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Kristen

Questions (296)

Warren is riding his bike at 15 mph on a road adjacent to railroad tracks. A train traveling at 90mph in the opposite direction
1. 1 answer
2. 462 views
A projectile is launched from a cannon that sits 4 feet off the ground at an initial velocity of 120 feet/sec. Find the impact
1. 1 answer
2. 521 views
Which word fits?Have officials chose/chosen the city for the next Olympics? The Greek gods and goddesses drank/drunk nectar.
1. 3 answers
2. 466 views
The "4" ranch is 7680 acres. It is a rectangle that is a mile longer than it is wide. What are the dimensions of the ranch?
1. 1 answer
2. 513 views
A ranch is 7680 acres. It is a rectangle that is a mile longer than it is wide. What are the dimensions of the ranch?
1. 1 answer
2. 445 views
A ball bounces 0.7 of the distance it is dropped. How many bounces will the ball make from a height of 1 meter if a bounce of
1. 1 answer
2. 597 views
A projectile is launched from a cannon that sits 4 feet off the ground at an initial velocity of 120 ft/sec. Find the position
1. 2 answers
2. 554 views
Find two positive numbers that satisfy the requirements: "The product is 147 and the sum of the first number plus three times
1. 0 answers
2. 741 views
How to find the y-intercept of this function: (7-3x)/(x-2)
1. 1 answer
2. 349 views
When a photon of light hits the surface of a metal, a photoelectron may be emitted. Some of the photon's energy is required to
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2. 642 views
Answer the questions below for an element that has the electron configuration 1s2 2s2 2p6 3s2 3p6 4s1.A. What is the symbol for
1. 1 answer
2. 2,971 views
A 0.245kg ball is thrown straight up from 2.20m above the ground. Its initial vertical speed is 8.80m/s. A short time later, it
1. 1 answer
2. 881 views
A constant force of 35.9 N, directed at 28.7o from horizontal, pulls a mass of 14.7 kg horizontally a distance of 3.41 m.
1. 1 answer
2. 529 views
A constant force of 35.9 N, directed at 28.7o from horizontal, pulls a mass of 14.7 kg horizontally a distance of 3.41 m.
1. 1 answer
2. 670 views
Juan, Steve, and Gabriella bought a total of 30 markers at an art store. Juan bought 3 more markers than Steve. Gabriella bought
1. 3 answers
2. 542 views
What volume of 2.50 x 10-4 M CV+ solution should be diluted to 10.0 mL to prepare a 7.50 x 10-5 M CV+ solutionAnswer 1.00 mL
1. 1 answer
2. 431 views
Maria rode her bicycle for 33 minutes to get to her grandmothers house. She stopped for a snack when she was 5/11 of the way
1. 1 answer
2. 449 views
Ok so Im thinking I will use the theme of heroism (which is the human condition)My arguments would be character, social position
1. 4 answers
2. 688 views
Writeacher, please help me with my thesis!!:'( its due tmw...i don't know wat theme i should do and wat my arguments would be...
1. 5 answers
2. 653 views
Yes, I know how to write a thesis statement and how a comparison essay goes..But I already have my info: This is a comparison
1. 1 answer
2. 606 views
Ok so I have to do a comparative essay on a book and a film (I chose The Hobbit) .This is a comparison essay exploring to what
1. 5 answers
2. 737 views
Are adventure, revenge, Heroism and prejudice all human conditions?
1. 3 answers
2. 340 views
I have to make a thesis statement about a book and a movie. I need help creating the thesis. I am doing the hobbit. This is a
1. 1 answer
2. 643 views
I am the discussion director for my group.I have to grab 4 reallyyy good discussion questions for the book The Kite Runner. I
1. 3 answers
2. 878 views
A researchr assistant made 160mg of a radioactive, and found that there was only 20mg left after 45hours.a) What is the
1. 2 answers
2. 503 views
A commercial refrigerator unit accidentally releases 12.5 L of ammonia gas at SATP. Determine the mass and number of molecules
1. 4 answers
2. 1,586 views
According to the lesson, most African art was created for all of these purposes EXCEPT:
1. 0 answers
2. 428 views
Calculate the pH after 0.010 mol gaseous HCl is added to 250.0 mL of each of the following buffered solutions:a. .050 M NH3/.15
1. 1 answer
2. 974 views
Determine the percent Composition of each element in phenyl sulfide: (C6H5)2S. Please show work in order to walk me through
1. 1 answer
2. 364 views
If Gold sells for $1200.00 an ounce, how many atoms of gold can you buy for a penny? Please, Show work.
1. 1 answer
2. 758 views
A cat is about 10.0% Carbon. My cat weighs about two kilograms. How many moles of Carbon are in my cat?
1. 1 answer
2. 535 views
I have a few questions I need help with!1. Solve the system by triangularizing the augmented matrix and using back substitution.
1. 0 answers
2. 642 views
Please help and I would appreciate an explanation as to how you got to the answer.1.) Solve the system by triangularizing the
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2. 614 views
I need to solve the system by triangularizing the augmented matrix and using back substitution. If the system is linearly
1. 0 answers
2. 417 views
Calculate the wavelength of light if 1.50 mol of photons has an energy of 125 kJ.6.02x10^23 things=1.00 mol(things) c=3.00x10^8
1. 1 answer
2. 1,084 views
I don't understand this.The question is use the remainder theorem to evaluate P(x) as given. 1. P(x)=3x^3+11x^2+2x-16 and it
1. 0 answers
2. 393 views
VerifySinx-sinxcos^2x =sin^3x Need every step!!!
1. 1 answer
2. 2,089 views
Tanx + sinxsecx/ cscxtanx
1. 1 answer
2. 1,210 views
Strategic Management - Microsoft's Corporate Citizenship Program.I am requesting for guidance in the following: please assist
1. 0 answers
2. 501 views
I have a few problems I need help with and also do have multiple choice. If I can have an explanation of how to get the answer
1. 1 answer
2. 743 views
I have to solve each equation using a u substitution and need help understanding how to do this.The first equation is: 1.
1. 2 answers
2. 419 views
Please HELP!!Question 1 of 20 5.0 Points Which of the following would be the LEAST appropriate in the closing paragraph of a
1. 2 answers
2. 1,305 views
Hello I need help with this problem. I need to identify if the equation is identity, contradiction, or conditional equation.-(5x
1. 2 answers
2. 596 views
Solve for the specified variable in each formula or literal equationSn=n(a1+an/2) for n (sequences)
1. 3 answers
2. 670 views
Hello I need help with this problem. I need to identify if the equation is identity, contradiction, or conditional equation.-(5x
1. 0 answers
2. 483 views
Given that∆Hº(Br(g)) = 111.9 kJ/mol ∆Hº(C(g)) = 716.7 kJ/mol ∆Hº(CBr4(g)) = 29.4 kJ/mol calculate the average molar
1. 1 answer
2. 1,879 views
Suppose that you toss a coin and roll a die. What is the probability of obtaining each of the following combinations? (Enter
1. 2 answers
2. 721 views
Hello I have a question about a problem. The problem is (- 25/9)^3/2. Its multiple choice however I think they are tricking us.A
1. 2 answers
2. 494 views
I posed these one's before but added parenthesis which I think made it confusing as the actually questions do not have them. So,
1. 1 answer
2. 689 views
I need some help with a few problems. They are multiple choice but need a breakdown on how I can work the problems. Thanks for
1. 2 answers
2. 836 views
I need help factoring a problem and cant seem to get it right. The one I'm stumped on is 2x^2+7x+2. I have to compute as
1. 2 answers
2. 576 views
Can someone help me identify the functional groups and what the chiral carbons are? NOTE: THE LAST C HAS A DOUBLE BOND POINTED
1. 0 answers
2. 523 views
I need help drawing these structures.2-chloro-3-ethylhexanal 2,2-dimethylcyclopentanol 5,5,7-triiodo-trans-3-nonene
1. 3 answers
2. 452 views
An initial deposit of $5000 earns 5.5% annual interest compounded semiannually. How much will be in the account after 5 years?
1. 1 answer
2. 915 views
A solution is made by dissolving 18.9 g of HCl in enough water to make 716 mL of solution. Calculate the pH of the solution at
1. 0 answers
2. 1,144 views
A solution is made by dissolving 18.9 g of HCl in enough water to make 716 mL of solution. Calculate the pH of the solution at
1. 1 answer
2. 1,263 views
How many Moles of solute particles are present in 1 mL of aqueous 0.070 M (NH4)2CO3?____ mol of Particles
1. 1 answer
2. 2,346 views
A traffic light hangs from a pole as shown. The uniform aluminum pole AB is 7.70m long and has a mass of 11.0kg. The mass of the
1. 2 answers
2. 4,225 views
For a speaker whose sound power output is 140 dB, the distance from the speaker at which the sound level will be reduced to 85
1. 0 answers
2. 577 views
If KHP sample #1 requires 27.30 mL of NaOH solution to reach an endpoint, what volume should be required for samples #2 and #3?
1. 2 answers
2. 2,993 views
A ball weighing 50N is pulled back by a rope to an angle of 20 degrees (the rope that the ball hangs from). Find the tension in
1. 1 answer
2. 1,689 views
Whenever two Apollo astronauts were on the surface of the Moon, a third astronaut orbited the Moon. Assume the orbit to be
1. 1 answer
2. 1,909 views
A farmer plans to enclose a rectangular region using part of his barn for one side and fencing for remaining sides. The area of
1. 1 answer
2. 1,259 views
Your client Anjelica Seeds wants to purchase a Burg-N-Fry franchise. The buy-in is $500,000. Burg-N-Fry headquarters tells
1. 0 answers
2. 992 views
Suppose payments were made at the end of each month into an ordinary annuity earning interest at the rate of 8%/year compounded
1. 1 answer
2. 1,244 views
Find the periodic payment R required to amortize a loan of P dollars over t yr with interest charged at the rate of r%/year
1. 2 answers
2. 6,825 views
HF + NaOH =NaF + H2OWhat will be the pH of a solution produced when 40 mL of 0.25 M HF is titrated with 80 mL of 0.125M NaOH? Ka
1. 2 answers
2. 756 views
A 4.65 kg object is released from rest while fully submerged in a liquid. The liquid displaced by the submerged object has a
1. 3 answers
2. 2,368 views
You need to determine the density of a ceramic statue. If you suspend it from a spring scale, the scale reads 35.4 N. If you
1. 1 answer
2. 2,805 views
You need to determine the density of a ceramic statue. If you suspend it from a spring scale, the scale reads 35.4 N. If you
1. 0 answers
2. 624 views
The equlibrium constant K, for the reaction, H2 + CO2 <-> H20 + CO, is 4.2 at 1650 degrees C. Initially, 0.80 mol H2 and 0.80
1. 1 answer
2. 1,668 views
Hydrogen gas and iodine gas react via the equation, H2 + I2 <--> 2HI, and K=76 at 600K. If 0.05 mole of HI is placed in a flask
1. 2 answers
2. 2,006 views
A 78 cm long, 0.8 mm diameter steel guitar string must be tightened to a tension of 1600 N by turning the tuning screws. By how
1. 0 answers
2. 670 views
What will the molarity be if 12 drops of the blue dye solution is mixed with enough water to make one liter of solution (assume
1. 3 answers
2. 1,200 views
When region R is revolved about the line y=c, the resultant solid has a volume of 720*3.14. Find all possible values of c.
1. 1 answer
2. 349 views
One liter of Saline solution is prepared by dissolving 25.0 g NaCl in water. Find the molarity of this solution.
1. 1 answer
2. 590 views
Calculate the freezing point depression of an aqueous solution prepared by mixing 22.0 g C6H12O6, with 600 ml of water
1. 1 answer
2. 575 views
35 grams of sodium phosphate are mixed with enough water to make 3.5L of solution having a densityof 1.045g/mol. Find the
1. 1 answer
2. 631 views
A heat lamp produces 22.5 watts of power at a wavelength of 6.0 Mu.How many photons are emitted per second? (1watt= 1J/s )
1. 1 answer
2. 1,461 views
The string of a certain yo-yo is 80 cm long and will break when the force on it is 10 N. What is the highest speed the 200 g
1. 3 answers
2. 845 views
A man has a mass of 70 kg.A) What would his weight be on Jupiter which as an acceleration of gravity of 25m/s^2? B) What would
1. 0 answers
2. 466 views
Predict whether the following reactions will be exothermic or endothermicA) N2(g)+ 3H2(g) --> 2NH3(g) B) S(g) +O2(g) ---> SO2(g)
1. 6 answers
2. 14,374 views
Melissa Borrows $1000 on May 8 at 18.5% simple interest. She pays $500 on July 17 and $400 on September 29. What is her balance
1. 0 answers
2. 463 views
A diver, below the surface of a lake, notices that no light appears to be coming toward her greater than the angle è, measured
1. 1 answer
2. 909 views
The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 172 and a variance of 9.
1. 1 answer
2. 1,048 views
We consider the case shown in the figure below. Two objects with masses m and M are connected with a taut string running over a
1. 1 answer
2. 939 views
Which of the following relations has this characteristic:The relation is a function containing two ordered pairs. Reversing the
1. 0 answers
2. 738 views
4.3t-2.1t-2.3=7.6 what would "t" equal?
1. 1 answer
2. 372 views
comparing French, ducth, and english colonies, which ones attracted the most settlers, and which the fewest? in what colonies
1. 2 answers
2. 1,257 views
A 3.00-liter aluminum cylinder at 5.00°C is filled to the brim with gasoline at the same temperature. If the aluminum and
1. 0 answers
2. 876 views
Find the final velocity of the two balls if the ball with velocity v2i = -19.5 cm/s has a mass equal to half that of the ball
1. 1 answer
2. 778 views
Please help I've attempted this problem various ways and I can't seem to get the correct answer.A 69.0 kg person throws a 0.0410
1. 1 answer
2. 742 views
Please help I've attempted this problem various ways and I can't seem to get the correct answer.A 69.0 kg person throws a 0.0410
1. 1 answer
2. 632 views
To what volume should you dilute 20 mL of a 13 M stock solution to obtain a 0.560 M solution?
1. 1 answer
2. 532 views
The total area of contact between the tires of a racing bicycle and the road is 1.5 square inches. The bicycle and its rider
1. 0 answers
2. 586 views
The total area of contact between the tires of a racing bicycle and the road is 1.5 square inches. The bicycle and its rider
1. 0 answers
2. 486 views
The total area of contact between the tires of a racing bicycle and the road is 1.5 square inches. The bicycle and its rider
1. 0 answers
2. 522 views
A 1440-kg crate of cabbages is laid on a level, frictionless track at the end of a heavy spring. The spring is compressed a
1. 1 answer
2. 640 views
A 1440-kg crate of cabbages is laid on a level, frictionless track at the end of a heavy spring. The spring is compressed a
1. 0 answers
2. 1,199 views
A Vogon’s grandmother, whose mass is 89 kg, drifts through empty space with a velocity of –6.20 m/s until she encounters the
1. 1 answer
2. 394 views

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