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Chris

Questions and answers by Chris, page 2

Questions (1,410)

When atmospheric pressure is 700. mmHg, water boils at 97.714 degrees C. Calculate entropy change of water if 50.0 grams is
1. 1 answer
2. 631 views
I'm writing a term paper for history, and I wondering which is correct:The 1920s was a period of... The 1920s were a period
1. 1 answer
2. 1,262 views
Our history teacher requires us to write out numbers from 1-100 in our history essays. However, if I were writing something such
1. 1 answer
2. 515 views
Write a Balanced equation for the chemcial reaction Acetylene gas (C2H2) burns in a welding torch with oxygen to form carbon
1. 4 answers
2. 5,591 views
Methyl alcohol can be used as a fuel instead of, or combined with, gasoline. A sample of methyl alcohol, CH3OH, in a flask at
1. 2 answers
2. 1,428 views
Can someone glance over my work and see if it looks right? I'm certain about it because my units seem to be a little odd.Chlorof
1. 1 answer
2. 509 views
Hi everyone,Our class is studying moogles and I was hoping that you could help me find some research materials to help me answer
1. 2 answers
2. 516 views
Sorry, this question is making my head spin. Can someone help?If x is an eigenvector for the square matrix A corresponding to
1. 1 answer
2. 464 views
Sorry, this question is making my head spin. Can someone help?If x is an eigenvector for the square matrix A corresponding to
1. 1 answer
2. 397 views
I have a unit circle graph like the one at the top of a website (do a google search for 'unit circle trig functions' and click
1. 1 answer
2. 884 views
Completion Stuck on number 7 & 11 on my homewowrk7)An Equation must never be balanced by changing the _______ in the chemical
1. 1 answer
2. 534 views
Chloroform, CHCl3, was once used as an anesthetic. In spy movies it is the liquid put in handkerchiefs to render victims
1. 1 answer
2. 1,026 views
Complete the following table for aqueous solutions of caffeine, C8H10O2N4.a) molality b) mass percent solvent c) Ppm solute All
1. 3 answers
2. 3,740 views
what are the two requirements can matter exist at absolute zeroAbsolute zero means that there is <B>NO</B> heat. Even an
1. 1 answer
2. 453 views
what are the two requirements of matter and can matter exist at absolute zeroYou just need to post a question once. Repeated
1. 1 answer
2. 799 views
1.For any function y+f(x), express dy/dx using limit notation. Give a clear explanation for your given answer.you probably meant
1. 1 answer
2. 715 views
At 58.8 degrees C and at a total pressure of 1.00 atm the mole percent of acetone in the vapor state above a solution of acetone
1. 1 answer
2. 555 views
Liquids A and B form an ideal solution. A certain solution contains 25 mole % of A, whereas the vapor in equilibrium with the
1. 1 answer
2. 1,089 views
A great way to get to Vancouver, British Columbia, is by train.Is 'train' the subject or "way" or even Vancover, BC? And is 'to
1. 4 answers
2. 404 views
A great way to get to Vancouver, British Columbia, is by train.Thank you for your reply, but I am still confused a bit. Is
1. 1 answer
2. 371 views
I was given a problem that my book did not explain how to do, so I attempted to figure it out myself. Let me know if my
1. 1 answer
2. 745 views
Consider the decomposition of ammonium hydrogen sulfide:NH4Hs(s) <--> NH3(g) + H2S(g) In a sealed flask at 25*C are 10.0 g
1. 3 answers
2. 2,023 views
I have two problems that I can't figure out for my test review...1. Productivity: Because a new employee must learn an assigned
1. 1 answer
2. 554 views
The rate of performance is given by dN/dt=1/(2sqroot(t+1)) where N is the number of unity completed t hours after beginning a
1. 1 answer
2. 961 views
Brock and Buzz have 10 friends. Buzz has 2 fewer than Brock. How many friends does Brock have?Is the answer 8? x + (x-2) = 10
1. 3 answers
2. 394 views
What is the union of X and Y?X. (3,5,9) Y. (5,10,15) Is the answer 5? The Union of two sets are all those elements that belong
1. 1 answer
2. 395 views
Is this paragraph correct? Would someone mind editing it for me?La derniere semaine, une partengue a piqué Steve Irwin quand il
1. 1 answer
2. 413 views
The apparent equilibrium constant for the reactionA + B <==> 2C is Kc= 4.11 at 298.2 K. Given that the initial concentrations of
1. 1 answer
2. 1,113 views
Trying to factor 2 equations3x2+9x-30 4x2-4x-48 I assume you mean 3x² + 9x - 30 which on this board most people write as 3x^2
1. 1 answer
2. 491 views
Factoring two more equations49x^2-100z^2 32t^2-50 I'll give you a few hints. What number squared equals 49? What number squared
1. 1 answer
2. 474 views
In the following exercise, find the smallest interval for theta [from this point on i will denote theta as '*' for ease of
1. 1 answer
2. 624 views
MF17083:For the following reaction find Kp at 25°C and indicate whether Kp should increase or decrease as the temperature
1. 3 answers
2. 1,952 views
For the following reactions, name the Bronsted-Lowry acids and bases. Then name the conjugate acid and bases.H3O+(aq) + CN-(aq)
1. 1 answer
2. 910 views
Section: Ionization expressions, Weak BasesUsing the equilibrium constants listed in your book, arrange the following .1 M
1. 1 answer
2. 735 views
Imagine that you are an Orthodox Jewish Rabbi and someone hands you a bag of meat. Upon inspection, you conclude the bag
1. 3 answers
2. 511 views
Which religions ban the eating of pork? What is the reasoning behind each religion's decision not to eat pork? How has this
1. 2 answers
2. 733 views
Complete. Name the property shown.5× (-3 + -6)= -15 + ? also which property is shown? _________________
1. 2 answers
2. 676 views
Wat is 0.0006 and 0.00108 in scientific notation?6*(1*10<sup>-4</sup>) I will be happy to check the other for you. Thank you for
1. 1 answer
2. 466 views
Wat is 3.5 as a percent?To make a number into a percent, move the decimal point two places to the right. 3.5 = 350% I thought it
1. 1 answer
2. 428 views
What is 30 pounds to 2 tons as a fraction simplified? Also the same question for 2 meters to 40 centimeters?30lb/2Ton = 30
1. 1 answer
2. 398 views
Darryl bought a surfboard from Wave Bye-Bye that was on sale for $140. The original price was $280. What fraction off was the
1. 1 answer
2. 463 views
5L= ?cL102mL= ?L 1895g= ?kg 2.3kg= ?g What is the square root of 36/49? Please check this table to find the equivalents. (Broken
1. 1 answer
2. 421 views
What would the capacity of an eye dropper be measured as? mL, L, kL?4km=?m 60cm=?m 5L=?cL 102mL=?L 1895g=?kg 2.3kg=?g My
1. 1 answer
2. 508 views
1. (5yd 2ft) + (7yd 1ft) = ?2. (6mi 10ft 4in) - (4mi 8ft 8in) = ? 3. 5(2yd 10in) = ? 4. What is the square root of 36/49? My
1. 3 answers
2. 1,079 views
Find the distance around a circular fountain if the radius of the fountain is 7ft long.I did this: C=pi*D 22/7*3.5/1 11ft long
1. 1 answer
2. 691 views
trying to graph 2x-5y=8 and 5<2x-8 and then trying to find out what the difference is between themThe equation 2x-5y=8 is a line
1. 1 answer
2. 378 views
How would i found out the freezing point of a solution which has 0.05mol of acetic acid dissolved into 125g of benzene? Benzene
1. 1 answer
2. 495 views
What was life in Australia like during in 1910-1914?Particular aspects could include: > Transportation > entertainment >
1. 1 answer
2. 403 views
Unigate is a European food and distribution group. Its businesses include Malton Foods, which manufactures pork, bacon, and
1. 1 answer
2. 530 views
1. What would you measure your mass with?a. mg b. g c. kg 2. What is a simpler way to write 12d+7d+5-3d+2d? (add together all
1. 4 answers
2. 333 views
Write 8^5 as a product of the same factor.My Guess: 8�~8�~8�~8�~8= 32,768
1. 3 answers
2. 307 views
At the instant oxygen is reacting at the rate 5.0 x 10-4 mol/L*s, at what rate is NO reacting and NO2 forming?this is a method
1. 4 answers
2. 359 views
Can anyone give me examples of the definitions: social construction of reality, self-fulfilling prophecy, and incorrigible
1. 2 answers
2. 655 views
Write a mathematical sentence to describe each problem situation.1. The Length of a ruler is at least 12 inches. 2. Tomas is at
1. 2 answers
2. 564 views
(7x^5)(8x)(-2.4m^3)(3.5m^-3)
1. 1 answer
2. 246 views
paw is to cat as trombone is to instrument, hoof is to gallop, clock is to time, or stem is to daisy?
1. 3 answers
2. 340 views
slipped is to fell as: dozed is to napped, read is to wrote, drank is to ate, or jumped is to rose?
1. 4 answers
2. 346 views
Kevin's wife picks him up after work every day at 5:30 pm. One day, he leaves at 4:58 pm, and starts walking home. She pick him
1. 1 answer
2. 451 views
One number is 6 times another. The greater number is 1680. What is the lesser number?
1. 4 answers
2. 425 views
can anyone help me on my chemistry problem. i need a merck index to solve this. i have a PH of 10.7 and the nearest solution
1. 1 answer
2. 421 views
heyyyy i have this scale,the points are 0,5,and 10.and between 0-5 also 5-10,there are only 2 more points that numberless. i am
1. 1 answer
2. 319 views
What is a subunit? How can I determine where Docosahexaenoic Acid has a subunit?
1. 1 answer
2. 396 views
(-9)-4w+7w=42I thought I knew how to do this, but my teacher said i was wrong. This what I thought: (-9)-4w+7w=42 (-9)-11w=42
1. 7 answers
2. 1,299 views
What is the reciprocal of -3.21?I'm not sure but I think that this is what you have to do: -3 21/100= -321/100= -100/321 Answer:
1. 5 answers
2. 467 views
i need help understanding subjunctive form
1. 1 answer
2. 455 views
Finding the variable27x -3 (X-6) = 6
1. 1 answer
2. 460 views
Find the variable?8C + 1 = 7C-2(7+C)
1. 1 answer
2. 352 views
2t/3 - 11 = 4 (16 - t ) - 1t/3
1. 1 answer
2. 358 views
Find the variable?8C + 1 = 7C-2(7+C)
1. 4 answers
2. 366 views
Please help with the below. I don't understand the previous answers.Find the variable? 8C + 1 = 7C-2(7+C)
1. 3 answers
2. 398 views
Use the 17 rules of inference to prove the following arguments valid?1)(Z>X).(X>~Z) 2)Z v X 3)~X/A.B
1. 1 answer
2. 426 views
Please help!Find the point where the curve r(t) = (12sint)i -(12cost)j +5k is at a distance 13pi units along the curve from the
1. 1 answer
2. 720 views
I have to do an essay on Carbohydrates. Basically I'm just making a informational essay, but I need help outlining it, can
1. 4 answers
2. 456 views
how is thegeography of Italy and Greece similar?
1. 1 answer
2. 443 views
Here is the question on compound interest. It is not graded, but is bugging me because I can't figure it out. After the third
1. 2 answers
2. 508 views
How do you solve this by linear combinations?4x+3y=-8 3x-3y=15
1. 6 answers
2. 453 views
Hey guys. I'm wondering if you can help me with my Term Paper, if you can help me outline it. My term paper is about Marijuana.
1. 4 answers
2. 449 views
44+44/4s=55whats another way using 5/4s to equal 55
1. 3 answers
2. 358 views
can someone give me the noun form of peripheral?Chri
1. 3 answers
2. 351 views
I need help in diagraming sentences please
1. 3 answers
2. 396 views
1. If 36.23 mL of potassium permanganate solution is required to titrate 1.041 g of FAS (FeSO4(NH4)2SO4 * 6 H2O, molar mass =
1. 2 answers
2. 1,118 views
How do you do a rough draft for a research paper.
1. 2 answers
2. 933 views
A 10 kg block of ice has a temperature of -13°C. The pressure is one atmosphere. The block absorbs 4.10 106 J of heat. What is
1. 3 answers
2. 711 views
GIVEN: Light of wavelength 585 nm falls on a slit 6.66×10−2 mm wide.Part A: On a very large distant screen, how many totally
1. 3 answers
2. 1,397 views
The sign on the parking meter says “Out of Order,” so the meter isn’tworking. a) true beyond a reasonable doubt b)
1. 3 answers
2. 378 views
The Rydberg equation (1=Rni 2–Rnf 2) can be treated as a line equation. What is the value of nf as a function of the slope (m)
1. 2 answers
2. 566 views
The annual rainfall in California’s north valley averages twenty-three inches. So the rainfall next year will be twenty-three
1. 3 answers
2. 505 views
Element Symbol Atomic Mass--------------------------------------- Bromine Br 79.904 Calcium Ca 40.078 Carbon C 12.011 Chlorine
1. 3 answers
2. 1,022 views
What mass in grams of sodium hydroxide is produced if 20.0 g of sodium metal reacts with excess water according to the chemical
1. 4 answers
2. 2,006 views
What is the distance from one wave to the next?
1. 1 answer
2. 333 views
About Statute of Frauds.What does pleading statute of frauds as a defense do for the defendant? Person A enters into an oral
1. 2 answers
2. 549 views
I can't calculate 1 as the answer given to the following problem. I keep getting 2. Can you show me where am I going wrong?The
1. 1 answer
2. 393 views
You are the supervisor for a large technology-based corporation. One of your subordinate managers, Carly, is heading up a
1. 1 answer
2. 450 views
Choose an ethnic group to which you personally belong. If you identify with more than one group, choose the group with which you
1. 2 answers
2. 538 views
Combinig sentences with prepositions1)The smell came from his dirty feet. The smell was in the room. 2)Mrs.Thompson bought a
1. 2 answers
2. 489 views
What is the prime power factorization.
1. 1 answer
2. 402 views
dangers of nuclear radiation
1. 1 answer
2. 289 views
What are some things Nuclear RadationCan affect?
1. 1 answer
2. 396 views
I have no clue how to do this (uniform motion1)2 bycicles start from the same point and ride in opposite directions. 1 rider is
1. 1 answer
2. 450 views
2)A motorboat leaves a dock and travels at an average speed of 15mi/h toward an island. The average speed on the return trip is
1. 5 answers
2. 863 views

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