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Questions Asked on November 16, 2010

A long rectangular sheet of metal, 12 inches wide, is to be made into a rain gutter by turning up two sides so that they are
1. 4 answers
2. asked by MEG
3. 12,470 views
A uniform beam of length 1.0 m and mass 16 kg is attached to a wall by a cable that makes an angle of 30 degrees with the end of
1. 3 answers
2. asked by Sam
3. 5,360 views
A particle moves along a line so that at any time t its position is given by x(t)=2(pi)t+cos(2(pi)t). Determine the particle's
1. 1 answer
2. asked by MEG
3. 5,122 views
Using Netwon Law of Cool, the graph of T(t)=S+(T subscript --S)e^kt approaches a horizontal asymptote.What does the asymtote
1. 4 answers
2. asked by Frank
3. 4,656 views
The femur is a bone in the leg whose minium cross-sectional area is about 3.60 E-4 m2. A compressional force in excess of 6.90
1. 1 answer
2. asked by william
3. 3,134 views
How much energy does it take to convert 0.800 kg ice at -20.°C to steam at 250.°C?Specific heat capacities: ice, 2.1 J g-1
1. 1 answer
2. asked by Anonymous
3. 2,884 views
Choose the equation of the horizontal line that passes through the point (2, 4).
1. 2 answers
2. asked by Anonymous
3. 2,604 views
A 40-kg skater is standing still in front of a wall. By pushing against the wall she propels herself backward with a velocity of
1. 2 answers
2. asked by fgh
3. 2,460 views
Use a linear approximation (or differentials) to estimate the given number.Tan 44 degrees Please help.
1. 1 answer
2. asked by Chelsea
3. 2,271 views
Nitrous acid, HNO2, has a Ka of 7.1 x 10^-4. what are [H3O+], [NO2-], and [OH-] in .920 M HNO2?
1. 1 answer
2. asked by Ron
3. 2,253 views
An ideal gas in contained in a cylinder with a volume of 5.0x102mL at a temperature of 30C and a pressure of 710 torr. The gas
1. 2 answers
2. asked by julia
3. 2,176 views
Writing to Explain: Explain how you can use an array to find partial products for 4x36.
1. 11 answers
2. asked by Justine
3. 2,109 views
A company is designing shipping crates and wants the volume of each crate to be 4 cubic feet, and the crate's base to be a
1. 1 answer
2. asked by MEG
3. 2,014 views
What is the x-coordinate of the point on the curve y=e^x that is closest to the orgin?
1. 1 answer
2. asked by MEG
3. 1,928 views
A ray of light passes from air into water. The incident angle is 30o. Find the index of refraction of water if the angle of
1. 1 answer
2. asked by Yesenia
3. 1,840 views
In the story Call of the Wild.Why did "Black" Burton punch John Thorton?
1. 1 answer
2. asked by paul white
3. 1,831 views
If you used 648 KWH and the power company charges 0.05954/KWH with a customer charge of $2.85, how much will you pay?
1. 4 answers
2. asked by Anonymous
3. 1,795 views
4.0 gram of ferrous ammonium sulphate, FeSO4*(NH4)2SO4 * 6H2O, is used. Since the oxalate is in excess , Calculate the
1. 1 answer
2. asked by Kesha
3. 1,786 views
Determine the amount concentration of potassium ions and dichromate ions in a solution made by dissolving 44.7 g of potassium
1. 2 answers
2. asked by Anonymous
3. 1,721 views
Please help! My Mom and I are disagreeing! Jazz began in New Orleans. Verb is began and it is intransitive. 2) Jazz musicians
1. 5 answers
2. asked by Reed
3. 1,709 views
Simplify:(cosx + cos2x + cos3x + cos4x + cos5x + cos6x) / (sinx + sin2x + sin3x + sin4x + sin5x + sin6x) into a single Cotangent
1. 2 answers
2. asked by Jeff
3. 1,706 views
Four balls are simultaneously picked at random from a jar containing 2 red balls, 2 green balls, and 6 yellow balls.What is the
1. 2 answers
2. asked by Molly
3. 1,673 views
Suppose x is a uniform random variable with c=10 and d=90. Find the probability that a randomly selected observation exceeds26.
1. 2 answers
2. asked by Nancy
3. 1,670 views
In the latest Indian Jones film, Indy is supposed to throw a grenade from his car, which is going 79.0 km/h, to his enemy's car,
1. 3 answers
2. asked by bobjahng2
3. 1,645 views
A cyclist intends to cycle up a 7.5 degree hill whose vertical height is 170 m.Assuming the mass of bicycle plus cyclist is 95
1. 1 answer
2. asked by Linda
3. 1,593 views
A stone tied to the end of a string, 80 cm long, is whirled in a horizontal circle with a constant speed. If the stone makes 14
1. 2 answers
2. asked by stacy
3. 1,549 views
CONFLICT OF INTERESTBig Company is a large manufacturer of health-care products that is under fire from the government to lower
1. 3 answers
2. asked by shannon
3. 1,546 views
2 trees are 80 m apart . from a point halfway between the trees, angles of elevvation of the tops of the trees are measured.
1. 0 answers
2. asked by anu
3. 1,537 views
y= 6x is written as:Choices y = log(6)x x = log(6)y I chose y = log(6)x, correct?I did the inverse so x = 6^x isolate y so it
1. 2 answers
2. asked by Jesse
3. 1,501 views
Originally priced at $35 now on sale for 25% what proportion could you do to find d the discount of the price
1. 2 answers
2. asked by Abby
3. 1,474 views
A novice skier, starting from rest, slides down a frictionless 33.0° incline whose vertical height is 127 m. How fast is she
1. 2 answers
2. asked by carol
3. 1,428 views
A man bought two vanilla ice cream cones, three chocolate cones, four strawberry cones and one pistachio cone for his ten
1. 4 answers
2. asked by kitkat
3. 1,425 views
At Smart Middle School students are required to take 7 classes each grading period. At the end of each grading period a student
1. 1 answer
2. asked by Anonymous
3. 1,403 views
Herman is making a small triangular table. If two of the sides will measure about 25 inches each, how many inches should the
1. 4 answers
2. asked by Andrew
3. 1,393 views
The femur is a bone in the leg whose minimum cross-sectional area is about 3.60 10-4 m2. A compressional force in excess of 6.90
1. 3 answers
2. asked by yoni
3. 1,344 views
answers to objective 3-c algebra with pizzazz
1. 3 answers
2. asked by amanda
3. 1,333 views
Two 2.3 kg balls are attached to the ends of a thin rod of negligible mass, 65 cm in length. The rod is free to rotate in a
1. 1 answer
2. asked by Putty wad
3. 1,332 views
Find the x-coordinates of all points on the graph of y = x^3 - 4x^2 + 5x at which the tangent line is parallel to 2y - 10x - 7 =
1. 3 answers
2. asked by Drew
3. 1,318 views
Starting from rest, a 98-kg firefighter slides down a fire pole. The average frictional force everted on him by the pole has a
1. 2 answers
2. asked by Shannon
3. 1,243 views
A boater finds herself 4 miles fromm the nearest point on a straight shore line whech is 6 miles from a shoreside motel. She
1. 0 answers
2. asked by MEG
3. 1,241 views
In the cabin of a jetliner that travels at 600 km/h, a pillow drops from an overhead rack into your lap below. Since the
1. 0 answers
2. asked by Justin
3. 1,240 views
suppose you wish to estimate a population mean based on a random sample of n observations, and prior experience suggests that
1. 1 answer
2. asked by Courtney
3. 1,229 views
can someone please help me with this question:mass of ferrous ammonium sulfate = 4g mass of k3(fe(c204)3)*3h2o = 4.25 g 1) using
1. 2 answers
2. asked by eddy
3. 1,220 views
A snail begins climbing from the bottom of a well that is 10 feet deep. Each day it climbs 3 feet, and each night it slips down
1. 5 answers
2. asked by Jansi
3. 1,210 views
An 18.0 kg box is released on a 35.0° incline and accelerates down the incline at 0.269 m/s2. Find the friction force impeding
1. 1 answer
2. asked by Jamie
3. 1,210 views
Calculate the concentrations of hydronium and hydroxide ions in a solution prepared by dissolving 0.345g of solid NaOH in enough
1. 2 answers
2. asked by Natalea
3. 1,186 views
How would I setup the equation for the perimeter and area of a similar (6inch width, and 8 inch length)rectangle that is
1. 1 answer
2. asked by sandra
3. 1,160 views
"A friend in need is a friend indeed!" is the life lesson that my father taught me. I learned from him that we should try hard
1. 1 answer
2. asked by rfvv
3. 1,159 views
write a pamplet against the government of charles 1 that you imagine walter prynne might have written
1. 2 answers
2. asked by navdeep
3. 1,153 views
Ryan Left The science Museum and drove south Gabriella left three hours later driving 42 km/h faster in an effort to catch up to
1. 5 answers
2. asked by Evee
3. 1,146 views
In an isosceles triangle ABis congruent to BC. Measure of angle A is x +3y and the measure of angle C is 3x +2y. The measure of
1. 0 answers
2. asked by Aaron
3. 1,134 views
Find the number of seating arrangements of eight basketball players on a bench if either the one centre or both of the two
1. 1 answer
2. asked by kitkat
3. 1,122 views
I forgot to include a few other sentences on the comparatives of adverbs.1) He lives the farthest from the school. He has the
1. 1 answer
2. asked by Franco
3. 1,114 views
The volume of a flask is 300.0 mL, the pressure in the room is 770 mmHg and the temperature is 22.0°C. How many moles of CO2
1. 1 answer
2. asked by Anonymous
3. 1,113 views
The 3.0cm-diameter water line in the figure splits into two 1.0cm -diameter pipes. All pipes are circular and at the same
1. 0 answers
2. asked by Allison
3. 1,106 views
give brief explanation of the origin of both football and soccer
1. 2 answers
2. asked by mildred
3. 1,104 views
how would you write in a decimal:nine tousands,six hundred five and nine tenths
1. 2 answers
2. asked by samantha
3. 1,104 views
I'm after understanding more than an answer but an answer would be greatly appreciated.The question reads as "On the answer
1. 0 answers
2. asked by Jack
3. 1,099 views
What is the total number of sigma and pi bonds in the molecule {CH}_3{NCO}?
1. 0 answers
2. asked by Sneha
3. 1,093 views
Sales for the month were $650,000, 85% of sales were on account. Gross margin is 40% of sales.
1. 1 answer
2. asked by Thara
3. 1,093 views
consider the following balance chemical equation:2NH3(g)+3CuO(s)=N2(g)+3Cu(s)+3H2O(g) if 18.1grams of ammonia reacts with 90.4
1. 2 answers
2. asked by julia
3. 1,089 views
A 8.6 kg board is wedged into a corner and held by a spring at a 50.0° angle, as the drawing shows. The spring has a spring
1. 0 answers
2. asked by tim
3. 1,087 views
A soap company will give away a million dollars to everyone who guesses the order into which they have arranged the letters of
1. 3 answers
2. asked by kitkat
3. 1,073 views
4.0 g of ferrous ammmonium sulphate, FeSO4(NH4)2SO4 6H2O, is used. Since the oxalate is in excess, calculate the theoretical
1. 1 answer
2. asked by Serena
3. 1,062 views
A sturdy wooden board, 4.0 meters long and with a mass of 32 kg, rests on two supports (labeled L and R) placed 1.2 m from each
1. 1 answer
2. asked by Sam
3. 1,044 views
the sum of 3 consecutive integers is the same value as twice the greatest of the integers. Find the 3 integers.
1. 1 answer
2. asked by Kory
3. 1,043 views
how many equivalents of sulfuric acid are in 20mL of 0.35 N H2SO4 solution? How many grams?
1. 1 answer
2. asked by Dricka
3. 1,023 views
Is sugar a covalent or ionic compound?
1. 1 answer
2. asked by Emily
3. 1,021 views
A gymnast of mass 68.0 {\rm kg} hangs from a vertical rope attached to the ceiling. You can ignore the weight of the rope and
1. 1 answer
2. asked by mas
3. 1,015 views
The CIO of ABC Health Care wants you to develop an organizational chart for the HIM Department. The chart should portray the
1. 1 answer
2. asked by Debra
3. 998 views
A student did the Synthesis of Salicylic Acid experiment starting with 3.89 g of methyl salicylate (C8H8O3) and using 40 mL of
1. 1 answer
2. asked by Lena
3. 992 views
A 4.9 kg bucket of water is raised from a wellby a rope. The acceleration of gravity is 9.81 m/s2 . If the upward acceleration
1. 2 answers
2. asked by Joey
3. 982 views
Write the equation of the perpendicular bisector of the line segment AB with endpoints A(1,1) and B(7,5). Write your answer in
1. 1 answer
2. asked by Marissa
3. 976 views
how do you do linear functions?...for ex.xy=6..whats the answer?
1. 1 answer
2. asked by taylor
3. 975 views
On a day when the air temperature is 75°F, the relative humidity is measured to be 86%. How many degrees would the air
1. 1 answer
2. asked by Adrienne
3. 974 views
A spring is hung from the ceiling. A 0.300 kg block is then attached to the free end of the spring. When released from rest, the
1. 1 answer
2. asked by steve
3. 972 views
A rectangular swimming pool is 7 meters longer then it is wide. It is surrounded by a concrete walkway 1.5 meters wide. The area
1. 1 answer
2. asked by Jim
3. 960 views
a basketball player made 24 out of 75 free throws. what percent is this?
1. 3 answers
2. asked by Anonymous
3. 960 views
If you consider The Call of the Wild to be an allegory, which one of the following statements would be true?
1. 1 answer
2. asked by Anonymous
3. 935 views
Mr. Phillips decides to have a completely fenced-in garden. It will be laid out so that one side is adjacent to his neighbor's
1. 3 answers
2. asked by MEG
3. 931 views
First make a substitution and then use integration by parts to evaluate.The integral of (x^9)(cos(x^5))dx What do you substitute
1. 1 answer
2. asked by Adam
3. 911 views
Two People who weigh the same climb a flight of stairs. The 1st person climbs the stairs in 30s, and the 2nd person climbs them
1. 3 answers
2. asked by Lee
3. 908 views
I have a few question I need answered, if anyone could help I would really appreciate it...2. All Presidents but one have been
1. 5 answers
2. asked by Pablo
3. 903 views
Two hockey pucks approach each other as shown in the figure below. Puck 1 has an initial speed of 22 m/s, and puck 2 has an
1. 1 answer
2. asked by J Velji
3. 891 views
a quadrilateral with angles that mesure: 10x-25, 10x, 3x to the second power, and 2x to the second power. solve for x.
1. 1 answer
2. asked by miguel
3. 891 views
Please help this question is from my unit on linear programing and I'm having trouble completing it.A company manufactures
1. 0 answers
2. asked by Maddy
3. 890 views
Ok here is another one!Concentrated aqueous HClO4 has a concentration of 14.8 M. Calculate the concentrations of ALL ions
1. 1 answer
2. asked by Natalea
3. 886 views
It is thought that prehistoric Indians did not take their best tools, pottery, and household items when they visited higher
1. 1 answer
2. asked by jaipreet
3. 884 views
In Act 4, Claudius notes that “sorrows come…in battalions.” By the end of the play these sorrows include the deaths of all
1. 2 answers
2. asked by rainy
3. 880 views
I need help to create a project for vb auto center from Programming in Visual Basic 2008 Chapter 11 pg 468.Write a project to
1. 4 answers
2. asked by Geri
3. 875 views
can you answer this question?a store is offering a discount of 30% on a suit. There is a sales tax of 6%. A) using a composition
1. 1 answer
2. asked by rachel
3. 868 views
Twice the measure of the supplement of an angle is 39 degrees less than five times the complement of the angle. What is the
1. 1 answer
2. asked by saddie
3. 866 views
kanyadoon express runs between dehradun and kanyakumari. for up & down train journey, kanyadoon express starts at 0900 hours
1. 1 answer
2. asked by sona
3. 865 views
The table below shows the cost of renting a bike for a given amount of time, find the rate of change in cost with respect to
1. 1 answer
2. asked by Allyson
3. 863 views
A rocket is launched at an angle of 56.0° above the horizontal with an initial speed of 101 m/s. The rocket moves for 3.00 s
1. 1 answer
2. asked by kayla
3. 863 views
Solve the equation. 2 sinx = 0.8. 0< x < 360 degrees
1. 1 answer
2. asked by Heena
3. 860 views
a company introduces a new product for which the number of units sold S isS(t)=200(5-(9/2+t)) where t is the time in months.
1. 1 answer
2. asked by kel
3. 851 views
Ryan reaches into his gym bag for a pair of running shoes. If there are seven different pairs of shoes loose in the bag, how
1. 9 answers
2. asked by kitkat
3. 845 views
Compute the line integral of F = <X^3, 4X> along the path from A to B. The path from A to B is not closed, it starts at A which
1. 0 answers
2. asked by Calvin
3. 836 views
Let π denote the proportion of grocery store customers that use the store's club card. For a large sample z test of H0: π = .5
1. 1 answer
2. asked by Jennifer
3. 834 views

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