Wednesday
April 16, 2014

Posts by frank


Total # Posts: 355

Art
As I'm summarizing an episode, I used the simple present to refer to the present situation (he keeps her prisoner...) and the past to refer to the incident in the summer house. Could you please check it? 1) He keeps her (virtually) prisoner in his country house. 2)While sh...

Chemistry
when an electron in a hydrogen atom transitions from the n = 5 level to the n = 2 level, what wavelength photon (in nm) is emitted? Thanks!

Art
I left out the following statements. I really need your revision. Thank you. 1) He keeps her (virtually) prisoner in his country house. 2)While she is wriing to her mum, her master surprises her. He accuses her of behaving foolishly for she informed both her parents and his ho...

Art
Writeacher, I need your help to rephrase a few sentences. Thank you. 1) Eveline imagines the reactions of people at work when she has gone. Miss Gavan would be glad because she has always had an edge on her (I need to rephrase this). 2) On her turn, she will not cry many tears...

Art
When mentioning the exam's topics, can I include: Entire reading of abridged edition of Orwell's 1984. Is the adjective "entire" proper? Thank you, Writeacher.

Art
I simply need to state that the students read the abridged edition of Orwell's 1984. Complete (from the beginning to the end, not only an abstract) reading of Orwell's 1984 ?? Thank you

Art
I urgently need your help for two main reasons, Writeacher. 1) First, how would you express the following concept when presenting the programme for an exam: total (complete?)reading of the abdridged edition of Orwell's 1984. 2) Second, I need to find the paraphrase (and co...

Art
I urgently need you to check a few things, Writeacher. Thank you very much. 1) Eveline is thinking about (is "of" a mistake?) her past, present and future. 2) She feels in danger of her father's violence. 3) The sound of the music triggers (I need a synonym) Evel...

math
Soybean meal is 18% protein, cornmeal is 9% protein. How many pounds of each should be mixed together in order to get 360lb. mixture that is 13% protein?

math
The length of a rectangle is 26cm. What widths will make the perimeter greater than 70cm?

Art
Thank you very much, Writeacher. Here are some more phrasal verbs related to phone calls I'd like you to check. Thank you again! 1) When I rang her the first time, we were/got cut off (the line dropped) and I had to call her again. 2) As soon as I got back home, I plugged ...

Art
Does "top up the phone" mean put money on your account? Can you give me an example, Writeacher? I need to include two or three more sentences on mobile phones, Writeacher. Could you please help me? 1) Parents have to shoulder responsibility for their children's m...

math
That would mean that there is no solution because they are the same, they would be consistent, and they would be independent?

math
8x-5y=-35 5y-8x=35 Is the above a point, have no solution, or infinatley many solutions?

Art
I left out the following sentences. Thank you, Writeacher. 1) You mustn't leave the school building without either your teacher's or your parents' permission. 2) You shouldn't revise for a test just the day before (the test). You shouldn't run in the corrid...

Art
Could you please help me find examples of phrasal verbs used in phone calls? Thank you, Writeacher. 1) You can call me up whenever you want to. Shall I ask him to call you back? 2) The line is engaged. Would you like to hang on/hold on? Hang on, I'll put you through/I'...

Foreign languages
Can you check these last sentences on the same theme? Thank you very much, Writeacher. 1) The server always calls his score first. If the server wins the first point, he gets a score of 15. The second point is called 30. The third point is called 40 and game is won when the sc...

Art
I left out a last paragraph. Thank you very much, Writeacher. 1) In a tennis match there must be around sixty tennis balls, because everything happens very quickly. 2) The players must also have a lot of rackets, because if a player breaks his racket, he can change it. Tennis ...

Art
Thank you very much for your suggestions. I urgently need your help to check these statements on tennis. 1) The most important tennis shoots are forehand and backhand. These shoots are very important because when the ball bounces you must hit the ball with these two shoots (yo...

Art
I need to let you check a few things later. I hope you'll be there, Writeacher. 1) I need your help for a project work on Emily Dickinson and the theme of anorexia. Could you suggest one of her poems? 2) I also need your help to find a short description (four-five paragrap...

Math
How do you solve: log2(x-1)+log2(x-2)=1 I got up to x^2-3x=0 Is it no solution or does it become x(x-3)? Thanks!

English
I urgently need you to revise these sentences. Thank you. 1) Some pupils haven't received any emails from their partners yet. Could you spur them to answer? 2) As you suggested, I've asked my students, who haven't got a partner yet, to forward their emails to your ...

Art
I left out the following statements. Thank you, Writeacher. 1) He believes that many adults censor the television because they fear losing (is "to lose" wrong?) control over their children. 2) He makes advances to her but his social rank hinders him from proposing ma...

statistics
when 325 students are randomly selected and surveyed, it is found that 117 own a car. Construct a 99% confidence interval estimate of the true proportion of all college students who own a car.

Foreign languages
Could you please check if these disconnected sentences are possible? Thank you, Writeacher. 1)Italy sided with Germany (aslo allied with Germany) and declared war on the Western Powers. 2) Can I replace Italy with "she"? Example: Italy was invaded by the Allies in 19...

Art
Sorry, I didn't notice you had checked my previous post. I still have a few doubts. Thank you. 1)He excuses himself by saying that on that occasion he didn't want to do her any harm. (Is "excuse" acceptable in this sentence?) 2) The plot is very simple and bu...

chemistry
what is hibs boson it is a gold particle

chemistry
Given the following information: Ni(OH)2(s) Ni2+(aq) + 2 OH (aq) Ksp=6.0 x 10 16 H2O(l) H+(aq) + OH (aq) Kw=1.0 x 10 14 What is the equilibrium constant for the reaction, Ni(OH)2(s) + 2 H+(aq) Ni2+(aq)+ 2 H2O(l)

Geometry
A sandpit in the shape of a rectangular prism has length 7 feet, width 5 feet, and height 1.75 feet. It is filled to the brim with sand. Joe puts this sand into a second sandpit having the same shape but a larger base. He needs 17.5 cubic feet of sand to fill the extra space i...

Math
I used 8 gallons of gas when I drove for 240 miles. How many gallons of gas are needed to drive 720 miles?

math
what is 800 as a percentage of 1400

Chemistry
Say, for example, that you had prepared a Buffer C, in which you mixed 8.203 g of sodium acetate, NaC2H3O2, with 100.0 mL of 1.0 M acetic acid. a. What would be the initial pH of Buffer C? HOW???????

Chemistry
Yeah i know it now it is the henderson Hasselbach equation

Chemistry
Say, for example, that you had prepared a Buffer C, in which you mixed 8.203 g of sodium acetate, NaC2H3O2, with 100.0 mL of 1.0 M acetic acid. a. What would be the initial pH of Buffer C? HOW???????

English
1. You can say "I just arrived home from being on holiday in France with my family. 2. My nephews did some Pirate games. 3. We flew back. (it is fine) 4. Its good as is. 5. On Christmas Eve I played some party games with my cousins and we proposed a toast to the New Year....

Chemistry PLEASE HELP!!!!!
Say, for example, that you had prepared a Buffer C, in which you mixed 8.203 g of sodium acetate, NaC2H3O2, with 100.0 mL of 1.0 M acetic acid. a. What would be the initial pH of Buffer C? HOW???????

math
set them equal to 180. like 3x+7x-40=180

math
Well you only gave me two angles is the other angle assumed to be 90 degrees?

science
In the fissioning of uranium, a chain reaction is caused by? ejected neutrons. the enormous energy release. the kinetic energy of the decay products. the conversion of mass to energy.

science
Thanks

Chemistry
Dr Bob, Thanks for the help with the conversion. I was missing the solution on two fronts. One was the wavelength factor and the other was the MegaHertz. Do you know where I can find more information on "wavelength of the radiation" ? There is not a lot of specific d...

Chemistry
I'm having a difficult time with the Conversion Units in my equation. Attempting to answer this question: My cell phone has an antenna about 10.00cm long. If this is one quarter of the wavelength of the radiation, at what frequency in Megahertz does it operate? Note that c...

science
My cell phone has an antenna about 10.00cm long. If this is one quarter of the wavelength of the radiation, at what frequency in Megahertz does it operate? Note that cell phones, like radio, transmit sounds via electromagnetic waves which travel at the speed of light or 3x108m/s

math
Open boxes are being designed to hold mail for the post office. The boxes will be made to have the greatest possible volume. Each box will be made from a sheet of metal that measures 15 inches by 12 inches. They will be formed by cutting and removing a square from each corner....

general science
a train goes forward at a speed of 1 m/s for 20 seconds. then it stops and goes backward at a speed of 0.5 m/s for 4 seconds. after both movements are completed, how far is the train located from its starting point.

physics
A person desires to reach a point that is 1.70 km from her present location and in a direction that is 40.0° north of east. However, she must travel along streets that are oriented either north-south or east-west. What is the minimum distance she could travel to reach her ...

Chemistry
How many atoms of nitrogen are in a molecule of Al(No3)3

Astronomy 1010
You have two objects that are the same size, but one is significantly hotter than the other.How are the spectra of two objects different from one another? please detail help and answer..

Astronomy 1010
Do all wavelength of light make it through the atmosphere? Explain. please detail help and answer

Astronomy 1010
What are six regions of the electromagnetic spectrum? please detail and answer

Astronomy 1010
How is red light different blue light? ( Besides the obvious answer of ¡°their color¡±¡¦) please detail help and answer

Astronomy 1010
How is red light different blue light? ( Besides the obvious answer of ¡°their color¡±¡¦) please a detail help and answer

Astronomy 1010
Which of the following are related to one another, and which is independent of the others? (Amplitude, Frequency, Period, Wavelength). Please detail help and answer..

Astronomy 1010
The International Space Station orbits approximately 350 km above the Earth's surface. (The Earth's radius is 6,378 km.) Are the astronauts beyond the pull of Earth's gravity? Explain your reasoning.

Astronomy 1010
The International Space Station orbits approximately 350 km above the Earth's surface. (The Earth's radius is 6,378 km.) Are the astronauts beyond the pull of Earth's gravity? Explain your reasoning.

physics
the system is in static equilibrium. The coefficient of static friction between the block and the table's surface is = 1/3. The mass of the block that is hanging down is n1 Kg. The tangent of the angle shown in the figure is tan theta = n2. What is the minimum value of mas...

physics
the three weights are hanging in static equilibrium. The two weights left and right of center have a mass of 100 Kg. The weight in the center has a mass of 100 Kg. Treat the strings as massless and the pulleys as frictionless. If the sin of the angle theta in the figure is sin...

physics
three forces act on a ring. The net force on the ring is zero. One force is at an angle of 30 degrees with a magnitude of n1 Newtons. A second force F acts at an angle theta . The tangent of the angle is tan theta = 3 / 1.73 . If the third force is n3 Newtons, what is n3? look...

physics
three forces act on a ring. The net force on the ring is zero. One force is at an angle of 30 degrees with a magnitude of n1 Newtons. A second force F acts at an angle theta . The tangent of the angle is tan theta = n2 / ã 3 . If the third force is n3 Newtons, wha...

physics
three forces act on a ring. The net force on the ring is zero. One force is at an angle of 30 degrees with a magnitude of n1 Newtons. A second force F acts at an angle theta . The tangent of the angle is tan theta = n2 / ã 3 . If the third force is n3 Newtons, wha...

physics
three forces act on a ring. The net force on the ring is zero. One force is at an angle of 30 degrees with a magnitude of 40 Newtons. A second force F acts at an angle theta . The tangent of the angle is tan theta = 3 / ã 3 . If the third force is n3 Newtons, what...

physics
Problem A5: In the figure above, the two blocks are on frictionless inclines and are in static equilibrium. The block on the left has a mass of 48 Kg, and the block on the right has a mass of n3 Kg. If the left incline has a length of n1 meters, and the right incline a length ...

Math
A rectangle has a measurement of 15 cm long and 9 cm wide. Label another rectangle that is similar and why are they similar?

10th grade World History
How did the ideas of Enlightenment led to changes in European Music and Literature during the 18th Century.

simplest form
4/8- 2/8

Math
To determine the question use Frogs F and G are 5cm to cube and 40cm to cube. a. Ratio What are ratio volumes and surface areas for a frog? (The formula for figuring out this data A correlation V square=2/3 Ratio Volumes: Surface areas: b. Toxin Let us say that Frog F absorbs...

Algebra
To determine the question use Frogs F and G are 5cm to cube and 40cm to cube. a. Ratio What are ratio volumes and surface areas for a frog? (The formula for figuring out this data A correlation V square=2/3 Ratio Volumes: Surface areas: b. Toxin Let us say that Frog F absorbs ...

Algebra
Using Proportionality How do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada Geese. Dairy Cow 5 to 6 feet tall at the shoulder/weight 500lbs Bighorn Sheep Shoulder Height: 2.5 to 3.5" 280-300 weight Canada Goose length: M 2...

Algebra
To determine the question use Frogs F and G are 5cm to cube and 40cm to cube. a. Ratio What are ratio volumes and surface areas for a frog? (The formula for figuring out this data A correlation V square=2/3 Ratio Volumes: Surface areas: b. Toxin Let us say that Frog F absorbs ...

Math
Using Proportionality A correlation L cube How do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada Geese. Dairy Cow 5 to 6 feet tall at the shoulder/weight 500lbs Bighorn Sheep Shoulder Height: 2.5 to 3.5" 280-300 weight Cana...

Algebra
Using Proportionality How do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada Geese. Dairy Cow 5 to 6 feet tall at the shoulder/weight 500lbs Bighorn Sheep Shoulder Height: 2.5 to 3.5" 280-300 weight Canada Goose length: M 25...

Algebra
The height of Big Foot is 10 times that of an ordinary ape. How many times is the weight of an ordinary ape? How many times is the surface area that of an ordinary ape? How many times is the pressure on the feet that of an ordinary ape? Ordinary ape 6 foot tall and weight 400 ...

Algebra
To determine the question use Frogs F and G are 5cm to cube and 40cm to cube. a. Ratio What are ratio volumes and surface areas for a frog? (The formula for figuring out this data A correlation V square=2/3 Ratio Volumes: Surface areas: b. Toxin Let us say that Frog F absorbs ...

Algebra
Using Proportionality How do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada Geese. Dairy Cow 5 to 6 feet tall at the shoulder/weight 500lbs Bighorn Sheep Shoulder Height: 2.5 to 3.5" 280-300 weight Canada Goose length: M 25...

Math
The height of Big Foot is 10 times that of an ordinary ape. How many times is the weight of an ordinary ape? How many times is the surface area that of an ordinary ape? How many times is the pressure on the feet that of an ordinary ape? Ordinary ape 6 foot tall and weight 400

Algebra
Using Proportionality How do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada Geese. Dairy Cow 5 to 6 feet tall at the shoulder/weight 500lbs Bighorn Sheep Shoulder Height: 2.5 to 3.5" 280-300 weight Canada Goose length: M 25...

Algebra
Use Proportionality To produce a 50-gallon pool it cost the manufacturer $35. How much a 100-gallon pool would cost.

Algebra
Using Proportionality symbol The height of Big Foot is 10 times that of an ordinary ape. How many times is the weight of an ordinary ape? How many times is the surface area that of an ordinary ape? How many times is the pressure on the feet that of an ordinary ape?

Algebra
proportionality A〖∝ L〗^3 A 20-foot sailboat estimated cost is $10,000. So what would the estimated cost be for a similar 40-foot boat?

Algebra
The question A granite cube is 10 times that of another granite cube. The pressure exerted by the larger cube on its base is how many times more the pressure exerted by the smaller cube on its base?

Algebra
The question A granite cube is 10 times that of another granite cube. The pressure exerted by the larger cube on its base is how many times more the pressure exerted by the smaller cube on its base?

Algebra
Proportionality If the side of a granite cube is 10 times that of another granite cube, the pressure exerted by the larger cube on its base is times the pressure exerted by the smaller cube on its base. P correlation L

Chemistry
How many grams of C4H10O can be melted by 2.0 x 103 J? Given ÄHfus = 7.27 kJ/mol

Math
Find the future amount after one year on $ 2,000 at 5% compounded annually. (a) $ 200 (b) $ 100 (c) $ 2,100 (d) $ 400 (e) $ 550.00

Science
It’s OK to say that your brain is solar powered, because A) mitochondria in plant cells convert solar power to the chemical power that is used to run your brain. B) cellular respiration is powered by sunlight. C) the antenna complex in chloroplasts acts like a tiny solar ...

Science
It’s OK to say that your brain is solar powered, because A) mitochondria in plant cells convert solar power to the chemical power that is used to run your brain. B) cellular respiration is powered by sunlight. C) the antenna complex in chloroplasts acts like a tiny solar ...

physics
a tugboat is pulling a ship backwards with the chandalier at a 2 degree angle. how fast is ship going?

Physics
F = (m)(a) F = (1.6 kg)(9.0 N/kg)= 15.58 N W = (F)(S) so, F= W/S 75 J / 15.68 N = 4.78 m

Physics
How high will a 1.60-{\rm kg} rock go if thrown straight up by someone who does 75.0 J of work on it? Neglect air resistance.

algebra
counterexample if x less than or equal 6, then 2x-3 less than 9

lab chemistry
what is the boiling point of 2-propanol at the top of pike's peak

physics
Ann is driving down a street at 59 km/h. Suddenly a child runs into the street. If it takes Ann 0.774 s to react and apply the brakes, how far will she have moved before she begins to slow down? Answer in units of m

managerial economics
a 56m b 76 c 90

Physics
(a ball is thrown straight upward with some unknow velocity. The ball reaches a maximum height above the launch point of 32m. how fast is the ball movin when it is 8 m above the launch point )

NU
a ball is thrown straight upward with some unknow velocity. The ball reaches a maximum height above the launch point of 32m. how fast is the ball movin when it is 8 m above the launch point

Math
If theres a golden rectangle, with one dimension shown as being 100, then what is the length of the unknown side? How do you do this please?

geometry
find the volume of a shape whose surface ares is 144 pi square inches

Math
Oh i did 1 times 2 times 3 times 4=24, then times the 1000 which is equal to 24000, then on the outside of thefraction it says add 1 so thats how i got 24,001. I dont know what the ...means thats how the problem was written. How does that make it prime though if you don't ...

busieness
questions 2) List the facts that have the most bearing on the decision. 4)Explain what each affected person would want you to do about the issue. 5)List three alternative actions and identify the best and worst case scenario for each alternative, anyone who would be harmed by ...

gen/105
what website can i use to find this?

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