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Frank
Questions and answers by
Frank
, page 2
Questions (318)
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
3 answers
974 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 answer
979 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
2 answers
704 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
2 answers
1,065 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 answer
507 views
Could you please check if these disconnected sentences are possible? Thank you, Writeacher.
1)Italy sided with Germany (aslo
2 answers
1,161 views
I left out the following statements. Thank you, Writeacher.
1) He believes that many adults censor the television because they
1 answer
363 views
I urgently need you to revise these sentences. Thank you.
1) Some pupils haven't received any emails from their partners yet.
1 answer
474 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 answer
316 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
2 answers
924 views
Thank you very much for your suggestions.
I urgently need your help to check these statements on tennis. 1) The most important
2 answers
558 views
I left out a last paragraph. Thank you very much, Writeacher.
1) In a tennis match there must be around sixty tennis balls,
2 answers
597 views
Can you check these last sentences on the same theme? Thank you very much, Writeacher.
1) The server always calls his score
2 answers
892 views
Could you please help me find examples of phrasal verbs used in phone calls? Thank you, Writeacher.
1) You can call me up
2 answers
1,241 views
I left out the following sentences. Thank you, Writeacher.
1) You mustn't leave the school building without either your teacher's
2 answers
1,155 views
8x-5y=-35
5y-8x=35 Is the above a point, have no solution, or infinatley many solutions?
3 answers
327 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
3 answers
604 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!
1 answer
495 views
The length of a rectangle is 26cm. What widths will make the perimeter greater than 70cm?
3 answers
390 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 answer
357 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 answer
483 views
I urgently need your help for two main reasons, Writeacher.
1) First, how would you express the following concept when presenting
2 answers
530 views
I simply need to state that the students read the abridged edition of Orwell's 1984.
Complete (from the beginning to the end, not
1 answer
406 views
When mentioning the exam's topics, can I include:
Entire reading of abridged edition of Orwell's 1984. Is the adjective "entire"
2 answers
948 views
Writeacher, I need your help to rephrase a few sentences. Thank you.
1) Eveline imagines the reactions of people at work when she
2 answers
1,236 views
I left out the following statements. I really need your revision. Thank you.
1) He keeps her (virtually) prisoner in his country
1 answer
312 views
when an electron in a hydrogen atom transitions from the n = 5 level to the n = 2 level, what wavelength photon (in nm) is
3 answers
1,403 views
As I'm summarizing an episode, I used the simple present to refer to the present situation (he keeps her prisoner...) and the
1 answer
346 views
Can you please tell me if the following sentences were written by a native speaker? Thank you, Writeacher.
1) The usefulness of
2 answers
531 views
Could you please check these sentences, Writeacher? Thank you.
1) Samuel Richardson was born into a Puritan middle-class family.
1 answer
496 views
I left out the following sentences. Thank you, Writeacher.
1) In contrast to Defoe's novels, there is also a sense of individual
1 answer
385 views
Writeacher, could you please check if everything is OK? Thank you.
1) Samuel Richardson was born into a Puritan middle-class
2 answers
496 views
I left out the following sentences. Thank you.
1) In contrast to Defoe's novels, there is also a sense of individual development
1 answer
418 views
The base of a triangle is 5cm greater than the height. The area is 52cm^2. Find the height and length of the base.
2 answers
733 views
Bobpursley, could you please check if the following paragraph is written using a correct scientific terminology? Thank you.
1)
2 answers
981 views
Here are the other sentences on the same theme I urgently need you to check.
I hope you can help me. Thank you. 1) The existence
1 answer
354 views
Thank you very much for you invaluable help, Bob.
Here is the last part of the same summary. 1) One of the other prominent
1 answer
961 views
Writeacher, can you please check if the use of scientific English is OK. Thank you.
1) One of the other prominent scientists
2 answers
955 views
Consider a tire at 35 Celcius filled with 32 psig of O2 instead of N2. Calculate the pressure in the tire at -18 celcius?
Thanks!
2 answers
1,027 views
4b^7/5t^2 x 25t^4/16b
Could someone help me with this?
1 answer
358 views
Can you please check these sentences, too? Thank you.
1) My friend was very upset because someone had stolen her bag before I saw
2 answers
522 views
The solubility of NaCl in water at 100 degrees celsius is 39.1 g/100 g water. Calculate the boiling point of this solution?
2 answers
585 views
Bob is pushing a box across the floor at a constant speed of 1.5 m/s, applying a horizontal force whose magnitude is 75 N. Alice
3 answers
1,296 views
ABC company purchased machine for $300,000 that had a useful life of 5 years, with a salvage value of $50,000 at the end its
1 answer
503 views
The company’s fiscal year ends on December 31. Using the following information, compute depreciation for this machine for each
1 answer
535 views
integrate from 0 to pi/2 (3sinxcosx)/(1+3sin^2x)^1/2
1 answer
412 views
integrate from 0 to pi/4 (sec^2x)/((1+7tanx)^2)^1/3
integrate form pi^2/36 to pi^2/4 (cos(x^1/2))/(xsin(x^1/2))^1/2 integrate
2 answers
585 views
2013 social studies fair project:
A turn in history Walt Disney Pre-Draft Please
1 answer
487 views
On a Christmas package, Audrey needs to use only 40-cent stamps and 16-cent stamps. If she uses twice as many 40-cent stamps as
1 answer
424 views
The range of a set of data is 15, and the interquartile range of the same set is 12. Which of the following statements is true
4 answers
1,965 views
Four students measure the mass of an object, each using a different scale. They record their results as follows:
Student A B C D
4 answers
3,853 views
12. Tell what the following people will do tomorrow by changing the verb in the following statement to the future tense. Write
6 answers
1,445 views
Explain how drug addiction is a human factor that may cause ill health,accidents,crises or disaster
2 answers
606 views
How many grams of sodium sulphate (mol. wt. 142) are required to make 1.2 liters of 0.5N solution
4 answers
1,547 views
Lori's car gets about 28 miles per gallon of gas. About how many gallons of gas does Lori's car use for each mile driven? How do
1 answer
343 views
Father has red/green color blindness and is a hemophiliac. Mother is normal. Have two female children (Both are probably
1 answer
393 views
8.01 homework. I have difficulty with question no. 2. all my equations do not work-Rough Surfaces. Also, the period of
1 answer
443 views
A faulty odometer (mile indicator) on a car registers 6 miles for every 5 miles travelled. A t the start of a journey it reads
2 answers
705 views
A football arena measures 100ft. wide by 200ft long.The games are played on a similar rectangular field that's 150ft. long.
What
2 answers
581 views
I urgently need your help with a few sentences. Can you tell me which alternatives are possible?
1) What do you think of/about
1 answer
412 views
I still have a few doubts. Thank you very much.
1) When I go to a party, I generally wear clothes which are smarter than the ones
3 answers
358 views
Can you please check these sentences?
Thank you very much in advance and Merry Christmas! 1) The Key-Note begins with an extended
1 answer
411 views
Can you please check these sentences I'm doubtful about?
Thank you very much. 1) My parents like my clothing style because they
2 answers
559 views
I left out these last sentences.
Thank you. 1) My parents like my clothes style very much and not They like so much my clothes
1 answer
394 views
if 3a+3(b+1)=c, what is b+1 in terms of a and c?
4 answers
374 views
Can you tell me if the expression the most part of my holiday is a mistake? I used it once instead of the greatest part of..
Than
1 answer
333 views
Are both skiing Holiday and ski Holiday possible?
Thank you.
5 answers
347 views
Just one more thing.
Which of the following sentences are grammatical? Thank you very much for your cooperation. 1.I spent most
2 answers
791 views
Can someone check these sentences, please? I need to prepare them for Tomorrow.
1) Air pollution is mainly caused by gases from
1 answer
356 views
Can someone help me with these sentences, please?
Thank you very much in advance. I use the Internet to conduct school research,
2 answers
570 views
Can someone tell me what's the British for the words "common trash barrels", "sorted trash", "regular kitchen" trash or
2 answers
670 views
Can someone check if the following questions are grammatically correct?
Thank you. 1)Please Henry the VIII rule by focusing on
2 answers
526 views
Can someone of you check these sentences, please?
Thank you in advance. 1Complete the sentences with the correct form of should,
1 answer
487 views
If x^4=10, what it x^6?
1 answer
251 views
Can someone please help me check the grammar in the following sentences?
1) I would like to inform people about the danger (after
2 answers
527 views
Can someone check these sentences, please? I thank you in advance.
1) Lady Macbeth "becomes sleepwalking" 2) Cowardice is the
1 answer
457 views
Can you please tell me if the sentences are grammatically correct?
e.g. "facing death" or the ability to face death Hamlet
1 answer
464 views
Can someone check if the following prepositions/verbs are correct?
Thanks 1) I couldn’t help CRYING 2) It’s no use EXPLAINING
2 answers
698 views
Yes, I wrote the sentences incorrectly:
Thank you He was seen to watch the TV He is still dependent on ... but independent of....
3 answers
509 views
Can someone check if the questions and the sentences are grammatical? Thank you.
1)Can you fly with a Bergonian passport? 2) Why
1 answer
493 views
Can someone explain to me the difference between angry about and angry for (when a verb follows)?
I think "about" is used in
3 answers
664 views
Can someone help me with these sentences?
Which of them are grammatically correct? Thank you very much in advance. 1) They are
1 answer
433 views
kim has 4/10 of a dollar. Carla has 40/100 of a dollar. Who has more money? Explain Colin has 3 quarters. He says he has less
1 answer
430 views
The variables arr1 and arr2 have been declared as pointers to integers . An array of 10 elements has been allocated, its pointer
1 answer
1,012 views
Can someone check the grammar in the following sentences?
Thank you in advance. 1) The nuclear power station can give our town a
2 answers
511 views
Thank you very much.
I still have these sentences I'm doubtful about. My doubt is whether I should use the present perfect or the
1 answer
480 views
2 dice are rolled.What is the probability that neither both numbers are 2's or their sum is less than 6?
1 answer
372 views
You ride your bike at an average speed of 8 miles per hour.how many miles can you travel in 1.5 hours?
2 answers
610 views
At some instant, a particle traveling in a horizontal circular path of radius 7.80 m has a total acceleration with a magnitude
4 answers
2,415 views
Country A is producing 4 units of X and 8 units of Y and country B is producing 4 units of X and 6 units of Y. The opportunity
1 answer
490 views
A 20 kg object is acted on by a conservative force given by F = -3.0 x - 5.0 x 2, with F in newtons and x in meters. Take the
1 answer
983 views
How to solve this system?
x + [(3x-y)/(x^2+y^2)] = 3 y - [(x+3y)/(x^2+y^2)] = 0
1 answer
393 views
Traveling at a speed of 19.5 m/s, the driver of an automobile suddenly locks the wheels by slamming on the brakes. The
2 answers
574 views
The polynomial function defined by
f(x) = 1 − x + x^2 − x^3 + ... + x^16 − x^17 may be written in the form f(y) = a_0 + a_1
1 answer
459 views
A descent vehicle landing on the moon has a vertical velocity toward the surface of the moon of 22.7 m/s. At the same time, it
4 answers
2,183 views
A ball is thrown horizontally from the top of a building 45.9 m high. The ball strikes the ground at a point 121 m from the base
3 answers
1,011 views
How can you demonstrate that water is denser than ice without weighing them? What is the principle involved?
1 answer
391 views
Aluminum has a resistivity of 2.7*10-8 Ùm. What would be the resistance of 100 m of aluminum wire with a cross-sectional area
1 answer
476 views
A 10 ohm resistor and a 20 ohm resistor are connected in parallel. What is the equivalent resistance of this setup?
What formula
2 answers
553 views
A 4 ohm resistor and 10 ohm resistor are connected in series. If this circuit is connected to a 12 V battery, how much current
3 answers
783 views
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