Questions and answers by

Frank

Questions (319)

I urgently need your help for two main reasons, Writeacher.1) First, how would you express the following concept when presenting
1. 1 answer
2. 615 views
I urgently need you to check a few things, Writeacher. Thank you very much.1) Eveline is thinking about (is "of" a mistake?) her
1. 1 answer
2. 570 views
Soybean meal is 18% protein, cornmeal is 9% protein. How many pounds of each should be mixed together in order to get 360lb.
1. 0 answers
2. 431 views
The length of a rectangle is 26cm. What widths will make the perimeter greater than 70cm?
1. 2 answers
2. 485 views
Thank you very much, Writeacher.Here are some more phrasal verbs related to phone calls I'd like you to check. Thank you again!
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2. 595 views
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
1. 2 answers
2. 741 views
8x-5y=-355y-8x=35 Is the above a point, have no solution, or infinatley many solutions?
1. 2 answers
2. 377 views
I left out the following sentences. Thank you, Writeacher.1) You mustn't leave the school building without either your teacher's
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2. 1,260 views
Could you please help me find examples of phrasal verbs used in phone calls? Thank you, Writeacher.1) You can call me up
1. 1 answer
2. 1,354 views
Can you check these last sentences on the same theme? Thank you very much, Writeacher.1) The server always calls his score
1. 1 answer
2. 956 views
I left out a last paragraph. Thank you very much, Writeacher.1) In a tennis match there must be around sixty tennis balls,
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2. 712 views
Thank you very much for your suggestions.I urgently need your help to check these statements on tennis. 1) The most important
1. 1 answer
2. 673 views
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
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2. 1,036 views
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!
1. 1 answer
2. 369 views
I urgently need you to revise these sentences. Thank you.1) Some pupils haven't received any emails from their partners yet.
1. 1 answer
2. 550 views
I left out the following statements. Thank you, Writeacher.1) He believes that many adults censor the television because they
1. 1 answer
2. 426 views
Could you please check if these disconnected sentences are possible? Thank you, Writeacher.1)Italy sided with Germany (aslo
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2. 1,243 views
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
1. 1 answer
2. 625 views
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
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2. 1,148 views
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
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2. 826 views
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
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2. 1,083 views
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
1. 2 answers
2. 1,072 views
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
1. 1 answer
2. 838 views
In the fissioning of uranium, a chain reaction is caused by?ejected neutrons. the enormous energy release. the kinetic energy of
1. 0 answers
2. 697 views
I'm having a difficult time with the Conversion Units in my equation.Attempting to answer this question: My cell phone has an
1. 3 answers
2. 490 views
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
1. 1 answer
2. 441 views
Open boxes are being designed to hold mail for the post office. The boxes will be made to have the greatest possible volume.
1. 1 answer
2. 478 views
How many atoms of nitrogen are in a molecule of Al(No3)3
1. 0 answers
2. 456 views
You have two objects that are the same size, but one is significantly hotter than the other.How are the spectra of two objects
1. 1 answer
2. 532 views
Do all wavelength of light make it through the atmosphere? Explain. please detail help and answer
1. 1 answer
2. 976 views
What are six regions of the electromagnetic spectrum? please detail and answer
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2. 493 views
How is red light different blue light? ( Besides the obvious answer of ¡°their color¡±¡¦) please detail help and answer
1. 1 answer
2. 419 views
How is red light different blue light? ( Besides the obvious answer of ¡°their color¡±¡¦) please a detail help and answer
1. 0 answers
2. 466 views
Which of the following are related to one another, and which is independent of the others?(Amplitude, Frequency, Period,
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2. 470 views
The International Space Station orbits approximately 350 km above the Earth's surface. (The Earth's radius is 6,378 km.) Are the
1. 1 answer
2. 620 views
The International Space Station orbits approximately 350 km above the Earth's surface. (The Earth's radius is 6,378 km.) Are the
1. 2 answers
2. 607 views
A rectangle has a measurement of 15 cm long and 9 cm wide. Label another rectangle that is similar and why are they similar?
1. 1 answer
2. 566 views
How did the ideas of Enlightenment led to changes in European Music and Literature during the 18th Century.
1. 1 answer
2. 556 views
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
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2. 684 views
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
1. 0 answers
2. 606 views
Using ProportionalityHow do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada
1. 1 answer
2. 558 views
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
1. 1 answer
2. 613 views
Using Proportionality A correlation L cubeHow do figure out the average heights and weights for sheep and cows? Also. for Bald
1. 0 answers
2. 530 views
Using ProportionalityHow do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada
1. 0 answers
2. 1,041 views
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
1. 1 answer
2. 508 views
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
1. 0 answers
2. 600 views
Using ProportionalityHow do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada
1. 0 answers
2. 494 views
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
1. 1 answer
2. 496 views
Using ProportionalityHow do figure out the average heights and weights for sheep and cows? Also. for Bald Eagles and Canada
1. 0 answers
2. 483 views
Use ProportionalityTo produce a 50-gallon pool it cost the manufacturer $35. How much a 100-gallon pool would cost.
1. 1 answer
2. 386 views
Using Proportionality symbolThe height of Big Foot is 10 times that of an ordinary ape. How many times is the weight of an
1. 1 answer
2. 505 views
proportionality A〖∝ L〗^3A 20-foot sailboat estimated cost is $10,000. So what would the estimated cost be for a similar
1. 1 answer
2. 347 views
The questionA granite cube is 10 times that of another granite cube. The pressure exerted by the larger cube on its base is how
1. 1 answer
2. 445 views
ProportionalityIf the side of a granite cube is 10 times that of another granite cube, the pressure exerted by the larger cube
1. 4 answers
2. 537 views
How many grams of C4H10O can be melted by 2.0 x 103 J?Given ÄHfus = 7.27 kJ/mol
1. 2 answers
2. 2,650 views
Find the future amount after one year on $ 2,000 at 5% compounded annually.(a) $ 200 (b) $ 100 (c) $ 2,100 (d) $ 400 (e) $
1. 1 answer
2. 424 views
It’s OK to say that your brain is solar powered, becauseA) mitochondria in plant cells convert solar power to the chemical
1. 1 answer
2. 911 views
It’s OK to say that your brain is solar powered, becauseA) mitochondria in plant cells convert solar power to the chemical
1. 0 answers
2. 999 views
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.
1. 1 answer
2. 425 views
counterexample if x less than or equal 6, then 2x-3 less than 9
1. 1 answer
2. 616 views
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
1. 2 answers
2. 1,492 views
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
1. 1 answer
2. 1,130 views
sarah and isabel each has an equal amount of money. After sarah spent 18 and isabel spent 25, Sarah had twice as much as Isabel.
1. 1 answer
2. 522 views
Please help with this. I submitted it below and was asked to clarify by Henry (hope this is clearer and thank you). I need the
1. 1 answer
2. 635 views
Please help with this. I submitted it below but no one responded. I need the first derivative of f(x)=4(x+ then the square root
1. 1 answer
2. 614 views
Please help with this. I need the first derivative of f(x)=4(x+squareroot (x(8-x)) and then the second derivative of this to
1. 0 answers
2. 705 views
Find value of x:x(x+2)=7
1. 1 answer
2. 361 views
Enough SO3 is added to an evacuated container so its initial pressure is 4.00 atm. Calculate the mole fraction of O2 in the
1. 1 answer
2. 503 views
Enough SO3 is added to an evacuated container so its initial pressure is 4.00 atm. Calculate the mole fraction of O2 in the
1. 0 answers
2. 440 views
Enough SO3 is added to an evacuated container so its initial pressure is 4.00 atm. Calculate the mole fraction of O2 in the
1. 0 answers
2. 458 views
if u and v are differentiable functions, then does d(uv) = dudv
1. 1 answer
2. 1,263 views
yfrog./ 9escreenshot25ucjimg338.imageshack.us /img338/7823/screenshot25uc.jpg
1. 1 answer
2. 427 views
At what two points do the graphs of y=2x^2-5x-12 and y=1/2x^2-3x+4 intersect? explain your reasoning.
1. 3 answers
2. 606 views
Using Netwon Law of Cool, the graph of T(t)=S+(T subscript --S)e^kt approaches a horizontal asymptote.What does the asymtote
1. 4 answers
2. 4,690 views
An IV infusion order is written for 0.3 L of D5W/0.45% NS to run over 12 hours. The drp factor on th IV is set to 12 gtt/mL.
1. 1 answer
2. 976 views
Integrate x^2+5x+1dx/(2x^3+15x^2+6x+23)^1/2
1. 1 answer
2. 397 views
A 2.8 kg mass hangs at one end of a rope that is attached to a support on a railroad car. When the car accelerates to the right,
1. 2 answers
2. 1,257 views
A woman at an airport is towing her 17.0 kg suitcase at constant speed by pulling on the strap at an angle of θ above the
1. 0 answers
2. 778 views
Calcium chloride has been used to melt ice from roadways. Given that the saturated solution is 32% calcium chloride by mass,
1. 2 answers
2. 1,844 views
2 questions:a)Assuming that water has a density of exactly 1 g/cm3 (cubed), find the mass of one cubic meter of water in
1. 2 answers
2. 3,574 views
the atomic mass of N is 14 u and that of Ca is 40 u. the proportion of n by mass in the compound Ca3N2 is what?
1. 0 answers
2. 516 views
1.) Find the domain and range for:f(x)= 4x-20/ the square root of 36-x^2 2.) Solve the equation: log6 (x-11) + log6 (x-6) = 2
1. 2 answers
2. 1,276 views
Given: N2O4 (g) « 2NO2 (g) @ 25 degrees celcius, Kc is 5.84 x 10^-3.(A) Calculate the equilibrium concentrations of both gases
1. 0 answers
2. 654 views
Given: N2O4 (g) « 2NO2 (g) @ 25 degrees celcius, Kc is 5.84 x 10^-3.(A) Calculate the equilibrium concentrations of both gases
1. 5 answers
2. 958 views
Given: N2O4 (g) « 2NO2 (g) @ 25 degrees celcius, Kc is 5.84 x 10^-3.(A) Calculate the equilibrium concentrations of both gases
1. 1 answer
2. 877 views
Given: N2O4 (g) « 2NO2 (g) @ 25 degrees celcius, Kc is 5.84 x 10^-3.(A) Calculate the equilibrium concentrations of both gases
1. 1 answer
2. 723 views
Given: N2O4 (g) « 2NO2 (g) @ 25 degrees celcius, Kc is 5.84 x 10^-3.(A) Calculate the equilibrium concentrations of both gases
1. 1 answer
2. 726 views
If I have a steel cable pulling 5 degrees from straight down by 1500lbs. This cable goes up to the top of a 10 foot pole and is
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2. 563 views
I need to know if there are any grammatical errors in the following rewritten paragraph. Thank you.However, dictionaries are
1. 2 answers
2. 656 views
Bayside insurance offers two health plans. Under plan A, Giselle would have to pay the first $60 of her medical bills, plus 25%
1. 1 answer
2. 588 views
how to write two differnt word phrases for the expression t30
1. 1 answer
2. 564 views
the total cost for a school bus rental is 350$/day. Each bus holds 60 students. Find the cost (c) of renting the school bus as a
1. 2 answers
2. 610 views
Please someone help me I'm desperate!!!!Two steel guitar strings have the same length. String A has a diameter of 0.59 mm and is
1. 3 answers
2. 6,045 views
Hi I'm kinda new here, and hope someone can please help me out.A person exerts a tangential force of 38.1 N on the rim of a
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2. 1,324 views
Determine the x-intercepts fory = x^3 + 4x^2 - 4x - 16 and for y = 2x^4 - 5x^2
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2. 941 views
Solve 0 = 3x - 4
1. 1 answer
2. 969 views
How many conflicts are there in the schedule Sa: r1(Y); r2(Y); w1(Y); r1(Z); w2(Y); w1(Z)
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2. 313 views
22. Which one of the following schedules has a conflict?A) Sa: r1(X); r1(Y); r2(Z); r1(Z); w1(X); w1(Z) B) Sb: r1(X); r2(X);
1. 1 answer
2. 425 views
Samuel has read 5/6 of his assignment. Judy has read 10/12 of her assignment. Who has read more?
1. 3 answers
2. 482 views
Can someone summarize E.K. Hunt's "The Conflict in Mercantalist Thought" briefly? Im not sure I understand the piece.
1. 1 answer
2. 449 views