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Nick

Questions and answers by visitors named Nick

Questions (648)

Some say that the hot air balloons with which the Montgolfier brothers performed their first flight had a volume of 1700 cubic
1. 5 answers
2. asked by Nick
3. 4,862 views
Suppose that, on a day when the outside temperature is 15 degrees Celsius, we fill a balloon with pure nitrogen gas, of which
1. 10 answers
2. asked by Nick
3. 5,341 views
At some point in the combustion cycle of an engine, the temperature of a combusted air-fuel mixture is 582 degrees Celsius.
1. 6 answers
2. 4,056 views
Kenny wants to invest $250 every three months at 5.2%/a compounded quarterly. He would like to have at least $6500 at the end of
1. 5 answers
2. asked by Nick
3. 3,507 views
What is the molarity of KOH in a solution that has pH of 10.0?
1. 4 answers
2. 1,721 views
Suppose that a party balloon is spherical, has a radius of 16 centimetres and is filled with helium. Furthermore suppose that we
1. 7 answers
2. 4,697 views
Using separation of variables, solve the following differential equation with initial conditions dy/dx = e^(2x+3y) and y(0) = 1.
1. 5 answers
2. 2,497 views
A father and his son can clean the house together in 7 hours. When the son works alone, it takes him an hour longer to clean
1. 30 answers
2. 1,830 views
The combustion of carbon monoxide is represented by the equation below:CO (g) + 1/2O2 (g) ----> CO2 (g) a) determine the value
1. 4 answers
2. 1,098 views
Given the following equation:2KClO3---> 2KCl+3O2 How many moles of O2 can be produced by letting 12.00 moles of KClO3 react?
1. 7 answers
2. 15,026 views
What is the pH of 6.6 X 10^4 M HCL?
1. 4 answers
2. 784 views
If f(x) = sin(7 − 5x), find f′(π), which is the derivative at π:−0.754 −0.657 0 0.657 3.770 I chose 0.657 ... I did
1. 5 answers
2. 1,955 views
If a rope with linear mass density .167kg/m and is 4m long, what are the lowest four frequencies of standing waves possible on
1. 2 answers
2. 527 views
Answer this please!!!Noelani was saving Luscious Lemon soda coupons, which came in the caps of the Luscious Lemon sodo bottles.
1. 1 answer
2. 789 views
I am writing a feasiability study on an investment made my a hypothetical company into an internet news company. This idea
1. 1 answer
2. 994 views
Two bumper cars collide. Both cars stop. How do you know that a force has acted on both cars?did the cars change velocity? (yes,
1. 4 answers
2. 1,663 views
How can I do this:3KNO3(aq)+ Fe(SCN)3(aq) + NaOH(aq) <---> ? what do you have to do? write the products it makes. I don't know
1. 3 answers
2. 1,478 views
A certain car is about 100in. long and 60 in. wide. You plan to make a model of this car that is 9 in. wide. How long will your
1. 4 answers
2. 1,398 views
How many kilometers are in 153900 mm?do i just divide by 1000? (Broken Link Removed) Looks like it! =) 30lb=_____kg?
1. 1 answer
2. 344 views
In the inner mitchondrial membrane, hydrogen ions...A)are pumped in olny one direction. B)are pumped in both directions C)leak
1. 1 answer
2. 375 views
Can you help me unscramble these words to make a sentence?bloom white lilies the were petals with and stems graceful the white
1. 1 answer
2. 456 views
A personne walking at a speed of 1.7m/s see's a stoped bus 25m from him. At this moment this person starts to run with an
1. 1 answer
2. 525 views
What is a partial-products algorithm. For example 87*65=? How do you do it and show your work?Here is how Chicago Math does it:
1. 1 answer
2. 261 views
Avondale and Newtown are 45 miles apart. How many inches is this on a map with a scale 1inch=20miles?I set up a proportion:
1. 4 answers
2. 1,269 views
Complete Predicate.The Snake wrapped itself around the tree. (wrapped itself) is that the correct answer?
1. 9 answers
2. 403 views
Okay. I have questions like "Walks ten meters in 3 seconds" . How do I find her walking rate. After that I have to find an
1. 3 answers
2. 1,020 views
You know for the story "The Prosepector's Trail" by Cathy Jewison.Im supposed to be Norman and write a letter to Jennifer 1 year
1. 2 answers
2. 818 views
find the area of a circle inscribed in triangle ABC where a=9, b=13, and the measure of angle C=38 degrees
1. 4 answers
2. 417 views
I need help answeringthis question about a poem. i will write the instructions below..Thank youHow does Martin Espada use
1. 15 answers
2. 2,187 views
I have a test on the general concepts of thermochemistry tomorrow.how should i study for it since its not based on problem
1. 3 answers
2. 586 views
OKay i need help thinking of more traits to describe oedipus.the question is: How do Oedipus's personal characteristics interact
1. 1 answer
2. 490 views
Book on Every day heroes. was trying to find book to have at home, teache won't let us take home. Need to do an essay.
1. 3 answers
2. 970 views
this question does not make sense to me.Add the proper constant to the binomial so that the resulting trinomial is a perfect
1. 3 answers
2. 1,156 views
My teacher wants us to find another name for winter. Can anyone help me?
1. 1 answer
2. 281 views
In the multiplication shown below, the digits have been replaced byletters: different letters represent different digits, and
1. 1 answer
2. 481 views
What day of the week is 263 days from Monday? That is Monday 12-10-2007.Is it Wednesday?
1. 2 answers
2. 494 views
In the multiplication shown below, the digits have been replaced byletters: different letters represent different digits, and
1. 4 answers
2. 1,438 views
Solve x^4 - 12x - 5 = 0 given that -1 + 2i is a root.I’ve used synthetic division to get the answers x = 1 +/- 2i , 1 +/- sqrt
1. 5 answers
2. 2,120 views
a 75kg skater is travelling at 15m/s stops suddenly on the ice. If the ice is at 0 degrees and it is assumed that all of the
1. 3 answers
2. 589 views
<b>Titanium metal has a body-centered cubic unit cell. The density of Titanium is 4.50 g/cm^3. Calculate the edge length of the
1. 4 answers
2. 3,529 views
Sorry, I have one other question. How would I go about solving this problem?<b>What fraction of the total volume of a closet
1. 4 answers
2. 415 views
A motor running at its rated power provides 2.6 lb-ft torque at its rated speed of 2020 rpm. The motor draws 5.6-A from a 230-V
1. 2 answers
2. 560 views
A steady horizontal force F if magnitude 21N is apllied at the axle of a solid disk. the disk has mass 2.0kg and diameter of
1. 6 answers
2. 2,277 views
Hello everyone!I have a question about feature articles... How is it suppose to look like? Can you find me a feature article on
1. 3 answers
2. 532 views
How do the local schools contribute to the weather forecast?thx a lot!!
1. 3 answers
2. 373 views
I need help with factoring trinomials completely. My teacher's example is:2x^2-12x+18 2(x^2-6x+9) 2(x-3)(x-3) I need help with:
1. 5 answers
2. 444 views
Ok I get most of the problems except for these last two.x^2-16=0 and x^2=36 I seem to have trouble with the simplest of problems
1. 3 answers
2. 462 views
These simple ones kill me:16y^2=49 Thanks
1. 5 answers
2. 482 views
How many PEOPLE have served in World War I??
1. 3 answers
2. 340 views
So I guess I have to:Solve the system using any algebraic method. I'm not sure how so here is the problem I'm stuck on.
1. 4 answers
2. 462 views
Can students under the age of 18 play a role in the American political system?
1. 1 answer
2. 345 views
A geologist stands on the shore of a lake in Ontario with a theodolite and finds that the angle of inclination to the top of a
1. 1 answer
2. 415 views
Perform the basic conversion. Give exact answersi)0 degrees = ____ rad ii)90 degrees = _____ rad iii)180 degrees = _____ rad
1. 2 answers
2. 523 views
Lab: Determining Ka of Acetic AcidPurpose: The purpose of this experiment is to determine the molar concentration of a sample of
1. 5 answers
2. 4,874 views
I need to list some jobs where people use algebra and write how they use it. I know about every job uses it, but I don't know
1. 3 answers
2. 521 views
How did colonial powers control african countries?
1. 1 answer
2. 367 views
ok i am writing an analysis, contrasting me to another character in romeo and julieti need help on trying to get it started and
1. 3 answers
2. 473 views
advantages and disadvantages of patient roles. I've tried google, but found nothing.
1. 1 answer
2. 422 views
What is a convex polygon and a nonconvex polygon?
1. 2 answers
2. 478 views
What should you always use when handling hot utensils?
1. 3 answers
2. 314 views
In the sentence:After school, we ran to the playground. is After a preposition?
1. 1 answer
2. 418 views
the tens digit of a two digit number is 6 more than the units digit. the number is 36 more than the number when the digits are
1. 9 answers
2. 554 views
you are buying beads and string to make a necklace. the string coast $1.50 a pack of 10 decorative beads costs $0.50 and a pack
1. 7 answers
2. 2,622 views
Dr. Bob222 I am sorry for my improper use of grammar. (not intended in a smart alike way.)you are buying beads and string to
1. 3 answers
2. 532 views
mass of star = 3.80 x 1030 kilogramsmass of planet = 6.35 x 1024 kilograms mass of moon = 7.63 x 1022 kilograms average distance
1. 2 answers
2. 861 views
How do I evaluate lim as h->0 [5((1/2)+h)^4 - 5(1/2)^4]/h
1. 6 answers
2. 2,494 views
Can someone help me with this calc problem?lim as x->0 (tan^3 (2x))/(x^3)
1. 3 answers
2. 426 views
What am i supose to do here?A chemist performs the following experiment: 2FeCl3 + 3CaCO3 ---> Fe2(CO3)3 + 3CaCl If he starts
1. 3 answers
2. 431 views
A ballon rises at 14m/s, a boy in the ballon throws a ball straight up at 24m/s. How much later does he catch the ball?
1. 1 answer
2. 367 views
How many volts does a Printer have?thanks
1. 3 answers
2. 396 views
The rotor in a shaded-pole motor consists ofa. coils energized by alternating current b. a short-circuited loop of copper wire
1. 1 answer
2. 456 views
I am doing a power point on hydraulic brakes but I can't find any diagrams of a simple hydraulic brake that points out all the
1. 3 answers
2. 450 views
T-tableY X 1 -3 3 1 5 5 7 9 a) y=2x-5 b) y=3x-4 c) x=4y-3 d) y=7x-2 which equation does relate to the t-table???
1. 1 answer
2. 150 views
I am not quite sure how to do this problem, it doesn't seem to fit into any of my given equations:A gas has a volume of 35.5L
1. 4 answers
2. 437 views
Suppose 13.7kJ of heat are removed from 33.5g liquid sample of ethanol at 26.8^oC. When all this heatis removed from the
1. 1 answer
2. 433 views
a compound that has positive and negative ions in a regular pattern or crystal is an_______________
1. 5 answers
2. 1,297 views
Engineers at a national research laboratory built a prototype automobile that could be driven 180 miles on a single gallon of
1. 3 answers
2. 552 views
Business Week, in an article dealing with management, wrote, "When he took over the furniture factory three years ago...[the
1. 3 answers
2. 1,063 views
Here are some descriptions and I need to know the correct character:1.I complained and became a leper 2.I was able to interpret
1. 5 answers
2. 531 views
I can't figure any of these problems out any help would be nice peace.Show all steps used to solve the problem. 1.5n + 6 = -4
1. 1 answer
2. 388 views
Multiple Choice: For each of the given family incomes, find the maximum amount the family should be able to spend on a house.
1. 5 answers
2. 519 views
Using your knowledge of atoms describe reasons the paper's physical properties are different from the water's physical
1. 2 answers
2. 481 views
Two readings are taken from an aircraft's flight recordTime - 08:55 Distance travelled - 957 Time - 09:07 Distance travelled
1. 2 answers
2. 591 views
What is the probability that a random sample of 25 swimmers results in a sample mean of 49 seconds or less?
1. 5 answers
2. 456 views
A significant difference between monopoly and perfect competition is that:A. free entry and exit is possible in a monopolized
1. 2 answers
2. 1,041 views
I am trying to figure out a lettern pattern and what comes nextA,Y,C,W,__ __ ___ I need to explain the rule for this pattern but
1. 3 answers
2. 419 views
A car traveling 56 km/h is 21.0 m from a barrier when the driver slams on the brakes. The car hits the barrier 2.17 s later.a)Wh
1. 3 answers
2. 716 views
An electric vehicle starts from rest and accelerates at a rate of 3.0 m/s2 in a straight line until it reaches a speed of 26
1. 3 answers
2. 960 views
The head of a rattlesnake can accelerate 50 m/s2 in striking a victim. If a car could do as well, how long would it take to
1. 3 answers
2. 1,492 views
(a) If the maximum acceleration that is tolerable for passengers in a subway train is 1.52 m/s2 and subway stations are located
1. 2 answers
2. 875 views
(a) If the maximum acceleration that is tolerable for passengers in a subway train is 1.52 m/s2 and subway stations are located
1. 4 answers
2. 1,595 views
A lead ball is dropped into a lake from a diving board 5.24 m above the water. It hits the water with a certain velocity and
1. 2 answers
2. 641 views
A lead ball is dropped into a lake from a diving board 5.24 m above the water. It hits the water with a certain velocity and
1. 4 answers
2. 6,410 views
A ball thrown from the edge of a 35m high cliff takes 3.5s to reach the ground below. What was the ball's initial velocity?
1. 3 answers
2. 801 views
Two diamonds begin a free fall from rest from the same height 0.9 s apart. How long after the first object begins to fall will
1. 2 answers
2. 944 views
Two diamonds begin a free fall from rest from the same height 0.9 s apart. How long after the first object begins to fall will
1. 3 answers
2. 841 views
How do I perform the right hand rule? I'm confused.
1. 1 answer
2. 356 views
What is the magnitude of the acceleration of a sprinter running at 9.0 m/s when rounding a turn of a radius 26 m?
1. 3 answers
2. 866 views
In the figure below, a stone is projected at a cliff of height h with an initial speed of 45.0 m/s directed 60.0° above the
1. 1 answer
2. 685 views
Snow is falling vertically at a constant speed of 6.6 m/s. At what angle from the vertical do the snowflakes appear to be
1. 3 answers
2. 623 views

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