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Calculate the ∆H°rxn for the combustion of methane using the given ∆H°f.CH4 (g) + 2 O2 (g) → CO2 (g) + 2H2O (g) ∆H°f,
1. 1 answer
2. 191 views
Calculate the pressure and composition of air on the top of Mt. Everest, assuming that the atmosphere has a temperature of 0
1. 0 answers
2. 403 views
what is equivalent to 6b – 3y + b + b?
1. 1 answer
2. 158 views
What is the value of the digit 3in the number 2341?
1. 1 answer
2. 408 views
A circular aperture is lit up by a laser with wavelength 538 nm. The central maximum on the screen 59.0 cm away has the same
1. 1 answer
2. 547 views
find the domain and range of y=|5x^3+8|-2
1. 1 answer
2. 395 views
what is the separation of powers between the legislative and the executive branch regarding the budget.
1. 1 answer
2. 1,228 views
A bulldozer costs $120,000 and each year it depreciates 8% of its original value. Find a formula(equation) for the value V of
1. 1 answer
2. 640 views
My ones digit is 1.My tens digit is 2 ore than my ones digit.My thousands digit is the difference when my tens digit is
1. 1 answer
2. 547 views
write the largest 4-digit number using the digits 9 and 8.Use each digit twice
1. 1 answer
2. 398 views
How many milliters of a 6.ooM HCl solution are required to react with 21.0 grams of Mg?I'm so confused. I know how to get the
1. 1 answer
2. 517 views
according to a map the distance between hilltop and valleyfloor is 1 1/4 inches. if the map uses a scale of 1/4 inch to
1. 1 answer
2. 549 views
(2xy^2+16x^2y-20xy+8) / (4xy)
1. 1 answer
2. 542 views
the model of a car is 4 1/8 inches wide. is three inches ok the model represents five feet what is the actual width of the car
1. 1 answer
2. 435 views
what is 5(-4x+2)+3(5x-2)
1. 1 answer
2. 317 views
the following point charges are placed on the x-axis: +2.0μC at x=20cm,-3.0μC at x=30cm and -4.0μC at x=40cm. What is the
1. 1 answer
2. 1,745 views
two point charges +q and -q are separated by a distance d. aside from infinity, where else is the potential due to these two
1. 1 answer
2. 972 views
A closed-end tube is evacuated and placed with its open end beneath the surface of a reservoir of water. The water rises to a
1. 0 answers
2. 662 views
Can someone edit this? Also, does anyone edit whole papers?(Essay redacted per request from original poster.)
1. 6 answers
2. 670 views
can someone edit this?The Monroe Doctrine allowed the president to extend his diplomatic power by specifying that he can provide
1. 0 answers
2. 561 views
How many grams of baking soda, NaHCO3, are needed to react with 125 mL of stomach acid having an HCl concentration of 0.05984 M?
1. 2 answers
2. 1,868 views
2x+5 x+4------ - --------- x^2+3x+2 x^2+3x+2 i keep getting x+9 ------------ (x+1)(x+2)
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2. 305 views
how do I expand on this?My academic prose has exhibited creatively re-establishing an original element with new messages through
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2. 521 views
Can someone edit thisMy writing has exhibited creativity by introducing a new perspective of stereotypical conventions that
1. 1 answer
2. 519 views
Creativity was initially understood as the process that, appropriate to its root, created something new. As such, it is defined
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2. 551 views
Can someone edit this? I already edited it but it would still be helpful to get feedback.Although Benjamin does not explicitly
1. 2 answers
2. 703 views
Can someone edit this? Please be forewarned that its a first draft so I am aware that it is not developed yet. Any feedback
1. 2 answers
2. 649 views
why might consuming more of daily rni of a vitamin or mineral be harmful
1. 1 answer
2. 642 views
can someone edit this? Thanks in advance!Mcnamara's Eleven Points in light of the US's involvement with the War in Iraq The
1. 1 answer
2. 604 views
Can someone look over this? I've been working on wordiness, sentence structure, and repetition.Tangled and its Hidden Critique
1. 1 answer
2. 1,091 views
can someone edit this?To contrast, in the film Tangled (2010) the mother of Rapunzel, who is exhibited as a Queen, also falls
1. 3 answers
2. 736 views
can someone edit/ give any feedback on this?Additionally, my essay The Latent Path to Progression demonstrates how creative
1. 0 answers
2. 477 views
Furthermore, Your Creative Elusive Genius sharply contrasts to John Stuart Mill's Chapter III: Of Individuality as One of the
1. 1 answer
2. 533 views
What is the energy of the photon emitted when the electron in a hydrogen atom drops from energy level E5 to energy level E2?
1. 1 answer
2. 1,190 views
can someone edit this. It has to be short because my entire essay has to fit onto one sheet of paper.Sophomore year served as
1. 1 answer
2. 514 views
can someone edit this?Throughout my life’s journey, I have come to attain two true passions - the first one being English
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2. 589 views
show me from least to greatest6/11, 2/3, 4/7, 9/10, 15/22, 1/4, 2/5, 7/9, 1/6, 5/8
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2. 326 views
its a rough draft and obviously isnt the entire thingThe United States has diagnosed itself as one unified nation, indivisible,
1. 1 answer
2. 486 views
how much money must be deposited now @ 6 % interest compounded semi annually to yield an annuity payment of $ 4000 at the end of
1. 1 answer
2. 405 views
one positive integer is 3 more than another. the difference of their reciprocals is 1/6. find the twonumbers.
1. 1 answer
2. 711 views
if 60 m of fencing is available for a rectangular garden, one side of which is against a barn, what areb the dimensions of the
1. 1 answer
2. 468 views
Argument Evaluation # 1 – Is morality universal?Instructions: In your own words, identify the argument or arguments in the
1. 1 answer
2. 841 views
determine the current yield of a bond with par value of $1000 if the quoted price is 78 1/2 and the rate is 8 1/4
1. 1 answer
2. 1,115 views
A piano is being moved into a concert hall up a 15m ramp that has a final height of 1.5m. To help with the weight, a rope has
1. 0 answers
2. 614 views
A transformer has 3,000 loops in its primary coil and 1,500 loops in its secondary coil. What is the voltage in the secondary
1. 1 answer
2. 878 views
shuffleboard disk is accelerated at a constant rate from rest to a speed of 6.0 m/s over a 1.5 m distance by a player using a
1. 1 answer
2. 1,153 views
how i identify 5-7 positive and negative benefits of the government systems for canada ?
1. 1 answer
2. 368 views
What is the answer to this number sequence 400 100 200 50?
1. 5 answers
2. 572 views
what is the quotient for 4/5 divided 3 equal?
1. 1 answer
2. 341 views
why can you simplify 5(50+3) using the distributive property? why can't you simplify 5(50)+ 3 using the Distributive property?
1. 2 answers
2. 450 views
identify the two division of design in garment construction
1. 1 answer
2. 506 views
Interpret sapphos poems,Lonliness Before they were mothers Maidens dancing in moonlight
1. 1 answer
2. 372 views
equilibrium pressure at 731 K for the reaction H2+I2-2HI initially the mixture contains 0.08592 each of H2 and I2 and
1. 1 answer
2. 1,356 views
a star has a mass of 2.0 10 30kg and a radius of 3.4*106m. what is its average density in kg/m3
1. 0 answers
2. 346 views
using two fair dice, what is the probability of rolling a sum that exceeds 4?
1. 1 answer
2. 637 views
You notice that your accounts receivable days have doubled in the first six months of this year. Do you give the A/R Director a
1. 0 answers
2. 1,170 views
A river is one mile wide and the water flows at the rate 3 miles/hour. If you can paddle a canoe 5 miles/hour in still water,
1. 1 answer
2. 884 views
What effect will the current governmental initiatives that focus on expanding health care coverage to more Americans have on
1. 1 answer
2. 1,398 views
An annuity has a differential equation of y'=4500+.035y, and an initial condition of y(0)=1000. Describe what is going on.
1. 0 answers
2. 416 views
How many atoms are in 95.96 g of molybdenum (Mo)
1. 2 answers
2. 538 views
Cesium 138 has a half life equal to 32.2 minutes. how long will it take for 2/4 of this sample to decay
1. 1 answer
2. 979 views
i need hel because i don't know how to use indignation in a sentence and it make sense!
1. 2 answers
2. 405 views
2. Simplify. Please be sure to show all of your work.-3(-9) – |-5 – 3 3. Simplify. Please show all of your work
1. 3 answers
2. 959 views
Solve. Please show all of your work.Find the length and width of a rectangular lot with a perimeter of 108 meters if the length
1. 2 answers
2. 917 views
Solve 4x- 3(5x-8)=23-9(x+2) . Please show all of your work
1. 2 answers
2. 456 views
Simplify. Please show all of your work9c^3+7c-(3c^3-12+c)
1. 1 answer
2. 1,076 views
Simplify. Please be sure to show all of your work.-3(-9) – |-5 – 3|
1. 1 answer
2. 402 views
Simplify. Please show all of your work.12* 1/4 +2/-2^3
1. 1 answer
2. 315 views
Write the slope-intercept equation for the line with the given slope that contains the given point m = 3/4 ; (0, 5)
1. 1 answer
2. 337 views
Write a slope-intercept equation of the line whose graph is describedParallel to the graph of 3x + 2y = 5; y-intercept (0, −1)
1. 1 answer
2. 467 views
Four-year -college tuition. The average tuition at a public four-year college was $3983 in 2001 and $5948 in 2005. Find the rate
1. 1 answer
2. 728 views
Determine if(3/8-1 is a solution to 8x-7y=10. Please show all of your work
1. 1 answer
2. 350 views
4. Translate to an equation:p $25 potted plants and s $20 shrubs total $300 Graph the equation and use the graph to determine
1. 2 answers
2. 738 views
Find the x- and y-intercepts and graph the equation plotting the intercepts. Please show all of your work. Submit your graph to
1. 2 answers
2. 674 views
(8/3-1) is a solution to 8x-7y=10 . Please show all of your work
1. 1 answer
2. 319 views
Starting from one oasis, a camel walks 25km in a direction 30 degrees south of west and then walks 30km toward the north to a
1. 3 answers
2. 13,118 views
can you please help me solve this problem if dy/dx=ycosx and y=3 when x=0, then y=
1. 1 answer
2. 5,232 views
if dy/dt=-3y and if y=1 when t=0, what is the value of t for which y=1/3?
1. 0 answers
2. 494 views
is the answer to find an equation of the curve that passes through the point (1,1) and whose slope at (x,y) is y^2/x^3 is
1. 0 answers
2. 397 views
I have a perimeter of 15. I am not a square . Each of my sides is 3 units long. What shape am i?
1. 1 answer
2. 470 views
how long will it take to decompose 38% of A at 25 degrees celsius?
1. 0 answers
2. 483 views
When an electric discharge is passed through boron trichloride a new compound is formed. what is its simplest formula if on
1. 1 answer
2. 1,167 views
a 6.54 g sample consisting of a mixture of silver nitrate and sodium nitrate is dissolved in water. this mixture then reacts
1. 2 answers
2. 2,627 views
What would happen if 50 grams of carbon fully reacted to oxygen?
1. 1 answer
2. 474 views
Metal Specific Heat (J/g-C)Al (s) 0.900 Au(s) 0.129 Cu(s) 0.385 Fe(s) 0.444 Hg(l) 0.139 H2O(l) 4.184 C2H5OH(l) 2.46 Using the
1. 1 answer
2. 856 views
How do you work this one problem?Metal Specific Heat (J/g-C) Al (s) 0.900 Au(s) 0.129 Cu(s) 0.385 Fe(s) 0.444 Hg(l) 0.139 H2O(l)
1. 1 answer
2. 486 views
really really need help w/this problem I think i figured it out but i have to be sure i did it right in order to do others
1. 1 answer
2. 593 views
I really really need help w/this problem I think i figured it out but i have to be sure i did it right in order to do others
1. 1 answer
2. 607 views
Metal Specific Heat (J/g-C)Al (s) 0.900 Au(s) 0.129 Cu(s) 0.385 Fe(s) 0.444 Hg(l) 0.139 H2O(l) 4.184 C2H5OH(l) 2.46 A piece of
1. 0 answers
2. 770 views
An object with a mass of 2.728x10^1 kg is subjected to a force of 1.31851x10^3 N directed at an angle of 1.056x10^1 degrees from
1. 1 answer
2. 539 views
a kid goes down a slide, accelerating at 1 m/s^2 for 3 seconds. if he starts at rest, how long is the slide ?this is the
1. 1 answer
2. 388 views
What volume (in Liters) of oxygen must react to form 17.0L of carbon dioxide according to the following balanced equation:2CO(g)
1. 1 answer
2. 640 views
What volume (in Liters) of hydrogen must react to form 17.0L of ammonia according to the following balanced equation:N2(g) +
1. 1 answer
2. 561 views
space shuttle travels at about 7.4581x10^3 m/s. An astronaut takes about 1.5933x10^2 ms to blink an eye. How far does the space
1. 1 answer
2. 598 views
A plane travels with a uniform velocity of 3.399x10^1 m/s for a period of 2.267x10^0 seconds. What distance is travelled during
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2. 385 views
A person walks 2.8597x10^1 m East, then turns around and walks 8.7898x10^1 m West. The total time to walk this distance was
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2. 500 views
A person walks 2.8597x10^1 m East, then turns around and walks 8.7898x10^1 m West. The total time to walk this distance was
1. 0 answers
2. 485 views
A block of mass 39 kg lies on an inclined plane, as shown. The horizontal and vertical supports for the plane have lengths of 36
1. 1 answer
2. 842 views
A descending elevator of mass 670 kg is uniformly decelerated to rest over a distance of6 m by a cable in which the tension is
1. 5 answers
2. 2,551 views
A mining operation excavates 5.482x10^4 metric tonnes of ore each hour. In an 12 hour production shift, how much ore is
1. 0 answers
2. 634 views

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