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Questions Asked on January 27, 2013

Write the equation for the reaction associated with the Ka2 of sulfuric acid, H2SO4.Write the equation for the reaction
1. 11 answers
2. asked by Darrin
3. 10,408 views
In a full paragraph, describe the character of the professor in "Saboteur." Give at least three details from the story to
1. 42 answers
2. asked by asley
3. 9,922 views
How do I solve 14 T 1,000 lb + 2 T 1,000 lb ?
1. 54 answers
2. asked by Moby
3. 8,345 views
I'm given two pictures looking down the alpha helices of a coiled coil dimer of alpha-keratin. I'm asked to identify three
1. 2 answers
2. asked by Robert
3. 3,646 views
a hockey arena has a total seating capacity of 15690.the first row of seats around the rink has 262 seats. the number of seats
1. 1 answer
2. asked by Riana
3. 3,155 views
A particle moves along the x-axis in such a way that it's position in time t for t is greator or equal to 0 is given by x=
1. 1 answer
2. asked by Aparna
3. 2,757 views
A man of height 1.8m walks away from a lamp at a height of 6m. If the man's speed is 7m/s, find the speed in m/s at which the
1. 2 answers
2. asked by opy
3. 2,675 views
How many grams of sucrose are needed to make 875 mL of a 39.0% (w/v) sucrose solution?
1. 2 answers
2. asked by Chemistry
3. 2,674 views
Line L is tangent to the graph of y= x- (x^2/500) at the point Qa) find the x coordinate of point Q B) right an equation for
1. 2 answers
2. asked by Aparna
3. 2,669 views
what is the economic importance of zoanthus and Metridium?
1. 6 answers
2. asked by zoanthus
3. 2,650 views
A poll was taken of 100 students at a commuter campus to find out how they got to campus. The results were as follows:23 said
1. 1 answer
2. asked by lyn
3. 2,610 views
A fair die is rolled four times. Calculate the probability of obtaining exactly two 5s. (Round your answer to four decimal
1. 3 answers
2. asked by Bersy
3. 2,497 views
The specific heat of solid silver is 0.237 J/g degrees celsius and the heat of fusion of silver at its melting point of 961
1. 1 answer
2. asked by bbsdn
3. 2,481 views
A child and sled with a combined mass of 47.8 kg slide down a frictionless hill that is 7.18 m high. If the sled starts from
1. 1 answer
2. asked by Rachel Laurson
3. 2,462 views
For the oxidation of glucose ( C6H12O6 + 2O2---6H2O +6CO2), how many moles of O2 will it take to consume 6 moles of glucose.
1. 3 answers
2. asked by Jeremy
3. 2,413 views
If an automobile engine delivers 45.2 hp of power, how much time will it take for the engine to do 5.40 105 J of work? (Hint:
1. 1 answer
2. asked by John Dagle
3. 2,358 views
The speed of the head of a redheaded woodpecker reaches 3.4 m/s before impact with the tree. The mass of the head is 0.060 kg
1. 1 answer
2. asked by David
3. 2,154 views
What weight of na2co3 of 95% purity would be required to neutralize 45.6ml of 0.235n acid?I want you step by step clearly
1. 1 answer
2. asked by Fai
3. 2,106 views
I am asked to write and internal office memo to my supervising attorney that advises of the results of my research on a given
1. 2 answers
2. asked by Ang
3. 2,054 views
The fifth term of an arithmetic progression is three times the second term,and the third term is 10.a)What is the first
1. 3 answers
2. asked by Bethold
3. 1,994 views
A uniformly charged disk of radius 35.0 cm carries a charge density of 6.70 multiplied by 10-3 C/m2. Calculate the electric
1. 2 answers
2. asked by Anonymous
3. 1,946 views
Over the past 10 years, the local school district hasmeasured physical fitness for all high school freshmen. During that time,
1. 1 answer
2. asked by Nickie
3. 1,916 views
If the probability that a certain tennis player will serve an ace is 1/4, what is the probability that he will serve exactly two
1. 1 answer
2. asked by Bersy
3. 1,913 views
1. If 2x/5y=6,what is the value of y, in terms of x ?2. 11/4-a=3 , What is the value of a in the equation ?
1. 2 answers
2. asked by john
3. 1,829 views
The sum of four consecutive multiples of 5 is 230. What is the greatest of these numbers ?
1. 6 answers
2. asked by john
3. 1,825 views
From experience, the manager of Kramer's Book Mart knows that 40% of the people who are browsing in the store will make a
1. 2 answers
2. asked by Bersy
3. 1,821 views
A. Mandy buy a sweater that is on sale for 20% less than the original price, and then she uses a coupon worth an additional 15%
1. 3 answers
2. asked by gary
3. 1,774 views
11.4mL of 0.7 M NaOH was used to titrate 5.0mL hydrochloric acid. What is the molarity of the acid?a) 0.3 b) 1.6 c) 3.9 d) 5.0
1. 2 answers
2. asked by Alisha
3. 1,759 views
A sample consists of the following n � 6 scores: 2, 7,4, 6, 4, and 7. a. Compute the mean and standard deviation for the sample.
1. 1 answer
2. asked by Nickie
3. 1,686 views
A spring has a force constant of 410.0 N/m.(a) Determine the potential energy stored in the spring when the spring is stretched
1. 2 answers
2. asked by Lauren Miller
3. 1,677 views
A mechanic charges $70 an hour plus the cost of parts to repair a vehicle. The parts cost $215 for the repair on Tamara's car.A)
1. 5 answers
2. asked by Molly
3. 1,610 views
Determine the values of x, if any, at which each function is discontinuous. At each number where f is discontinuous, state the
1. 2 answers
2. asked by Paige
3. 1,563 views
a firm in a purely competitive industry is currently producing a 1000 unir per day at a total cost of $450. if the firm produced
1. 1 answer
2. asked by Mary
3. 1,538 views
How many protons are needed to produce a total charge of 2.5*10^-15 C?
1. 1 answer
2. asked by Matt
3. 1,515 views
if measure of angle SUT=3x+6 and measure of angle RUS=5x-4, find measure of angle SUT
1. 3 answers
2. asked by Katie
3. 1,509 views
1. If x people working together make a total of y dollars after an hour of work. how much money will z people make if they work
1. 1 answer
2. asked by gary
3. 1,476 views
Suppose 30% of the restaurants in a certain part of a town are in violation of the health code. A health inspector randomly
1. 1 answer
2. asked by Bersy
3. 1,465 views
at a certain high school,350 students are taking algebra. the ratio of boys to girls taking algebra is 33:37. How many more
1. 3 answers
2. asked by lucy
3. 1,460 views
The rate of a first-order reaction is followed by spectroscopy, monitoring the absorption of a colored reactant at 520 nm . The
1. 1 answer
2. asked by Leslie
3. 1,419 views
An Olympic skier moving at 19 m/s down a 26 degree slope encounters a region of wet snow and slides 136 m before coming to a
1. 3 answers
2. asked by Madison
3. 1,410 views
I need help on a balance ionic equation in chemistryCa(NO3)2 + NaOH
1. 1 answer
2. asked by Anonymous
3. 1,365 views
The manager of Toy World has decided to accept a shipment of electronic games if there is no more than 1 defective electronic
1. 1 answer
2. asked by Bersy
3. 1,337 views
The amino acid R has how many ionizable protons?
1. 5 answers
2. asked by Poonam
3. 1,326 views
I'm stuck on these two questions regarding indirect object pronouns. for the first question would it be..je s 'achète des
1. 3 answers
2. asked by nemo
3. 1,297 views
Determine the line through which the planes in each pair intersect.a) 3x+2y+5z=4 4x-3y+z=-1
1. 2 answers
2. asked by May
3. 1,283 views
1. If x people working together make a total of y dollars after an hour of work. how much money will z people make if they work
1. 1 answer
2. asked by gary
3. 1,265 views
Assignment 1Question Consider a monohydrogen phosphate ( HPO42-) and dihydrogen phosphate (H2PO4-) buffer solution. [HPO42-] =
1. 1 answer
2. asked by anonymous
3. 1,241 views
Identical points on two harmonic waves with the same wavelength (0.65 meters) and frequency are the separated by a distance of
1. 1 answer
2. asked by Kristy
3. 1,222 views
A 2.1 kg ball is attached to a ceiling by a string. The distance from the ceiling to the center of the ball is 1.20 m, and the
1. 0 answers
2. asked by Drew Meryll
3. 1,218 views
A 51.0 kg diver steps off a diving board and drops straight down into the water. The water provides an upward average net force
1. 0 answers
2. asked by TJ Cloward
3. 1,214 views
A tree casts a shadow 25 m long. At the same time, the shadow cast by a 57-cm tall statue is 66 cm long. Find the height of the
1. 2 answers
2. asked by garrett
3. 1,211 views
Using chemical equations, show how the triprotic acid H3PO4 ionizes in water. Phases, such as (l) or (aq), are optional.
1. 0 answers
2. asked by Jessica
3. 1,167 views
Find the area enclosed by the curve y=sinx and the x-axis between x=0 and x=22/7
1. 0 answers
2. asked by Danish
3. 1,157 views
Please help.A particle moves in a stright line and its acceleration is given by a(t)=6t+4. its initial position is s(0)=9 and
1. 2 answers
2. asked by Anonymous
3. 1,152 views
A multiple-choice test has 48 questions, each with fourresponse choices. If a student is simply guessing at the answers, a. What
1. 0 answers
2. asked by Nickie
3. 1,149 views
Assume Country X has much larger real GDP than county Y. Despite its low real GDP figure, is it possible for the standard of
1. 1 answer
2. asked by Adams
3. 1,146 views
Practices that are in contravention of the basic conditions of employment act
1. 2 answers
2. asked by Muneiwa
3. 1,141 views
Let X be the number of successes in five independent trials of a binomial experiment in which the probability of success is p =
1. 1 answer
2. asked by Bersy
3. 1,127 views
when different loads hang on a spring, the spring stretches to different lengths as shown in the following table(a)make a graph
1. 0 answers
2. asked by JORHO
3. 1,119 views
What is the present value of RM6, 500 to be received 10 years from today if our discount rate is 10%?
1. 0 answers
2. asked by Lily
3. 1,113 views
Consider the following system of equations.Y = 3x – 7 Y - 3x = 5 a) The system of equations is inconsistent. b) The system of
1. 2 answers
2. asked by monet
3. 1,102 views
A plane designed for vertical takeoff has a mass of 9.0 103 kg. Find the net work done by all forces on the plane as it
1. 1 answer
2. asked by Jayde Larson
3. 1,091 views
Estimate the following limit by substituting smaller and smaller values of h.lim 8^h-1/h h->0
1. 1 answer
2. asked by Mike
3. 1,079 views
A roulette wheel has alternating red and blacknumbered slots into one of which the ball finally stops to determine the winner.
1. 1 answer
2. asked by Nickie
3. 1,070 views
The XYZ Company makes widgets and sells to a market that is just about to expand after a period of stability. As the year
1. 0 answers
2. asked by jack
3. 1,069 views
SOMEONE PLEASE HELP!!!! PLEASE HELP ME!!!A federal system differs from a unitary system in that: ANSWER: (A) power is
1. 6 answers
2. asked by karen
3. 1,046 views
A baseball is dropped from a tall building and takes 4.1 seconds to hit the ground. From what height was the ball dropped?
1. 2 answers
2. asked by George
3. 1,023 views
Tarzan swings on a 28.0 m long vine initially inclined at an angle of 22° from the vertical.(a) What is his speed at the bottom
1. 0 answers
2. asked by Rachel Laurson
3. 1,007 views
A 52.0 g ball of copper has a net charge of 2.1 µC. What fraction of the copper's electrons have been removed? (Each copper
1. 1 answer
2. asked by taryn
3. 1,004 views
Adam place RM2, 000 in a saving account paying 5% interest compounded annually, how much will Adam account accrue to ina)10
1. 0 answers
2. asked by Lily
3. 996 views
a car starts from rest and has a constant acceleration of 2.5 m/s^2. if it travels 25m how long will it take to complete the
1. 1 answer
2. asked by Anonymous
3. 987 views
My son has been given the collinear problem below that has be stumped two folds.1- By trying to solve the problem using
1. 5 answers
2. asked by sally
3. 956 views
Suppose 30% of the restaurants in a certain part of a town are in violation of the health code. A health inspector randomly
1. 0 answers
2. asked by Bersy
3. 938 views
a perimeter of a trapezium is 55cm and its non parallel sides are 8 cm and 7cm the difference between the length of parallel
1. 2 answers
2. asked by Athirika
3. 932 views
Water flows over a section of a waterfall at the rate of 5.1 104 kg/s and falls 40 m. How much power is generated by the falling
1. 1 answer
2. asked by Lauren Miller
3. 880 views
Fred and Wilma are neighbors. Every morning Fred walks his dog spike by Wilma's house, and almost every morning Spike poops in
1. 7 answers
2. asked by mary
3. 876 views
The half life of a certain radioactive substance is 10 years. How long will it take for 18 gms of the substance to decay to 6
1. 5 answers
2. asked by Anonymous
3. 876 views
In a circus performance, a monkey on a sled is given an initial speed of 4.0 m/s up a 32° incline. The combined mass of the
1. 0 answers
2. asked by Savanna A.
3. 870 views
In a mountainous location, the boiling point of pure water is found to be 95°C. How many grams of sodium chloride must be added
1. 2 answers
2. asked by flame
3. 869 views
What are some cool facts baout Quebec City in the Winter and what are the main sports people play?
1. 1 answer
2. asked by SchoolKid
3. 865 views
A cement block accidentally falls from rest from the ledge of a 51.7-m-high building. When the block is 14.9 m above the ground,
1. 2 answers
2. asked by Lauren
3. 857 views
A trick coin has been weighted so that heads occurswith a probability of p � �2 3�, and p(tails) � �1 3�. If you toss this coin
1. 0 answers
2. asked by Nickie
3. 849 views
Find the volume generated if the region bounded by y = sin 2x and y = cos x, π/6 ≤� x ≤ �π/2is revolved about the line y =
1. 0 answers
2. asked by Em
3. 832 views
A flight attendant pulls her 66 N flight bag a distance of 318 m along a level airport floor at a constant velocity. The force
1. 2 answers
2. asked by Brianna Smith
3. 824 views
Work it out. How many joules of heat is given out when pieces of iron of mass 50g and specific heat capacity =460kgk cools from
1. 5 answers
2. asked by Peter
3. 823 views
$9000 invested at an APR of 9% for five years. In interest is compounded annually, what Ia the amount of money after 5 years?
1. 1 answer
2. asked by Dave
3. 816 views
CAN YOU HELP ME WITH THE ASHFORD 6 WEEK 5 QUIZ
1. 1 answer
2. asked by Anonymous
3. 816 views
Nila is now x years old. 3 years ago, her brother ricky was twice as old as she. Write ricky's age 10 years from now in terms of
1. 1 answer
2. asked by HELP HELP HELP MNHS
3. 803 views
The rate of a first-order reaction is followed by spectroscopy, monitoring the absorption of a colored reactant at 520 nm . The
1. 1 answer
2. asked by Leslie
3. 801 views
Determine the values of x, if any, at which each function is discontinuous. At each number where f is discontinuous, state the
1. 0 answers
2. asked by Paige
3. 798 views
Grain is being dropped into a silo from a tall conveyor belt forming a right circular cone with diameter at the base equal to
1. 0 answers
2. asked by Sam
3. 784 views
A 7.94 nC charge is located 1.75 m from a 4.18 nC point charge. Find the magnitude of the electrostatic force that one charge
1. 1 answer
2. asked by Ashley
3. 771 views
Write the equation for the reaction associated with the Ka2 of sulfuric acid, H2SO4.Write the equation for the reaction
1. 0 answers
2. asked by Jessica
3. 770 views
How do you describe a pouty face in writing?
1. 2 answers
2. asked by Millie
3. 770 views
A national health organization predicts that 20% ofAmerican adults will get the flu this season. If a sample of 100 adults is
1. 0 answers
2. asked by Nickie
3. 766 views
I had to interview someone in my class and write speech about them. I need help on how to start my speech. How to introduce the
1. 5 answers
2. asked by Darcy
3. 765 views
A light plane attains an airspeed of 491 km/h. The pilot sets out for a destination 785 km due north but discovers that the
1. 0 answers
2. asked by Nicole
3. 761 views
Find the equation of a circle passing through (3,7) and tangent to the line x-3y+8=0.Please, How do I solve this? Help me
1. 1 answer
2. asked by Lea
3. 751 views
Suppose you have a graph of a polynomial function and you can see that the function increases without bound on both left and
1. 1 answer
2. asked by Suzy
3. 743 views
A black thin-walled cylindrical can, 10.0 cm in diameter and 20.0 cm tall is filled with water at 100°C and suspended in a
1. 1 answer
2. asked by cz
3. 741 views

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