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2012
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Questions Asked on March 31, 2012

Can someone check my work please?What is the area of the figure below? 18 in² 30 in² 36 in² (my choice) 60 in² What is the
1. 16 answers
2. asked by kevin
3. 12,930 views
A girl of mass 55 kg throws a ball of mass 0.8 kg against a wall. The ball strikes the wall horizontally with a speed of 25 m/s,
1. 4 answers
2. asked by Alex
3. 7,172 views
The weight of the atmosphere above 1 m^2 of Earth's surface is about 100,000 N. Density, of course, becomes less with altitude.
1. 1 answer
2. asked by C
3. 6,668 views
Estimate the buoyant force that air exerts on you. (To do this, you can estimate your volume by knowing your weight and by
1. 3 answers
2. asked by C
3. 6,067 views
Last year, Susan had 30,000 to invest. She invested some of it in an account that paid 8% simple interest per year, and she
1. 1 answer
2. asked by Hailey
3. 4,920 views
Part of a single rectangular loop of wire with dimensions .35 m by .75 m (.35 is the height and .75 is the length) is situated
1. 1 answer
2. asked by Nadine
3. 3,809 views
An investment of $93,000 was made by a business club. the investment was split into three parts and lasted for one year. The
1. 2 answers
2. asked by XOCHIL
3. 3,387 views
Can someone please check my work? Thank you.Which of the style guides is most focused on professionals who are writing articles
1. 12 answers
2. asked by kevin
3. 3,115 views
tugboat goes 160 miles upstream in 10 hours. The return trip downstream takes 5 hours. Find the speed of the tugboat without a
1. 2 answers
2. asked by scott
3. 2,784 views
10.For each of these sets of premises, what relevant conclusion or conclusions can be drawn? Explain the rules of inference used
1. 2 answers
2. asked by soasi piutau
3. 2,701 views
there are fewer than 6 dozen eggs in a basket. If I count them by 2's there is 1 left over. If I count them by 3's there are 2
1. 1 answer
2. asked by sam
3. 2,488 views
In a 25 degree C room, hot coffee in a vacuum flask cools from 72 degree C to 54 degree in 8 hours.Find its temperature after
1. 2 answers
2. asked by Kristie
3. 2,164 views
A rectangular garden, with length twice its width, is to be expanded so that each side is increased by 4 yards.a. Write
1. 2 answers
2. asked by jayzatar
3. 2,087 views
e AM and FM radio waves are transverse waves consisting ofelectric and magnetic disturbances traveling at a speed of 3.00 x 10 8
1. 2 answers
2. asked by rahul patel
3. 2,086 views
In which sentence is ceased used inappropriately and why:A. After the rain ceased, the sun came out. B. When the teacher told us
1. 5 answers
2. asked by Jane
3. 1,791 views
If two medians of a triangle are equal, prove that the triangle formed by a segment of each median and the third side is an
1. 2 answers
2. asked by Nuwaya
3. 1,748 views
What are the similarities and differences in finding the volumes of a rectangular prism, a triangular prism, and a cylinder?
1. 2 answers
2. asked by Jessie
3. 1,709 views
A bat strikes a 0.145kg baseball. Just before impact, the ball is traveling horizontally to the right at 60.0 m/s , and it
1. 1 answer
2. asked by NOT char
3. 1,648 views
What is the concentration of Ag+ remaining in solution?Calculate the following when 0.250 L of 0.249 M AgNO3 solution is mixed
1. 1 answer
2. asked by hellp
3. 1,577 views
In lab, Will burns a 0.6 g peanut beneath 48 g of water, which increases in temperature from 22 degree C to 55 degree C. The
1. 1 answer
2. asked by christy
3. 1,544 views
A stone is thrown vertically upward at 15 m/s. Neglect friction due to the air. What is the stone's velocity after 2 seconds?
1. 3 answers
2. asked by Nikhil
3. 1,543 views
a point charge q=-8.0nC is located at origin . find electric field vector at point x=1.2m,y=-1.6m
1. 1 answer
2. asked by B.Y.SARAT
3. 1,522 views
Simplify the following exponents and rewrite it in an equivalent form with positive exponents..24x^3y^-3/72x^-5y^-1
1. 2 answers
2. asked by sherry
3. 1,466 views
A ferris wheel at the fair has a radius of 60 feet. If it takes 24 seconds to make a full revolution, what is the linear speed
1. 1 answer
2. asked by Emily
3. 1,430 views
wht is the area of a circle with a circumference of 25 meters? I have to use pi(3.14) and round to the nearest square meter.
1. 2 answers
2. asked by Crystal
3. 1,415 views
Two cars collide at an intersection. Car A, with a mass of 2000kg, is going from west to east, while car B, of mass 1300kg, is
1. 0 answers
2. asked by char
3. 1,409 views
an investor invested a total of 1,600 in 2 mutual funds.One fund earned a 6% profit while the other earned a 2% profit. If the
1. 3 answers
2. asked by scott
3. 1,362 views
he heritability of intelligence refers to:Question 10 options: the extent to which an individual's intelligence is attributable
1. 1 answer
2. asked by milla
3. 1,354 views
Blocks A (mass 2.50 kg) and B (mass 10.00 kg) move on a frictionless, horizontal surface. Initially, block B is at rest and
1. 1 answer
2. asked by char
3. 1,343 views
Answer the following questions based on 2NH3->N2+3H2+450JoulesHow much heat is released in the equation: 6NH3->3N2+9H2 What is
1. 1 answer
2. asked by JR.
3. 1,333 views
Lost Luggage in Airlines Transportationofficials reported that 8.25 out of every 1000 airline passengers lost luggage during
1. 1 answer
2. asked by lela
3. 1,304 views
use rational exponents to writex 1/4.y 1/6.z 1/9 as a single radical expression
1. 1 answer
2. asked by Sandra M
3. 1,298 views
a point charge q=-8.0nC is located at origin . find electric field vector at point x=1.2m,y=-1.6m
1. 3 answers
2. asked by B.Y.SARAT
3. 1,295 views
Find the sum of the smallest 2 digit prime number and the largest 2 digit prime number.
1. 1 answer
2. asked by ssssss
3. 1,294 views
12. The specific heat of copper is 0.385 J/g • °C. Which equation would you use to calculate the amount of heat needed to
1. 1 answer
2. asked by miki
3. 1,287 views
When the atomic bomb exploded, almost everyone in Hiroshima saw a flash whiter than anything they had ever seen. True or false
1. 2 answers
2. asked by Lisa
3. 1,260 views
What is the [H3O+] for a neutral solution at 50 degrees celsius?I know that kw=[H3O+][OH-] but I am not sure what to do to get
1. 3 answers
2. asked by Hannah
3. 1,249 views
Short Answer.Raise the quanity in parenthesis to the indicated exponents and simplify.Express answers with positive
1. 0 answers
2. asked by sherry
3. 1,243 views
Consider an airplane with a total wing surface of 90 m^2. At a certain speed the difference in air pressure below and above the
1. 2 answers
2. asked by christy
3. 1,183 views
L. L. Thurstone identified seven clusters of primary mental abilities including word fluency, memory, and reasoning. He claimed
1. 1 answer
2. asked by milla
3. 1,173 views
If I react a phosphorus ylide with trans-cinnamaldehyde, what would the ratio of trans-trans to cis-trans isomer would I likely
1. 1 answer
2. asked by Sam
3. 1,170 views
The magnitude of vector A is 18 units at an angle of 90 degrees with the x-axis, and the magnitude of vector B is 12 units at an
1. 1 answer
2. asked by Ro2ita
3. 1,139 views
A 600- newton diver dives off a 10 meter platform. If it takes 2 seconds to hit the water, what is the diver's power?
1. 2 answers
2. asked by Porky
3. 1,122 views
The circumfernce of a circus ring is 13 meters. Esimate the radius of the ring.
1. 2 answers
2. asked by Crystal
3. 1,121 views
use method of substitution to solve the system of linear equations.2x-y=3 9x-4y=14 is the solution an ordered pair(,)
1. 2 answers
2. asked by scott
3. 1,121 views
1)volume of a ctlinder: 198mmRadius base: ?? Height of cylinder: 7mm 2)Volume of a triangular prism:60 cu yd Length of base: ??
1. 1 answer
2. asked by Renee
3. 1,110 views
Light waves with two different wavelengths, 632 nm and 474 nm, pass simultaneously through a single slit whose width is 7.63 x
1. 3 answers
2. asked by Jim
3. 1,103 views
Plz explain to me how to do this problem?A red river is 4000 miles long the yellow river is 98.8% length of the amazon. What is
1. 1 answer
2. asked by Amy
3. 1,073 views
Draw a regular pentagon on a base AB 35mm long, within it inscribe the largest equilateral triangle.
1. 0 answers
2. asked by Christopher
3. 1,059 views
What would be the final temperature of a mixture of 50 g of 15 degrees C water and 50 g of 40 degrees C water?
1. 1 answer
2. asked by Jim
3. 1,058 views
A es004-1.jpginch circular saw blade rotates at 5200 revolutions per minute.a) Find the angular speed of the saw blade in
1. 1 answer
2. asked by Emily
3. 1,044 views
How many moles of O are there in 32.4g N2O5, how many oxygen and nitrogen atoms are there in the 32.4g?
1. 1 answer
2. asked by Mary
3. 1,030 views
A lawn sprinkler covers a rectangular pattern of 20ft x 30ft.1)If the flow rate of the sprinkler is 2.5 gpm, derive a formula
1. 1 answer
2. asked by Anil
3. 1,025 views
On a perfect fall day, you are hovering at low altitude in a hot-air balloon, accelerated neither upward nor downward. The total
1. 0 answers
2. asked by Kristie
3. 988 views
z varies directly as x^2. If z=36 when x=3,find zwhen x=4.
1. 1 answer
2. asked by Jay
3. 984 views
1.a swimming pool has a radius of 10 feet and a height of 4 feet. What is the volume?2.What is the volume of a soup can with a
1. 3 answers
2. asked by Renee
3. 984 views
Question.For many years you have heard exciting and humorous tales about an elderly aunt/uncle in your family.Someone gives you
1. 7 answers
2. asked by parveen
3. 971 views
Lithium hydroxide is used in the space program to remove carbon dioxide (from respiration) in spacecraft. Specifically, lithium
1. 1 answer
2. asked by Trinny
3. 946 views
transportation officials reported that 8.25 out every 1000 airline passengers lost luggage during their travels last year.if we
1. 0 answers
2. asked by lela
3. 937 views
explain why a savings and loan association that pays a nominal rate of 4.5% interest, compounded daily, actually pays an
1. 1 answer
2. asked by cory
3. 904 views
A rat and a cat is 35 m apart. When the rat started to run at 2 km/h (0.556 m/s), the cat started to chase him at 1 m/s2. Can
1. 1 answer
2. asked by Anonymous
3. 878 views
Find the equation of the tangent to the graph at the indicated point.f(x) = x^2 − 1; a = 3 and f(x) = x^2 − 8x; a = −9
1. 1 answer
2. asked by Nick
3. 872 views
two men are carrying a 12m uniform ladder on their shoulders. Man A is 1.0m from one end, and man B is 3.0m from the other end.
1. 1 answer
2. asked by José
3. 854 views
solve this system of equations and solve for triple pair:x+y+z=8 2y+4y+2z=26 -x+8y-3z=26
1. 1 answer
2. asked by XOCHIL
3. 834 views
An investment of $93,000 was made by a business club. the investment was split into three parts and lasted for one year. The
1. 1 answer
2. asked by XOCHIL
3. 821 views
Multiply.(2/5t-1)(3/5t+1)
1. 1 answer
2. asked by sherry
3. 801 views
A 22 kg girl slides down a playground slide that is 3.6 m high. When she reaches the bottom of the slide, her speed is 1.7 m/s.T
1. 1 answer
2. asked by Ashley
3. 763 views
a student randomly guesses at five multiple-choice questions, each question has five possible choices (suppose the choice for
1. 0 answers
2. asked by jeanette
3. 760 views
Weighted Average Cost of Capital)As a member of the Finance Department of Ranch Manufacturing, your supervisor has asked you to
1. 0 answers
2. asked by Mike
3. 756 views
Calculate the molar solubility of Cu(OH)2, Ksp = 2.2 × 10–20, in 0.91 M NH3. Don't forget to use the complexation reaction
1. 1 answer
2. asked by Debbie
3. 755 views
Four people sit in a car. The masses of the people are 41 kg, 47 kg, 53 kg, and 55 kg. The car's mass is 1020 kg. When the car
1. 4 answers
2. asked by Priyanka
3. 753 views
Three balls with masses of 4 g, 6 g, and 4 g,respectively, are connected by massless rods. The balls are located (in meter
1. 1 answer
2. asked by Amber
3. 750 views
A circular loop in the plane of the paper lies in a 0.78 T magnetic field pointing into the paper.If the loop's diameter changes
1. 1 answer
2. asked by Nadine
3. 724 views
A hockey player shoots the puck which is initially at rest by applying a force of 72 N through a displacement of 1.6 m. The mass
1. 2 answers
2. asked by Anonymous
3. 685 views
Calculate the partial pressure of monatomic hydrogen in hydrogen gas at 2000 K and 1 atm pressure.Given: (i) For ½ H2 ï‚®
1. 3 answers
2. asked by Plizzz help me
3. 680 views
Part of a single rectangular loop of wire with dimensions .35 m by .75 m (.35 is the height and .75 is the length) is situated
1. 2 answers
2. asked by Charlie
3. 680 views
Luke is trying to catch a pesky animal that keeps eating vegetables from his garden. He is building a trap and needs to use a
1. 2 answers
2. asked by Riya
3. 662 views
A 200g tennis ball approaches a racket at 20m/s, is in contact with the racket for 0.008s, and the ball rebounds at 4m/s. Find
1. 1 answer
2. asked by sugin
3. 657 views
How much heat is absorbed by a 2000 kg granite boulder as energy from the sun causes its temperature to change from 7°C to
1. 1 answer
2. asked by Anonymous
3. 652 views
A particle of mass m kg is attached to one end A of a model spring OA of natural length L=0.81m and stiffness K N/m. The spring
1. 0 answers
2. asked by Anonymous
3. 650 views
I know what a internal customer is, but what are some ways you can resolve conflict with a internal customer.
1. 1 answer
2. asked by Bryan
3. 647 views
Find the Dimensions of a rectangular garden of the greatest area that can be enclosed in 40 feet of fencing.
1. 1 answer
2. asked by John
3. 646 views
Fimd the market price and demand for the pair of supply and demand equAtions:supply: Q=88p+653 Demand: q=1903- 37 p
1. 1 answer
2. asked by Janine
3. 637 views
I urgently need you to help me,write five sentences about why you think knowledge of English language registers will be
1. 1 answer
2. asked by Siarah
3. 630 views
4 Consider an airplane with a total wing surface of 90 m^2. At a certain speed the difference in air pressure below and above
1. 0 answers
2. asked by Jim
3. 630 views
. Susan's room is 9 feet long. The area of the room is 54 square feet.What is the perimeter of her room?
1. 2 answers
2. asked by Anonymous
3. 616 views
Thank you very much, Writeacher. Can you also suggest to me short reading comprehension (to be done in 15 minutes) with a set of
1. 1 answer
2. asked by Matthew
3. 608 views
Zaidi drove 9.8 kilometers on Monday and 7.39 kilometers on Tuesday. What is the total number of kilometers she drove.
1. 1 answer
2. asked by Tye
3. 607 views
The perimeter of a rectangle is 18 ft.The length is 1 ft longer than the width. Find the deminsions using a system of linear
1. 1 answer
2. asked by XOCHIL
3. 606 views
the height, at a given time, of a child above the ground when the child is on the trampoline is shown in the table. determine a
1. 0 answers
2. asked by Katie
3. 599 views
calculate the ionization constant of the conjugate base for a solution made from 0.2Molar HC2H3O2 and 0.5Molar C2H3O2.The
1. 1 answer
2. asked by laze
3. 598 views
Short answer.Raise quanity in parenthesis to the indicated exponents and simplify te resulting expression. Express powers with
1. 1 answer
2. asked by sherry
3. 596 views
Steel expands 11 parts in a million for each 1 degree C change. Consider a 40,000 km steel pipe that forms a ring to fit snugly
1. 0 answers
2. asked by C
3. 590 views
a string is wrapped around a cylinder with radius of 20cm. If the force of 300N is applied to the string, what is the magnitude
1. 1 answer
2. asked by jose souljoe
3. 584 views
Given the wage in dollar per day and the CPI for years 1 and 2 how do you calculate the nominal % increase in wage and the real
1. 0 answers
2. asked by Hannah
3. 582 views
Volume of a triangular prism:1000 cu ftLength of base: ?? Height of base: 2ft Height of prism:40ft
1. 1 answer
2. asked by Jessie
3. 576 views
please help me solveMultiply and simplify type exponential notation with positive exponents (64a^2)/(2a^2-16a+32) x (2a-8)/8a
1. 1 answer
2. asked by Sandra M
3. 573 views
2 PARTICLES [FREE TO MOVE] WITH CHARGES +q and +4q are a distance L APART. A 3RD CHARGE IS PLACED SO THAT THE ENTIRE SYSTEM IS
1. 1 answer
2. asked by B.Y.SARAT
3. 569 views
Hi, I'm doing a science fair and they're asking us to put pictures of us doing experiments or to bring in a model. In my project
1. 4 answers
2. asked by samantha
3. 568 views
Got my as chemistry practical next week on OCR. Really stuck on it, don't know how to work out how the expected volume of CO2 is
1. 0 answers
2. asked by anonymous
3. 566 views

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