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Questions Asked on October 14, 2011

Two objects with masses of 3.00 kg and 7.00 kg are connected by a light string that passes over a frictionless pulley(a)
1. 3 answers
2. asked by savannah
3. 8,995 views
A snorkeler takes a syringe filled with 16 mL of air from the surface, where the pressure is 1.0 ATM, to an unknown depth. The
1. 1 answer
2. asked by Monique
3. 7,481 views
A solution contain 43mEq/L of Cl- and 11 mEq/L of HPO4*2-. If the only cation in the solution is Na+ what is the Na+
1. 1 answer
2. asked by Connie
3. 5,668 views
Suppose two boxes on a frictionless table are connected by a heavy cord of mass 1.0 kg. Calculate the acceleration (magnitude)
1. 1 answer
2. asked by Sydney
3. 4,727 views
Mr. Wilson invested money in two accounts. His total investment was $40,000. If one account pays 4% in interest and the other
1. 3 answers
2. asked by chanell
3. 4,020 views
the 9th term of an AP is 52 while the 12th term is 70.find the sum of its 20th term
1. 3 answers
2. asked by Anonymous
3. 3,403 views
A developer wants to build homes on a rectangular plot of land 4 kilometers long and 3 kilometers wide. In this part of the
1. 1 answer
2. asked by jordan
3. 3,045 views
What coefficients are needed to balance the equation for the complete combustion of methane? Enter the coefficients in the order
1. 3 answers
2. asked by CHRIS
3. 2,946 views
Convert a pressure of 23.8 in. Hg into kilopascal.Ok so I looked up kilopascal and it Said 1 Kpa = 1000 pa So I began to set it
1. 1 answer
2. asked by Monique
3. 2,723 views
Givenf(x) = (x^4 + 17) / (6x^2 + x - 1) Identify any points of discontinuity, and determine (giving reasons) if they are
1. 1 answer
2. asked by Mishaka
3. 2,584 views
A 23- bullet traveling 230 penetrates a 3.6 block of wood and emerges cleanly at 170 . If the block is stationary on a
1. 2 answers
2. asked by pat
3. 2,504 views
The East Company manufactures several different products. Unit costs associated with Product ORD203 are as follows:Direct
1. 2 answers
2. asked by carol
3. 2,470 views
Your engineering firm is asked to specify the maximum load for the elevators in a new building. Each elevator has mass 500 kg
1. 2 answers
2. asked by mera
3. 2,101 views
The sum of two consecutive even integers is 118.A. Define a variable for the smaller integer. B. What must you add to an even
1. 2 answers
2. asked by Brianna
3. 2,037 views
A jet leaves the Charlotte, North Carolina, airport traveling at an average rate of 564 km/h. Another jet leaves the airport one
1. 1 answer
2. asked by Brianna
3. 1,915 views
Assume the world population will continue to grow exponentially with a growth constant (corresponding to a doubling time of
1. 1 answer
2. asked by Isiah
3. 1,840 views
Supposeg(x) = { 1 / (x - 2) if x < 1 2x - 4 if x >/= 1 The best description concerning the continuity of g(x) is that the
1. 1 answer
2. asked by Mishaka
3. 1,777 views
The space shuttle has a total mass of 2.0 x 10^6 kg. At liftoff, the engines exert a total thrust of 35 x 10^6 N. Calculate the
1. 1 answer
2. asked by Anonymous
3. 1,714 views
Find the equation (in terms of x and y) of the tangent line to the curve r=3sin3(theta) at theta=pi/4.I don't know if I'm taking
1. 7 answers
2. asked by Jessica
3. 1,582 views
Problem 11.3 -- Kelly is a 35 year old single parent with a one-year-old son. She earns $45,000 a year as a marketing analyst
1. 1 answer
2. asked by Vanessa
3. 1,559 views
Two balls have the same mass of 3.085 kg and identical charges of 21.0 ìC. They hang from the ceiling on strings of identical
1. 1 answer
2. asked by emine
3. 1,552 views
What mass of water is produced from the complete combustion of 2.60×10−3 of methane?Express your answer with the appropriate
1. 2 answers
2. asked by CHRIS
3. 1,548 views
The sum of two consecutive odd integers is 56.A. Define a variable for the smaller integer. B. What must you add to an odd
1. 2 answers
2. asked by Bri
3. 1,531 views
A uniform chain 10m long and weighing 6 kg permetre hangs vertically.calculate the work required to wind it up
1. 1 answer
2. asked by vishal
3. 1,491 views
A spherical rock rests at the top of a steep hill. the rock has A)Potential Energy B) Chemical energy C)Kinetic energy or D) no
1. 2 answers
2. asked by Jon
3. 1,489 views
Use linear approximation to estimate the amount of paint in cubic centimeters needed to apply a coat of paint cm thick to a
1. 1 answer
2. asked by john
3. 1,454 views
Supposeg(x) = { 1 / (x-2) if x < 1 2x - 3 if x >/= 1 The best description concerning the continuity of g(x) is that the function
1. 3 answers
2. asked by Mishaka
3. 1,446 views
Ionic bonds and covalent bonds:Ionic Bond(s) for: K&S -> K2S N&Be -> Be3N2 Al&P -> AlP Covalent Bond(s) for: C&F -> CF4 S&O ->
1. 1 answer
2. asked by -Untamed-
3. 1,441 views
a large ferris wheel is 100 feet in diameter and rises 10 feet off the ground. each revolution of the wheel takes 30 seconds. A)
1. 1 answer
2. asked by rachel
3. 1,381 views
Using these steps, consider a cognitive “problem” a young child might encounter that he/she needs help with (such as putting
1. 1 answer
2. asked by amy
3. 1,377 views
A missile is shot straight up into the air. At the peak of its trajectory, it breaks up into three pieces of equal mass, all of
1. 2 answers
2. asked by Anonymous
3. 1,360 views
A 3.56-kg steel ball strikes a massive wall at 10.0 m/s at an angle of θ = 60.0° with the plane of the wall. It bounces off
1. 2 answers
2. asked by Anonymous
3. 1,342 views
The speed of a moving bullet can be determined by allowing the bullet to pass throughtwo rotating paper disks mounted a distance
1. 1 answer
2. asked by liz
3. 1,307 views
A ball is thrown horizontally from the roof of a building 55 m tall and lands 50 m from the base. What was the ball's initial
1. 1 answer
2. asked by Millie
3. 1,298 views
write a polynomial function of least degree that has real coefficeints the given zeros and a leading coefficient of 1. the
1. 1 answer
2. asked by jay
3. 1,293 views
What is the concentration, mass/vol percent (m/v) of a solution prepared from 50.gNaCl and 2.5L?Do I divide 50.g NaCl/2.5L?? =
1. 2 answers
2. asked by Connie
3. 1,256 views
This is soooo confusing!An airplane flies from New Orleans, Louisiana, to Atlanta, Georgia, at an average rate of 320 miles per
1. 1 answer
2. asked by Tim
3. 1,251 views
A car traveling at 18 m/s accelerates at 5.5 m/s2 for 9 s. How far does the car travel during the time it is accelerating for 9
1. 1 answer
2. asked by Idk
3. 1,241 views
What mass of oxygen is needed for the complete combustion of 2.60×10−3 of methane?Express your answer with the appropriate
1. 1 answer
2. asked by CHRIS
3. 1,226 views
1) the seventh grade class has been collecting aluminum cans for recycling. the class has collected 210 cans. their goal is to
1. 5 answers
2. asked by marko
3. 1,216 views
Rebecca is studying the range of growth of tomato plants. She measured the following data in the fourth week of growing her
1. 4 answers
2. asked by colleen
3. 1,210 views
the weight of an object varies inversely as the square of its distance from the center of the planet it is on. If a person
1. 0 answers
2. asked by tashea
3. 1,204 views
what is ph during titration of 10.00ml of 0.1000m triethylamine, ch3ch2)3n (kb=2.3x10^-, with 0.1000m HCL solution after
1. 0 answers
2. asked by ette
3. 1,198 views
give the two possible alleles in the eggs produced by a women whose genotype is JjKkLl
1. 2 answers
2. asked by Erin
3. 1,170 views
A chemical reaction occurring in a cylinder equipped with a movable piston produces 0.58 mol of a gaseous product. If the
1. 1 answer
2. asked by Monique
3. 1,164 views
A hockey puck is hit on a frozen lake and starts moving with a speed of 10.6 m/s. Five seconds later, its speed is 6.10 m/s.(a)
1. 1 answer
2. asked by savannah
3. 1,148 views
Okay here is my questiontwo guys buy a new room for $10,000 down payment: $1000 and they want to pay whatever they owe in 30
1. 3 answers
2. asked by HM
3. 1,139 views
A.Write and solve an equation to find three consecutive integers with a sum of 126. Let n= the first integer.B. In part A, could
1. 1 answer
2. asked by Brianna
3. 1,126 views
How many moles of CaCl2 are in 250mL of a 3.0M of CaCl2?Ca=40.08 -- Cl=35.45 X 2 ?? Thanks
1. 1 answer
2. asked by Emily
3. 1,116 views
A Cessna 150 aircraft has a lift-oﬀ speed ofapproximately 125 km/h. What minimum constant acceleration does this require if
1. 1 answer
2. asked by Asdfghjkl
3. 1,110 views
A.Write and solve an equation to find three consecutive integers with a sum of 126. Let n= the first integer.B. In part A, could
1. 0 answers
2. asked by Brianna
3. 1,098 views
Givien a 2.0kg solution of phosphoric acid and water 53% phosphoric acid by mass calculate the number of moles of phosphoric
1. 1 answer
2. asked by Anonymous
3. 1,094 views
Suppose f(x) = [sin(x^2 - 4)]^ -1. Identify any points of discontinuity, and determine (giving reasons) if they are removable,
1. 3 answers
2. asked by Mishaka
3. 1,061 views
The sticker price on a new car includes:A.The final selling price of the vehicle B.an extended warranty C.everything you need to
1. 1 answer
2. asked by Ciara
3. 1,016 views
A baseball weighs 5.19 . What is the kinetic energy in joules of this baseball when it is thrown by a major-league pitcher at
1. 2 answers
2. asked by Anonymous
3. 975 views
hey drbob222, where did u get 500ml from? question is: 1.00 mL of a 0.0500 M sucrose solution is transferred to a 100 mL
1. 1 answer
2. asked by selina
3. 960 views
Find the minimum work required to carry a truckload of furniture weighing 1.99 104 N to a third-story apartment, 24.0 m above
1. 1 answer
2. asked by Allen
3. 959 views
A 3.56-kg steel ball strikes a massive wall at 10.0 m/s at an angle of θ = 60.0° with the plane of the wall. It bounces off
1. 0 answers
2. asked by Anonymous
3. 945 views
What mass of NaCl is needed to precipitate all the silver ions from 20.0 mL of 0.100 M AgNO3 solution?
1. 1 answer
2. asked by Joe
3. 933 views
Outstanding balance on each account. is it a mean median or mode
1. 1 answer
2. asked by sherlyn
3. 923 views
A 33.0 kg box initially at rest is pushed 5.95 m along a rough, horizontal floor with a constant applied horizontal force of 145
1. 0 answers
2. asked by gene
3. 922 views
got a project about you need to find 12 pictures to suit the vales like line texture and etc
1. 1 answer
2. asked by bob
3. 917 views
sketch a ph curve for the titration 40.00 mLof 0.100M hyrazine H2NNH2(aq) having a Kb of 3.0 x 10^-6 by 0.100 M HCIO4(aq)
1. 2 answers
2. asked by Shelly
3. 914 views
The solubility product constant (Ksp) for the dissolution of Cu(OH)2 as represented by the chemical equation is 2.6 x 10-19.Cu(O
1. 2 answers
2. asked by BOB
3. 913 views
Use compatible numbers to estimate each difference.
1. 1 answer
2. asked by gerry
3. 900 views
another word for trail of tears
1. 2 answers
2. asked by chris
3. 887 views
Let A and B be the two vectors of magnitude 10 unit . If they are inclined to X-axis at angle 30 degree and 60 degree
1. 2 answers
2. asked by Bablu
3. 875 views
How is it a solution of 300mOsM NaCl is both isotonic and isosmotic to a red blood cell with an osmolarity of 300mOsM? Yet a
1. 1 answer
2. asked by p
3. 862 views
a positive angle less than 2 pi their is a coterminal 17 pi/4
1. 0 answers
2. asked by melissa
3. 853 views
Is limitless growth really possible? What forces do you think will be most important in slowing or halting economic growth?
1. 2 answers
2. asked by michele
3. 810 views
A woman at an airport is towing her 21.0 kg suitcase at constant speed by pulling on the strap at an angle of è above the
1. 1 answer
2. asked by savannah
3. 797 views
A solution of .12 L of 0.160 M KOH is mixed with a solution of .3 L of 0.230 M NiSO4.the equation for this reaction is: 2KOH
1. 1 answer
2. asked by Colin
3. 788 views
what might one do to verify that the global strain energy minimum has been identified for a compound?
1. 1 answer
2. asked by jon
3. 774 views
Use linear approximation to estimate the amount of paint in cubic centimeters needed to apply a coat of paint cm thick to a
1. 0 answers
2. asked by Isiah
3. 769 views
a car starts and accelerates uniformly at a rate of 2.0 m / s ^ 2 in 6.0 s. Then, it maintains its constant speed for 30
1. 1 answer
2. asked by sarah
3. 762 views
The demand for the video game is modeled by the logistic curve, where q(t) is the total number of units sold t months after its
1. 1 answer
2. asked by Beth
3. 760 views
describe three social or economic reforms between 1917 and the 1930s that were a result of the Mexican Revolution.
1. 3 answers
2. asked by DeAndre
3. 724 views
What mass of carbon dioxide is produced from the complete combustion of 2.60×10−3 of methane?
1. 1 answer
2. asked by CHRIS
3. 723 views
A ball of mass 0.120 kg is dropped from rest from a height of 1.25 m. It rebounds from the floor to reach a height of 0.600 m.
1. 1 answer
2. asked by Anonymous
3. 702 views
A solution of .12 L of 0.160 M KOH is mixed with a solution of .3 L of 0.230 M NiSO4.the equation for this reaction is: 2KOH
1. 1 answer
2. asked by Colin
3. 663 views
what do you need to know to solve this? you have kite ABCD. angle B is at the top of the kite and measures 80 degrees. angles A
1. 3 answers
2. asked by alya
3. 660 views
A 14 g bullet is ﬁred into a 120 g woodenblock initially at rest on a horizontal surface. The acceleration of gravity is 9.8
1. 0 answers
2. asked by adriana
3. 651 views
Supposeg(x) = { 1 / (x-2) if x < 1 2x - 3 if x >/= 1 The best description concerning the continuity of g(x) is that the function
1. 1 answer
2. asked by Mishaka
3. 649 views
probably the most famous approach to problem solving is Polya's four-step process. Describe the four-step process.
1. 1 answer
2. asked by alya
3. 649 views
• Which one of Piaget’s stages of intellectual development would the behavior described fall into?• How would knowledge
1. 4 answers
2. asked by amy
3. 633 views
A car traveling initially at 7.41 m/s accelerates at the rate of 0.752 m/s2 for 2.74 s. What is its velocity at the end of the
1. 2 answers
2. asked by Asdfghjkl
3. 632 views
A jet leaves the Charlotte, North Carolina, airport traveling at an average rate of 564 km/h. Another jet leaves the airport one
1. 2 answers
2. asked by Joy
3. 631 views
Choose the word which best completes the sentenceNeither the cat nor the dog (play, plays) together. And Neither the cat nor the
1. 5 answers
2. asked by Marina
3. 628 views
A 4.30 kg block starts from rest and slides down a frictionless incline, dropping a vertical distance of 2.60 m, before
1. 1 answer
2. asked by Allen
3. 619 views
Find the resultant of two vectors 7N and 8N inclined at an angle of 65 degree to each other
1. 1 answer
2. asked by Sunday
3. 618 views
Find the volume of the solid obtained by rotating the region bounded by y=x^3, y=1, and the y-axis and whose cross-sections
1. 1 answer
2. asked by Jessica
3. 618 views
Which characteristic(s) of collectivism do you think are most important to Canadian society?Competition, cooperation, private
1. 1 answer
2. asked by Cristina
3. 617 views
Could you check these few sentences, please? Thank you.1) What are people intolerant about (is "of" also possible)? 2)They are
1. 1 answer
2. asked by Henry2
3. 616 views
a sphere has a volume of 500/3pi cubic centimeters. What is the total surface area, in square centimeters, of the sphere?
1. 1 answer
2. asked by robby
3. 611 views
suppose walmart stok is selling at 59 dollars a share and mattel stock is selling at 28 a share. amy waller has a maximum of
1. 1 answer
2. asked by dina
3. 609 views
To avoid financial hardship during your golden retirement years, it is important not to depend on Social Security benefits.Is
1. 1 answer
2. asked by stacy
3. 602 views
Two objects attract each other gravitationally with a force of 2.1×10−10 when they are 0.25 apart. Their total mass is 4.50 .
1. 1 answer
2. asked by XG
3. 597 views
You ask a neighbor to water a sickly plant while you are on vacation. Without water the plant will die with probability 0.7.
1. 0 answers
2. asked by Anonymous
3. 594 views
Hi, I have a question on HPLC (high performance liquid chromatography).The procedure says to use a 4.6 x 150mm x 3um column. The
1. 1 answer
2. asked by anne
3. 594 views
Applications of trigonometric functionsSolve the missing parts of the triangle satisfying a=125 b=150 alpha=55 degrees There are
1. 1 answer
2. asked by Josh
3. 593 views

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