Ask a New Question
Search
Questions and answers by
Chris
Questions (1,410)
Brief synopsis on the cause, effect and result
Of the attack on Pearl Harbor. Six and one half Pages already typed and on
2 answers
536 views
A museum was designed without windows, but a truncated cylindrical skylight lightens the building. In the development of this,
1 answer
2,320 views
Tina's change of $1.35 consisted of quarters and dimes only and she received twice as many dimes as quarters. How many dimes
1 answer
1,462 views
At its grand opening, the gutherie market distributed two different types of souvenirs. One type costs 20 centseach, and the
2 answers
600 views
The length of a rectangular playground exceeds twice its width by 25 meters, The perimeter of the playground is 650 meters. Find
6 answers
3,408 views
A sample weighing 3.064 g is a mixture of Fe2O3 (molar mass = 159.69) and Al2O3 (molar mass = 101.96).
When heat and a stream of
2 answers
5,932 views
A rocket of mass 1.0x10^3kg is being fired to a height of 5.0 x 10^3 m. The rocket engine shuts off when the rocket reaches a
1 answer
1,194 views
A local animal shelter had four more than six times as many adult cats as kittens. After eight of the kittens were adopted, the
2 answers
416 views
If a current of 5.0 Amps is passed through the electrolytic cell for .5 hour, how should you calculate the number of grams of
1 answer
1,588 views
A 50.0 mL sample containing Cd2 and Mn2 was treated with 49.1 mL of 0.0700 M EDTA. Titration of the excess unreacted EDTA
3 answers
1,081 views
The specific Heat of gold is 0.128 J/g degrees Celsius. How much heat would be needed to warm 250.0g of gold from 25.0 degrees
4 answers
2,519 views
What caused the Japanese ( what did the USA do) to attack Pearl Harbor.
1 answer
451 views
What caused the Japanese ( what did the USA do) to attack Pearl Harbor.
1 answer
442 views
2(2x+7)+(3x-5)=37
1 answer
207 views
2(2+7)+(6x-5)=37
1 answer
247 views
2(2+7)+(6x-5)=37
1 answer
246 views
Radius of earth 3,959 miles
Space shuttle orbits 200 miles above earths Surface Space shuttle completes 220 degrees of a
1 answer
723 views
Radius of earth 3,959 miles
Space shuttle orbits 200 miles above earths Surface Space shuttle completes 220 degrees of a
0 answers
609 views
The cost of 5 similar cameras and 3 similar video cameras is $3,213. Each video camera costs 4 times as much as each digital
2 answers
1,195 views
How many moles of KBr are present in 120mL of a 0.290M solution?
3 answers
1,228 views
How many milliliters of 7.00M HCl solution are needed to obtain 0.200mol of HCl?
2 answers
564 views
What does the tire preseeure reading in your vehicle signify? Is it an absolute pressure?
0 answers
360 views
Calculate the concentrations of all species in a 1.41 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous
1 answer
1,105 views
Calculate the concentrations of all species in a 1.41 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous
3 answers
2,127 views
Two boys of the same mass, 45 kg, are on a playground merry-go-round that has a diameter of 4.0 meters. Both boys are at the
0 answers
488 views
-0.1<=y<=0.1
<= means less than or equal to So if I break the statement up is y <= -0.1 y>=0.1 Correct? Please help I'm confused.
1 answer
394 views
If a stake is placed in the ground and is 20cm. high and casts a shadow 12.5 cm. long, what time is it? (The sun rises at 6 a.m.
1 answer
817 views
Which statement illustrates the additive identity?
a)3+0=3 b)3-3=0 c)3*0=0 d)3*1=3
1 answer
945 views
Calculate the pH of 7.2 × 10-8 M HCl. Report your answer to the hundredths place. Next, What fraction of the total H in this
1 answer
830 views
Calculate the pH of 7.2 × 10-8 M HCl. Report your answer to the hundredths place. Next, What fraction of the total H in this
4 answers
6,163 views
How to do significant values in Chemistry?
I am totally stuck; I have no idea what to do? My teacher gave me C due to the
1 answer
467 views
-2 - radical bar 5 over
radical bar 10 simplify
0 answers
289 views
N/5-9=1/5
1 answer
233 views
Chris is shopping for CDs and decides to purchase 3 movie soundtracks. The store has 9 different movie sountracks in stock. How
1 answer
510 views
. The cheetah is the fastest running animal in the world. Cheetahs can accelerate to a speed of 20 m/s in 2.5 an can continue to
0 answers
1,186 views
Ling bought 5 dishes and 9 glasses for $25.50. Each glass cost 50¢ cents more than each dish. How much did Ling spend the
2 answers
401 views
Can someone check my answers for me?
True or False... 1. TRUE you should use a comma before the word “and.” 2. FALSE The
4 answers
1,211 views
In a stunt for an action movie, the 100 kg actor jumps from a train which is crossing a river bridge. On the river below, the
1 answer
1,166 views
What is 3/4 exivalent to? And 0.9 is exivalent to?(:
1 answer
329 views
5/6 is exivalent to? 0.85 is exivalent to? 3/4 is exivalent to? And 0.9 is exivalent to?
1 answer
304 views
what are the number of digits in a measurement that are known with a certain degree of reliability?
0 answers
411 views
Use the figure below in which ec bisects ad at c. Find the value of x and the measure of the indicated segment.
1 answer
493 views
An open top box is made by cutting congruent squares from the corners of a 12 inch by 9 inch sheet of cardboard and then folding
0 answers
961 views
when the cost of a car is multiplied by 0.07 the results is $1710. Find the cost of the car.
3 answers
467 views
What is the midpoint of line BC with B (2,0) and C (-4,6)?
2 answers
403 views
a rare truffle once sold for 13 dollars and 20 cents for a 0.44 ounce can how much would 1 a pound be
1 answer
399 views
I am having trouble figuring out this question:
My quotient is 1 more than 30/5. My remainder is 2. What division sentence am I?
0 answers
564 views
How do I do 21 - y, explain
1 answer
371 views
HELP?!
1.-9^2 2.(5x^9y)(-2x^-2y^-3) 3.(a^1b^-2) / (a^-2b^4) 4.(7x^-1/y^4)^-2 Scientific notation: 5) .0000745 Decimal Form: 6)
1 answer
354 views
Making Sure these are right?
absolute value: 1.|7x+2|=10 x=1.1 x=1.7 2.|3x-5|=-1 x=1.3 x=2
2 answers
305 views
A 565 N mountain climber moves across a rope strung across a canyon. When she is more than halfway across, she notices the rope
0 answers
488 views
You need to make 4200 mL of 0.450 M CuSO4. How many grams of CuSO4 do you need?
3 answers
412 views
A wave is described by the equation y = (4.5×10−2) sin (1.9x − 3.2t), where lengths are measured in meters and time in
1 answer
621 views
The figure shows a uniform disk with a circular hole cut out of it. The disk has a radius of 4.00 m. The hole's center is at
2 answers
838 views
A dancer completes 3.4 revolutions in a pirouette. What is her angular displacement? In rad.
0 answers
872 views
A dancer completes 3.4 revolutions in a pirouette. What is her angular displacement?
Help me get this answer please.
1 answer
1,150 views
You have finally saved 10,000 and are ready to make your first investment. You have the three following alternatives for
1 answer
822 views
Her are the data on $1000 par value bonds issued by Microsoft, Ford, and Xerox at the end of 2008, Assume you are thinking about
0 answers
1,233 views
An applied force accelerates a 50-kg crate along a frictionless floor from rest to 5 m/s.The work performed by this force is
1 answer
1,115 views
A particle travels counterclockwise around the origin at constant speed in a circular path that has a diameter of 2.50 m, going
1 answer
626 views
The vector F is (12.0, −3.00) in rectangular notation. What is this same vector in polar notation? Express the angle as a
1 answer
651 views
Convert the following credit card rate to the APR. Nebraska, 0.04110% daily rate. (Round your answer to the nearest whole
1 answer
383 views
Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be
0 answers
596 views
f(x)=x^3 + sin x
So far.. I've heard it's neither.. But how? Thanks
2 answers
310 views
We apply the same amount of energy to 10.0-g samples of aluminum, and silver which begin at the same
temperature.Rank the metals
2 answers
1,201 views
Hello! I am doing a presentation on the green sea turtle. I unsure what part of "green sea turtle" should be capitalized if at
3 answers
694 views
Find a six-digit even number containing no zeros and no repeating digits in which the first digit is four more than the second
1 answer
1,195 views
A massless string is wrapped around a cylinder of mass 0.400 kg and radius 0.100 m. The string is attached to the ceiling. The
2 answers
1,173 views
A pendulum is composed of a mass m suspended from the ceiling by a massless string of length L. If the mass is pulled back so
0 answers
649 views
can you guys help me with this one problem? Thanks a bunch!
Problem: Draw a circle whose center is at (1,2) so that the point
1 answer
401 views
1. What is the pH of a solution whose [H3O+] is 1 X 10^ -5 M?
2. What is the [H3O+] concentration of a solution with a pH of 9?
3 answers
3,539 views
A warranty identification number for a certain product consists of a letter of the alphabet followed by a seven-digit number.
4 answers
5,433 views
Assume that a sample is used to estimate a population proportion p. Find the margin of error. 95% confidence; n = 250, x = 130
0 answers
522 views
Suppose that a sample of n = 1,600 tires of the same type are obtained at random from an ongoing production process in which 8%
1 answer
908 views
Suppose that a sample of n = 1,600 tires of the same type are obtained at random from an ongoing production process in which 8%
0 answers
738 views
Suppose that SAT scores among U.S. college students are normally distributed with a mean of 450 and a standard deviation of 150.
1 answer
917 views
Jack’s ACT score is 30. Jason’s SAT score is 950. Who did better?
The mean SAT score is 1000 with a standard deviation of 100
1 answer
542 views
Find the volume of the solid formed when the area bounded by x^2-y^2=9, y=x+5, and the x axis is rotated about x=1.
4 answers
519 views
6 1/2 joules. particles looses 0.08 joule of energy every 15 seconds what will energy after 4 minutes.
Would this be 6 1/2 - 1.28
0 answers
309 views
how do you dilate a figure under 1
1 answer
243 views
Calculate AMA given μk = 0.019 and an angle of 11 degrees.
2 answers
413 views
The spirit of equating marginal cost with marginal revenue is not held by
a.perfectly competitive firms. b.oligopolistic firms.
2 answers
1,367 views
Two identical firms compete as a Cournot duopoly. The demand they face is P = 100 - 2Q. The cost function for each firm is C(Q)
2 answers
1,694 views
Consider a Cournot duopoly with the following inverse demand function: P = 50 - 0.2Q1 - 0.2Q2. The firms' marginal cost are
1 answer
1,696 views
Square root of 12 using prime factor form? Square root of 320 using prime factor form?
Square root of 36 using prime factor form?
1 answer
428 views
A 0.23 kg ball of dough is thrown straight up into the air with an initial velocity of 12 m/s.Find the momentum of the ball of
3 answers
1,095 views
Using terms of equilibrium, what is the difference between spilling a glass of milk versus ozone eminating from your copy
0 answers
346 views
A car cost $65 per day to rent plus $.35 per mile. Joe rents car for 1 day and drives 115 miles. what is the equation and the
3 answers
336 views
Calculate the [H+], [OH ‾ ], and the pH of 0.16 M solutions of:
hydroxylamine (HONH2, Kb = 1.1 10-8)
1 answer
1,032 views
Calculate the pH of a 5.90x10-3 M solution of H2SO4.
1 answer
430 views
A 25.00 mL sample of H3PO4(aq) requires 31.05 mL of 0.2410 M KOH for titration to the second equivalence point.
What is the
1 answer
795 views
Write the dissociation reaction and the corresponding Ka equilibrium expression for each of the following acids in water. (Use
1 answer
3,129 views
An 840 Kg roller coaster car is launched from a giant spring of constant k=31 kN/m into a frictionless loop-the-loop track of
1 answer
3,058 views
Solve:
2/12x-3/12=8/12 Is x = 11/2 the correct answer?
2 answers
336 views
Solve: 3 - x = 12(x - 1)
Is the correct answer x = 15/13?
2 answers
365 views
You push a 2.5 kg block against a horizontal spring, compressing the spring by 16 cm. Then you release the block, and the spring
1 answer
700 views
the green bay packers ordered roast beef subs and turkey subs for lunch. a total of 53 subs were ordered. the number of roast
1 answer
538 views
i need to know how to do (4m -3power n5power)0 / mn
0 answers
277 views
Hi,
I am trying to analyze this poem. It is called "On watching politicians perform at Martin Luther king's funeral". It is by
1 answer
734 views
A smooth plane AB is 10 meters long, It is inclined at 30 degrees to the horizontal with the lower end, B, 6 meteres vertically
1 answer
728 views
Pages
1
2
3
4
5
6
7
8
9
10