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Questions Asked on October 11, 2014

A parabolic arch has a height of 20 m and a width of 36 m at the base. If the vertex of the parabolais at the top of the arch,
1. 2 answers
2. asked by Ella
3. 5,518 views
The figure shows a girl and a boy each exerting a force to move acrate horizontally a distance of 13 m at a constant speed. The
1. 1 answer
2. asked by Anonymous
3. 2,069 views
There were 60 pumpkins in a pumpkin patch but it was difficult for farmer Joeto find a perfect pumpkin.
1. 2 answers
2. asked by Anonymous
3. 509 views
Block B in the figure(Figure 1) rests on a surface for which the static and kinetic coefficients of friction are 0.65 and 0.40,
1. 3 answers
2. asked by Dib
3. 22,864 views
A 0.300-kg ice puck, moving east with a speed of 5.86m/s , has a head-on collision with a 0.990-kg puck initially at rest.
1. 0 answers
2. asked by Saya
3. 762 views
Crimes That Harm Business Versus Crimes Committed by BusinessWhich do you believe presents the greatest threat to civil society:
1. 1 answer
2. asked by gemini
3. 717 views
(a-2b) : (1/2a-b)
1. 0 answers
2. asked by Hia
3. 292 views
On this semesters final exam, john scored 72 on his calculus exam and 53 on his statistics exam. The z score for both exams was
1. 1 answer
2. asked by mike
3. 788 views
x 12- = - 4 46 What does X equal? Please help me
1. 5 answers
2. asked by equationhelps
3. 443 views
f(x) = x^3y1 = -x^3 + 4 b) Graph the function obtained from f by first translating up 4 units, then reflecting about the x-axis.
1. 1 answer
2. asked by Leroy
3. 489 views
Compair and contrast the Virginia and New Jersey plans. Explain how these led to the "Great Compramise"
1. 6 answers
2. asked by Angela
3. 674 views
ratio please : (1 + 3 1/4) : (1 1/4 + 3 1/3) please teach me how to do it
1. 3 answers
2. asked by Help!!!!!
3. 336 views
a solution is made by mixing 38.0 ml of ethanol C2H6O, 62.0mL of water. assuming ideal behavior, what is the vapor pressure of
1. 1 answer
2. asked by cindy
3. 1,432 views
Hello, Ms.Sue helped me with the last question, but I did not get it.I have 3 questions and I would like to solve it step by
1. 7 answers
2. asked by Help please
3. 607 views
If 43.2 mL of 2.46 M HClO4 solution completely reacts with a 75.0 mL sample of a sodium hydroxide solution, what is the molarity
1. 1 answer
2. asked by Diane
3. 677 views
Which positive ion (cation) has the smallest radius? Please help! Thanks!
1. 1 answer
2. asked by Ellie
3. 417 views
which of the following percentiles corresponds to the area beneath the normal curve from a z score of -1.00 to +1.00a.98% b.34%
1. 0 answers
2. asked by Sally
3. 426 views
H2 stored in a 50.0 L container has a pressure of 500.0 torr. O2 stored in a 25.0 L container has a pressure of 800.0 torr. If
1. 1 answer
2. asked by bekah
3. 640 views
A supervisor needs to produce metal nameplates for bicycles. Two machines are available. The first requires a single die that
1. 1 answer
2. asked by jesse
3. 696 views
Calculate the power output of a 1.7g spider as it walks up a windowpane at 2.5cm/s . The spider walks on a path that is at 25
1. 0 answers
2. asked by Brandon
3. 736 views
Chapter 6, Section 6.1, Question 036The function g(x) is obtained by shifting the graph of y=x^2 If g(3) = 25 (a) g is the
1. 1 answer
2. asked by Jeff
3. 1,747 views
Has anyone here watched the movie "The Ultimate Gift"?
1. 0 answers
2. asked by Anonymous
3. 390 views
While standing at the edge of the roof of a building, you throw a stone upward with an initial speed of 6.93 m/s. The stone
1. 2 answers
2. asked by unknwon
3. 13,389 views
A 60.0 kg person rides in elevator while standing on a scale. The elevator has an acceleration 2.00 m/s^2 upward. What is the
1. 3 answers
2. asked by Anonymous
3. 14,402 views
Which anions have the largest and smallest radii? Thank you!!
1. 1 answer
2. asked by Ellie
3. 670 views
Log sqrt x^2+1=1/5Find x
1. 1 answer
2. asked by Tina
3. 548 views
The potential difference between the plates of a capacitor is 335 V. Midway between the plates, a proton and an electron are
1. 0 answers
2. asked by Maria
3. 633 views
help pls!!! thank u in advance, i appreciate it greatlyAlex, Alicia, and Juan fill orders in a fast-food restaurant. Alex
1. 0 answers
2. asked by Dave
3. 1,177 views
An object has three component velocities: 5mi/hr toward the east, 12mi/hr toward the south, and 8mi/hr toward the northwest.
1. 2 answers
2. asked by Anonymous
3. 789 views
A round silo is 60 ft tall and has a 15 ft radius. About high would a load of 32,000 cubed feet fill the silo to?Do I start with
1. 2 answers
2. asked by Heather
3. 1,319 views
According to Nielsen Media Research, approximately 52% of all U.S. households have digital cable television. In addition, 84% of
1. 0 answers
2. asked by Justin
3. 720 views
A sample of gas has a volume of 50 mL and an initial temperature of 380 K. The temperature must be changed to _____ K in order
1. 2 answers
2. asked by bekah
3. 911 views
Solve for xln(x+1)/ ln(x-1) = 2
1. 1 answer
2. asked by Lil
3. 398 views
Alcohols are weaker acids then water,why ?
1. 1 answer
2. asked by Bharat
3. 389 views
Using the z table what z score would cut off the upper 25% of scores.
1. 1 answer
2. asked by angela
3. 395 views
What percentage of the area of the standard normal distribution is between z = -1.00 and z = +1.00? How do you know this?
1. 1 answer
2. asked by Hernandez
3. 430 views
i need help with this problem32+64(mod18)
1. 1 answer
2. asked by victoria
3. 279 views
I have to write a 5 paragraph comparison and contrast essay on Agamemnon, Hamlet, and The Love song of J. Alfred Prufrock. When
1. 1 answer
2. asked by Liz
3. 930 views
suppose 125g of ethanol at 25C is mixed with 255g of ethanol at 84C at constant atmospheric pressure in a thermally insulated
1. 0 answers
2. asked by benjamin
3. 967 views
Noah says that dividing a number by 2 is the same as multiplying it by 1/2. He wants to know if he is right, and if so, why? How
1. 1 answer
2. asked by KG
3. 1,195 views
A student claims that division always makes things smaller so 5 / (1/2) cannot 10 because 10 is greater than the number 5 she
1. 1 answer
2. asked by KG
3. 2,052 views
What is the percentage yield of the reaction of 4.9 g isoamyl alcohol with 4.9 g of acetic acid if 3.5 g of isoamyl acetate
1. 2 answers
2. asked by sparkles
3. 526 views
a force of 3.00 N acts through a distance of 12 m in the direction of the force. find the work done
1. 1 answer
2. asked by eleim
3. 673 views
- a 1200 W motor bike can move at a maximum speed of 30.0 m/s . how much force does the motor exert?- what would be the average
1. 1 answer
2. asked by eleim
3. 697 views
a b- = - = 3, Find a + b 4 5
1. 2 answers
2. asked by Help please
3. 307 views
a b 2- =- =-, find ab 4 5 3 i'm gonna need supporting onthis
1. 4 answers
2. asked by Help please
3. 333 views
Solve for x in each of the following:a: 2/3x = 11/6 b: 3/4 / x = 1/3 c: 5/6 - 2/3x = 3/4 d: 2x/3 + 1/4 = x/6 - 1/2 Please help
1. 2 answers
2. asked by Rose
3. 434 views
A person has 29 1/2 yards of material available to make doll outfits. Each outfit requires 3/4 yard of material.a: How many
1. 2 answers
2. asked by Anon
3. 1,745 views
lia each take a bicycle trip. Anna rides 20 km 1 1/3 hours. Julia rides 100 meters in 10 minutes. Which rider has the slower
1. 2 answers
2. asked by Nina
3. 485 views
Every employee's salary at the Sunrise Software Company increases each year by 1/10 of that person's salary the previous year.A:
1. 1 answer
2. asked by KG
3. 1,441 views
tam75/2
1. 1 answer
2. asked by Abdul
3. 321 views
20 LB for $27.50; 12 LB for X dollars. Find x. Can you make it a decimal?
1. 2 answers
2. asked by rob variable
3. 557 views
3Review example 5.7 and exercise 5.7. Suppose there are 2.00 moles of O2 at 1520 mmHg and 27.0 oC. Rearrange the ideal gas law
1. 1 answer
2. asked by Feather
3. 764 views
Find the constants (a and b) for O2 in Table 5.7. Use the Van der Waals equation to determine the pressure of 1.000 mole of O2
1. 1 answer
2. asked by Feather
3. 585 views
Solve for x in terms of the other symbols:rsx^2 + s^2 x + rtx + st = 0
1. 1 answer
2. asked by Carl
3. 378 views
How to solve this system?x + [(3x-y)/(x^2+y^2)] = 3 y - [(x+3y)/(x^2+y^2)] = 0
1. 0 answers
2. asked by Francis
3. 377 views
How to find the values of x,y and z and to show the condition stated below?2yz + zx − 5xy = 2 yz − zx + 2xy = 1 yz − 2zx +
1. 1 answer
2. asked by Darone
3. 1,338 views
An open gift box is to be made from a square piece of material by cutting four-centimeter squaresfrom the corners and turning up
1. 2 answers
2. asked by Fatima
3. 756 views
Find the percent markup based on selling price, if the percent markup based on the cost is 14%. (Round to the nearest tenth
1. 3 answers
2. asked by Rochelle
3. 3,177 views
Show that the equationsqrt((x-c)^2 + y^2)+sqrt((x+c)^2 + y^2) = 2a can be simplified to (x^2/a^2) + (y^2/b^2) = 1 where b^2 =
1. 1 answer
2. asked by Airisse
3. 430 views
in the chapter of the story of keesh what was method of those pepole to coun t age of there children?
1. 1 answer
2. asked by ramneek
3. 530 views
1)When evolution was first proposed, which of the following was used as evidence to support the idea? (1 point)A)observations of
1. 5 answers
2. asked by abby
3. 1,643 views
A ball is tied to the end of a cable of negligible mass. The ball is spun in a circle with a radius 2.00 m making 0.700
1. 2 answers
2. asked by Anonymous
3. 2,322 views
1) Which of the following correctly states the relationship between hippos and whales? (1 point)A) Whales evolved from hippos.
1. 8 answers
2. asked by Anonymous
3. 4,854 views
a car enters a 300m radius flat curve on a rainy day when the coefficient of static friction is between its tires and the road
1. 2 answers
2. asked by Anonymous
3. 8,492 views
in a isosceles triangle if two equal sides are 3.5 meter each.how long is third side?
1. 1 answer
2. asked by deepak
3. 373 views
A car is traveling at a rate of 80 kilometers per hour. Set up the equation that would convert the speed to meters per second.
1. 1 answer
2. asked by Adam
3. 866 views
An airplane whose speed is 150km/hr climbs from a runway at an angle of 20° above the horizontal. What is its altitude two
1. 2 answers
2. asked by Emily
3. 1,136 views
Review example 5.10 and exercise 5.10. Suppose 1.58 moles of N2 and 0.420 moles of O2 occupy 22.41 L at a total pressure of 2.00
1. 1 answer
2. asked by Feather
3. 588 views
An object has three component velocities: 5mi/hr toward the east, 12mi/hr toward the south, and 8mi/hr toward the northwest.
1. 1 answer
2. asked by Emily
3. 559 views
how much greater is the volume of a cube whose edge is 5 inches than the volume of a cube whose edge is 4 inches?
1. 1 answer
2. asked by Shohanur
3. 683 views
Four forces are acting on an object. Force 1 has a magnitude of 5N at an angle of 70° above the +x-axis; force 2 has a
1. 2 answers
2. asked by Emily
3. 571 views
how to do a research paper
1. 2 answers
2. asked by anonymous
3. 476 views
Assume that a particular crash test expert can withstand 18 times the acceleration due to gravity. Find the shortest distance
1. 1 answer
2. asked by Issac
3. 437 views
The area, a of a rectangle whos length is twice its width, w is described by the equation, a=(w)(2w)=2w^2
1. 1 answer
2. asked by Coleson
3. 347 views
A 78 kg bag of mortar mix is sitting in the back of a truck rounding a traffic circle of radius 27 m at a speed of 21 km/h.
1. 0 answers
2. asked by Lance
3. 530 views
Find the exact solutions of the equation in the interval [0, 2π).(4 sin x)(cos x)=1
1. 4 answers
2. asked by Syndra
3. 773 views
a) What is the standard deviation of the set of data?b) What raw score will have 15% of the data set above it? c) If I have a
1. 2 answers
2. asked by anika
3. 733 views
When a metal was exposed to light at a frequency of 3.86× 1015 s–1, electrons were emitted with a kinetic energy of 3.60×
1. 0 answers
2. asked by durr
3. 589 views
Find the exact solutions of the equation in the interval [0, 2π).(cos 2x) - (cos x)=0
1. 4 answers
2. asked by Syndra
3. 2,522 views
s my outline for my research paper is this* abstract * introduction: includes the research question, general overview of your
1. 17 answers
2. asked by anonymous
3. 834 views
A pilot gets into trouble flying 2000m above the pacific ovean. He flies 550 km/h [S 30(degree)W] with a wind from the NW of 100
1. 0 answers
2. asked by John
3. 426 views
Which of the following causes a hot air balloon to rise?Resistance Conduction Convection Radiation
1. 3 answers
2. asked by Denise
3. 1,469 views
Is air a good radiator, insulator, conductor or convector of heat?If three metal spoons are on a table and each at room
1. 1 answer
2. asked by Denise
3. 1,061 views
A meteoroid is speeding through the atmosphere, traveling east at 15.5 km/s while descending at a rate of 10.6 km/s. What is its
1. 1 answer
2. asked by lisa
3. 550 views
you have not added enough sodium hydroxide to precipitate all the copper as copper hydroxide. How could you tell that not all
1. 1 answer
2. asked by bill
3. 585 views
an unknown gaseous hydrocarbon reacts with oxygen to form CO2 and H2O, DETERMINE HEAT OF FORMATION FOR THE HYDROCARBON. the
1. 1 answer
2. asked by Rita
3. 714 views
Student Calamity reported a final yield of 50%. List four things she might have done wrong to account for this yield.Student
1. 2 answers
2. asked by bill
3. 609 views
Assuming the final concentration of chloride anion after the addition of HCl (precipitation step) was 0.1M, what is the
1. 1 answer
2. asked by Sophie
3. 885 views
1. In addition to decreasing the amount of fat in a dish, salsa can also increase the amount ofA. calories and cholesterol. B.
1. 11 answers
2. asked by Sarah
3. 2,501 views
A golfer hits a shot to a green that is elevated 3 m above the point where the ball is struck. The ball leaves the club at a
1. 0 answers
2. asked by lisa
3. 583 views
Write a balanced chemical equation for the reaction of solid vanadium(V)({\rm V}) oxide with hydrogen gas to form solid
1. 1 answer
2. asked by GI
3. 4,106 views
suppose that the teacher of this class graded solely on a curve - 10% get A, etc.How might this effect students getting into
1. 1 answer
2. asked by H
3. 467 views
in the book "passing" by Nella Larsen, how is each character trapped?I was thinking about writing how they are in a way trapped
1. 0 answers
2. asked by moose
3. 533 views
the surface area of a cube is increased from 24 square centimeters to 26.016 square centimeters . use differentials to
1. 1 answer
2. asked by denial
3. 1,310 views
Use a double-angle formula to rewrite the expression.6 sin x cos x
1. 2 answers
2. asked by Syndra
3. 1,215 views
When have you asked to respond in faith to a situation you did not fully understand?
1. 4 answers
2. asked by Laruen
3. 900 views
1. If alum is heated at first too strongly causing it to splatter out of the crucible what effect will this have on the
1. 1 answer
2. asked by Nicole
3. 878 views
How many times do you need to multiply 6.5066 by ten to get 650.66?
1. 2 answers
2. asked by barbie
3. 353 views
The volume of a cube is increased from 729 cubic centimetres to 849.285 cubic centimetresUse differentials to determine : (a) by
1. 3 answers
2. asked by julia
3. 1,022 views

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