continuous is possible) 2)I'm going to go on a scout camp for two weeks. I'm going...

Art
Can you please check these statements, Writeacher. Thank you. 1) If I hadn't been waiting for you, I wouldn't have arrived late. I was having dinner (not: I had been having dinner) when the telephone rang. 2) He told me he had lost the keys of his car (or his car keys,...

Art
I urgently need you to revise these sentences. Thank you. 1) You can cheat by conceiling pieces of paper full of information in your pencil case. 2) you can take a picture of your exam questions and email it to a friend 2) you can instant message homework questions or text the...

Art
I left out the following sentences. Thank you very much for your invaluable help, Writeacher. 1) On my summer holiday(s) I’m competing in a chess tournament in the first week of July. It will probably be difficult because the best players will participate. 2) Where will y...

Art
I urgently need you to check these sentences. Thank you, Writeacher. By the way, have you found anything on Henrietta Lacks? 1) When his wife puts his arms around him and kisses him, he faints. He explains this by saying that he has not been used to be touched by such a horrib...

Art
Could you please check the following corrections? Thank you, Writeacher 1) He offers her to let her remain in the country house. Correction: he offers to let her remain in the... 2) She invites her to remain... 3) He offers her to return to her parents. He offers to let her re...

Art
I left out the following sentences, Writeacher. Thank you. 1) After that we’re having dinner (better we’ll have dinner) and after that we’ll go for a walk in the city centre. 2) On the next day we’ll first go on a sightseeing tour of (in ) the historic cent...

Art
Writeacher, I urgently need you to check these sentences. Thank you very much. 1)After that we are going (we'll go?which form would you use to describe your summer holiday?) on a guided tour of the science museum. 2) We'll spend some time in the city centre doing shopp...

Science
Thank you very much for your help. I will check major grammar mistakes tomorrow morning. Can you please have a quick look at the second part and tell me which sentences need to be revised? 1) However, their most striking feature was that these cells were able to reproduce and ...

Science
Writeacher, I urgently need to check this part regarding a scientific topic. I hope you can help me. Here is the first part. 1) In 1951 an American woman descended from African slaves freed named Henrietta Lacks, was admitted to Johns Hopkins Hospital in Baltimore. In those ye...

HR
•Describe the difference between diversity and affirmative action?

Art
Could you please tell me which alternatives are possible? Thank you, Writeacher. 1) You usually ....... be at the airport two hours before your flight leaves. (have to; not must or should). 2) At most schools students can go on .... (a trip/on trips) (are both possible?) with ...

Art
Could you please check these sentences, Writeacher? Thank you. 1) I shouldn't leave money on the desk during the beak. 2) I have to call home if I'm feeling sick (I feel sick): 3) I have to bring all my school equipment to school. 4) I can get/take (both?) a snack from...

Math
You have aloan for 150,000 at 5% on a 30 yr mortgage. You plan to pay off your loan in 10 yrs. Do you want your loan to be figured using the Rule of 78 or the Unpaid Principle Balance Rule or something else.

art
I left out these very last sentences, Writeacher. Tahnk you very much. 1) Interactive advertising is an advertising technique which tries to make (better: create) contact with its clients. 2) In Sweden there is a law according to which (not for which) children cannot appear in...

Art
I left out a few other things. Could you please check them, too? 1) The difference about advertising today is that…..(or What is different about advertising today is….) 2) Children cannot oppose their appearance in ads. They cannot do anything against the appearance ...

Foreign languages
Thank you very much for helping me. Here are the very last sentences on the same theme. Thank you very much. 1) Over the years people have started watching ads more and more. 2) The way in which ads are made (?) has changed. The latest ads don’t just sell brands, they sel...

Foreign languages
I left out the following doubts. I really hope you can consider them, too. 1) He has grown out of his shoes, so we'll need to buy him new ones. Hold the line is the same as hold on the line? 2) It wasn't necessary you bought the milk (wrong?). You needn't have boug...

Art
I have tried to rephrase the sentences as you told me. Can you please have a look at them? 1)Finally, in my opinion, the way to solve the problem is very simple and consists in treating people in the same way. 2) People’s attitude to ads has changed. Instead of switching ...

Art
I still have a few sentences to check. Thank you very much, Writeacher. 1)When an ad tries to create direct contact with people, we can talk about interactive advertising. 2) For example, an important chain of supermarkets in the UK divides (has divided) its customers into soc...

Art
This is the other paragraph I urgently need you to check. Thank you very much, Writeacher. 1)I hope that in the future the consumerist societies will be defeated and that with the money, or better, with the resources that we put away we will help people who are more unlucky th...

Art
I still have four more paragraphs to check on the same theme. Thank you very much in advance. 1) The use of children in ads is an exploitation of the children's image. It's a way to earn audience as well as to sell a major number of products. 2) It is also a way to sho...

Art
Thank you, Writeacher. I still have a few more paragraphs to check. 1)I think that ads can be very dangerous for children because they often show children happy for a kind of product, like a toy and so they want to be like them. 2) I think that parents should pay attention and...

Art
Writeacher, I urgently need to revise these sentences. I really hope you can help me. 1) Ads can change and can wash the minds of children. Some years ago people used to switch channels to avoid ads, but we do it less and less 2) Nowadays most people switch channels to avoid a...

Geometry
in circle p below the lengths of the parallel chords are 20,16, and 12. Find measure of arc AB..... the chord with a length of 20 is the diameter. the chords with lengths 16 and 12 are below the diameter torwards the bottom of the circle. arc AB is the arc made up of the endpo...

Art
I urgently need you to revise these sentences. Thank you very much. 1) In the past when adverts came on TV the majority of people used to turn down the volume or to switch channels (or switch over to another channel). However, they don’t do this now. 2) In the past advert...

science
How many kilograms of NH3 are needed to produce 1.00 x 10^5 kg of (NH4)2SO4?

science
How many kilograms of NH3 are needed to produce 2.90 x 10^5 kg of (NH4)2SO4?

math
a particle is moving along the graph of y=x^(1/3) when x=8 the y component of its position is increasing at the rate of 1 centimeter per second how fast is the x component changing at this moment

math
Tia has 24 black or white buttons. She has 10 more white buttons than black buttons. How many white buttons does Tia have?

Art
Could you please have a look at these sentences? Thank you very much, Writeacher. 1)We'll go on a bus sightseeing tour on which we'll admire the most famous attractions. 2) We are given a lunch box (by the hotel). 3) In the afternoon we'll go to the newly opened th...

Foreign languages
I urgently need you to revise these sentences. Thank you very much, Writeacher. 1) We are leaving for Rome tomorrow morning at 7.30 am. 2) We are meeting at the entrance of the bypass (ring road/orbital road) at 7.15 3) The bus journey will last about six hours. Two stops are ...

Art
Could you please check these sentences, too? Thank you very much. 1) The Augustan were interested in real life. As for politics/as far as politics is concerned, the two main political parties were teh Tories and the Whigs. 2) The poor used to live in terrible conditions. 3) Ro...

Foreign languages
I hope you can check these two long-winded sentences.Thank you 1) Pamela is writing to her family to tell her mum what happened to her, by accusing her master of hsi behaviour. 2) While they were in the summer house, Mr B kissed her but she had never talked about it to anybody...

Art
Can you please help me check a few things, Writeacher? Thank you. 1)The two political parties which alternated in government were the Whigs and the Tories. 2) The Whig ministers' meetings developed into the cabinet led by the Prime Minister. 3) It is composed of four books...

Math
7p-7/p divided by 10p-10/3p squared

Foreign languages
Can you please help me check these sentences, Writeacher? Thank you. 1) In the Augustan Age there were two parties: the Whigs supported by the wealthy commerical classes which pressed for undstrial and econmical development and religious toleration. 2) The Tories were supporte...

Art
Could you please check these few sentences? Thank you very much, Writeacher. 1) The old man passed away (is "out" possible though the meaning is different) during the night. 2) The tests have to be handed in to the teacher before the end of the week. 3) I should do ...

Art
Writeacher, could you please check this sentence? Thank you. 1) He dropped me off at the post office. How would you rephrase it? He let me get (out of the car) at the post office. He made me get off the bus at the post office. within the end of the week is not the same as by/b...

Art
Could you please help me to check these last sentences. Thank you, Writeacher. 1) The subtitle is referred (refers) to the reward given by Mr B to P. He tries to seduce her but she resists (better: his advances) and for this reason she receives from him a proposal of marriage....

Art
I left out the following sentences. Thank you very much, Writeacher. 1) My son has grown out of his shoes (not "frew out of.."), so we'll have to buy him new shoes (a new pair of shoes, a pair of new shoes .. are all possible?). We'll have to buy him a new pa...

Art
Thank you very much. I still need you to check a few urgent things, Writeacher. 1)The line is engaged. Would you hold? Would you like to hold the line? Would you like to hang on/hold on? Which are possible? 2)You needn't have bought the milk; there was some already/there w...

Modern languages
Thank you very much again. Here are a number of sentences I would like you to check. 1) The Sundance film festival was launched by Robert Redford to promote first time film makers as well as low-budget independent (independently produced) films. 2) Redford says that the films ...

Art
Thank you very much, Writeacher. I left out the following statements. 1) The poem successfully expresses the modern artist’s disillusion with the modern world and, at the same time, the desperate need and search for a new tradition. 2) It also represents the culmination o...

Calculus
A Baseball Diamond has the shape of a square with sides 90 feet long. a player is running from 1st to 2nd base at a speed of 25 feet per second. find the rate at which his distance s is from home plate is changing when the player is 20 feet from 2nd base.

Calculus
A cone-shaped coffee filter is draining at a rate of 20 in^3 /min. The filter has a diameter of 8 inches. the radius of the filter is 2/3 the height. how fast is the coffee level falling when the coffee is 3 inches deep?

Art
Could you please check these sentences, too? Thank you very much. 1) The Waste Land is a complex long poem of 433 lines about a “waste land” which seems both personal and external. It is divided into five sections and is dedicated to Eliot’s friend and poet, Ezr...

Art
Thank you for asking me about the earthquake which struck this morning near Bologna and has already killed 4 people. Luckily, we haven't felt it since we live further north! I find it difficult to check the following paragraphs in which tenses are mixed and the word choice...

Foreign languages
I forgot to add these sentences. Thank you very much, Writeacher. 1) He spends more on train tickets than he actually earns by working as a support teacher. 2) Pamela is an epistolary novel made up of 32 letter in which the girl tells her parents about her life as a noble serv...

Art
Thank you, Writeacher. I checked the sentece you couldn't understand and I added a few other things. 1) He was responsible to the king for the governement's policy. 2) The horses, which Gulliver meets in his fourth voyage, are described as beautiful, strong, fast and w...

Foreign languages
I left out a few sentences. Thank you veru much. I need to make sentence 5 shorter. 1) In 1766 William Pitt the Elder was elected Prime Minister and he made England a strong and flourishing commercial country. 2) During the 18th century the middle class gained more and more pr...

Foreign languages
I would like you, Writeacher to help me check a few sentences. Thank you. 1) English Parliament was divided into two parties: the Whigs and the Tories. The former descended from the Parlamentarians. 2) They encouraged commercial and trade (?) progress and were supported by the...

Econ
Suppose the government wants to reduce the total pollution emitted by three firms in its area. Currently, each firm is creating 4 units of pollution in the area, for a total of 12 pollution units. The government wants to reduce total pollution in the area to 6 units. In order ...

Art
Writeacher, I urgently need you to check these sentences. Thank you. 1) They got him to give back the animal: He was persuaded to give back the animal. They had him give back the animal: He was requested (kindly invited) to give back the animal. 2) He forgot closing the door....

Art
I still have a few things I'd like you to consider, Writeacher. Thank you very much. 1) She refused to go to the dentist's We are planning to move into a new house. 2) They offered me to go for a week in Egypt: They offered to let me go to Egypt for a week. They offere...

Health
I left out this part. Thank you very much, Writeacher. 1) Have you received any news about our common project? How are things getting on in England? When do school holidays start in England? 2) When do you think we will know if the Commission has approved our project? Please s...

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