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2012
September

Questions Asked on September 8, 2012

What is ΔG at body temperature (37.0° C) if the concentration of A is 1.7 M and the concentration of B is 0.50 M?
1. 5 answers
2. asked by amanda1012
3. 6,131 views
What is the silver ion concentration in a solution prepared by mixing 433 mL of 0.356 M silver nitrate with 467 mL of 0.574 M
1. 6 answers
2. asked by amanda1012
3. 5,759 views
Logan Products computes its predetermined overhead rate annually on the basis of direct labor-hours. At the beginning of the
1. 2 answers
2. asked by sally
3. 5,687 views
A cannonball is shot (from ground level) with an initial horizontal velocity of 36.0 m/s and an initial vertical velocity of
1. 1 answer
2. asked by ali
3. 5,021 views
Assume the diameter of a neutral helium atom is 1.40 x 10^(2)pm. Suppose that we could line up the helium atoms side by side in
1. 5 answers
2. asked by Cassidy
3. 4,548 views
For another picnic you want to make hamburgers with pickles, again without having any left over. You need to balance the number
1. 3 answers
2. asked by Shelby
3. 3,907 views
What form of conjugated verb do I use for"tus amigos" is it in the ellos category? so it would be something like Tus amigos
1. 1 answer
2. asked by michelle
3. 3,665 views
A customer in a store is purchasing five items. Design a program in python that asks for the price of each item, and then
1. 2 answers
2. asked by Mona
3. 3,317 views
Consider the points below.P(2, 0, 2), Q(−2, 1, 4), R(7, 2, 6) (a) Find a nonzero vector orthogonal to the plane through the
1. 1 answer
2. asked by Backy
3. 3,230 views
A solution of ammonia and water contains 2.90×1025 water molecules and 9.00×1024 ammonia molecules. How many total hydrogen
1. 1 answer
2. asked by Pam
3. 3,093 views
A circular loop of flexible iron wire has an initial circumference of 168cm , but its circumference is decreasing at a constant
1. 1 answer
2. asked by sarah
3. 2,947 views
The volume of liquid flowing per second is called the volume flow rate "Q" and has the dimensions of [L]^3/[T]. The flow rate of
1. 1 answer
2. asked by Amanda
3. 2,462 views
An empty beaker weighs 42.75 grams. When completely filled with water, the beaker and its contents have a total mass of 399.95
1. 2 answers
2. asked by Elizabeth Morgan
3. 2,252 views
A golf ball is dropped from rest from a height of 8.20 m. It hits the pavement, then bounces back up, rising just 5.40 m before
1. 3 answers
2. asked by tom
3. 2,217 views
Find the change in temperature or elevation.1) From -16 degrees C to 23 degrees C 2) From -47 degrees C to -38 degrees C 3) From
1. 2 answers
2. asked by Destiny
3. 2,087 views
The statement below represents which genre from the early american and colonial period.I want to explain origins of the natural
1. 6 answers
2. asked by kevin
3. 2,084 views
Along a straight road through town, there are three speed-limit signs. They occur in the following order: 56 , 33 , and 24 mi/h,
1. 1 answer
2. asked by andy
3. 2,014 views
Naturally occurring boron is 80.20% boron-11 (of atomic mass 11.01 amu) and 19.80% of some other isotope form of boron. What
1. 3 answers
2. asked by Peter
3. 1,952 views
What mass in kilograms of E85(d = 0.758g/mL) can be contained in a 11.5gal tank?
1. 2 answers
2. asked by Jerry
3. 1,924 views
Suppose the U.S government decides that the incomes of dairy farmers should be maintained at a level that allows the traditional
1. 3 answers
2. asked by Cecilia
3. 1,858 views
Electrons move through a certain electrical circuit at an average speed of 1.7 x 10-2 m/s. How long (in minutes) does it take an
1. 1 answer
2. asked by Redgy22
3. 1,808 views
A movie theater has fixed costs of $5,500 per day and variable costs averaging $2 per customer. The theater charges $7 per
1. 2 answers
2. asked by Emily
3. 1,679 views
A motorcycle daredevil wants to ride up a 50.0 m (50.0 m long, not 50.0 m high) ramp set at a 30.0° incline to the ground. It
1. 3 answers
2. asked by Michael
3. 1,657 views
Calculate mole solute in solution?I added 0.2968g of an unknown to a solution. I found that the molality of the solution is
1. 2 answers
2. asked by Jones
3. 1,540 views
a boy throws a stone straight upward with an initial speed of 15 m/s on the surface of the earth. what maximum height above the
1. 1 answer
2. asked by Anonymous
3. 1,531 views
A particle moves in a straight line so that its position (x cm) from a fixed point O at time (t seconds) is given by x=
1. 1 answer
2. asked by Jane
3. 1,468 views
mindy is building a patio that is in a shape of a square. this will cover 56 square yards. find the length of a side of the
1. 1 answer
2. asked by Anonymous
3. 1,457 views
A vinegar sample is found to have a density of 1.006 {\rm{ g/mL}} and to contain 4.2\% acetic acid by mass.How many grams of
1. 1 answer
2. asked by Roxy
3. 1,428 views
An attacker at the base of a castle wall 3.82 m high throws a rock straight up with speed 7.10 m/s from a height of 1.45 m above
1. 2 answers
2. asked by Emily
3. 1,382 views
How do you arrange these aqueous solutions in order of decreasing freezing point: 0.10 m Na3PO4, 0.35 m NaCl, 0.20 m MgCl2, 0.15
1. 1 answer
2. asked by Anonymous
3. 1,357 views
If niti drives her car at 5okm/hr from her home,she reaches the office late by 10min. However if she drives at 60km/hr,she
1. 1 answer
2. asked by Simran kaur
3. 1,260 views
Add (9.3x10^3) + (9.3x10^4) + (0.011x10^6) using correct significant figures?Thank You!
1. 1 answer
2. asked by Cari
3. 1,190 views
The following cost data relate to the manufacturing activities of Black Company during the just completed year:Manufacturing
1. 1 answer
2. asked by sally
3. 1,176 views
Find the constants a and b such that the function is continuous on the entire linef(x){7, x is less than or equal to -3 ax+b, -3
1. 1 answer
2. asked by Ashley
3. 1,165 views
Selected T-accounts for Rolm Company are given below for the just completed year:Raw Materials Manufacturing Overhead Bal. 1/1
1. 1 answer
2. asked by sally
3. 1,139 views
How many grams of NaCl do you need to make 150ml of a 0.8M stock solution?
1. 2 answers
2. asked by Keirra
3. 1,108 views
A river has a steady speed of 0.276 m/s. A student swims upstream a distance of 1.4 km and swims back to the starting point. If
1. 2 answers
2. asked by Luke James
3. 1,086 views
what is burgess shale? what is the significance of this discovery to evolutionary biology
1. 1 answer
2. asked by ami
3. 1,023 views
A rock is thrown vertically upward from the edge of a cliff. The rock reaches a maximum height of 20.6 m above the top of the
1. 0 answers
2. asked by Gary
3. 999 views
Dr. David Dunn is adding a new piece of diagnostic equipment to the department. Two similar models are offered by two different
1. 0 answers
2. asked by Linda
3. 971 views
A boy sledding down a hill accelerates at 1.70 m/s2. If he started from rest, in what distance would he reach a speed of 7.40
1. 1 answer
2. asked by Jayy
3. 963 views
Do you have any acrostic poems on living things?
1. 3 answers
2. asked by Madeleine
3. 907 views
Here is the Hw question:An archerfish hunts by dislodging an unsuspecting insect from its resting place with a stream of water
1. 0 answers
2. asked by Megan Lee
3. 881 views
By setting x equal to the appropriate values in the binomial expansion ( or one of its derivatives) evaluate the following :
1. 0 answers
2. asked by frustrated
3. 849 views
a piece of fabric measuring 32 cm by 15cm was required for each pupil in a year 8 DT lesson. what was the minimum length of 120
1. 1 answer
2. asked by saida
3. 845 views
Which are more closely related... Ants and Bees or Flies and Beetles...Thanks! :)
1. 0 answers
2. asked by biobrain
3. 828 views
write a number that rounds to 47,000 when rounded to the nearest thousand and to 50,000 when rounded to the nearest ten
1. 1 answer
2. asked by Bob
3. 811 views
A golf ball is dropped from rest from a height of 8.20 m. It hits the pavement, then bounces back up, rising just 5.40 m before
1. 0 answers
2. asked by andy
3. 809 views
What is the density of a sphere with a radius of 12.7 meters and a mass of 285 kilograms?
1. 1 answer
2. asked by Kira
3. 802 views
Writing in math.Use counters.Tell how to make 10 when adding 8+5. and how it explain?
1. 8 answers
2. asked by Yasuko
3. 799 views
I have this assignment for my English class. We have to write a business letter to a someone, it can be famous or not. The best
1. 3 answers
2. asked by Laruen
3. 794 views
A motorboat can maintain a constant speed of 26 miles per hour relative to the water. The boat makes a trip upstream to a
1. 0 answers
2. asked by Sandi
3. 793 views
How can I put A={1,4,7,10,13,16,19,22,25,28} in set builder notation. I just learned this and can't figure it out.
1. 2 answers
2. asked by Justin
3. 760 views
the measure of two complementary angles are 16z-9 and 4z+3 find the measures of the angles
1. 1 answer
2. asked by haaris
3. 748 views
Line AB is perpendicular to line BC. Point E is in the interior of angle ABC. If angle ABE = 2x+3 and angle EBC = 4x-9, find x.
1. 1 answer
2. asked by Maria
3. 733 views
Calculate mole solute in solution?I added an amount of an unknown sample to a solution. I found that the molality of the
1. 3 answers
2. asked by Jones
3. 732 views
What is the wavelength in meters for light having a frequency of 2.40 X 10ˆ12 sˆ-1? What portion of the electromagnetic
1. 1 answer
2. asked by Kimberly
3. 731 views
In a class of 29 males and females there are 12 females. Write the ratio of males to females. Solve. Express each ratio as a
1. 1 answer
2. asked by Artie
3. 730 views
A woman and her dog are out for a morning run to the river, which is located 4.56 km away. The woman runs at 3.27 m/s in a
1. 0 answers
2. asked by Redgy22
3. 714 views
the sum of a number and 14.5
1. 5 answers
2. asked by jennifer
3. 709 views
The m angle A is 30 more than twice angle B. If angle A and angle B form a linear pair, find the measure of both angles.
1. 1 answer
2. asked by Maria
3. 704 views
Use your geometry tools to draw a convex hexagon with two consecutive sides measuring 5 cm and three consecutive angles
1. 0 answers
2. asked by Astrid
3. 699 views
What is the energy of a photon with a frequency of 3.5 X 10ˆ15 sˆ-1 in J/photon? In J/mol?
1. 1 answer
2. asked by Kimberly
3. 671 views
How do corporate America's acceptance of greed influence how we behave in a capitalist society?
1. 0 answers
2. asked by Justin
3. 665 views
Last few weeks of class and struggling to keep up to graduate, can somebody help me if they have done this before, also i used
1. 1 answer
2. asked by Kelly
3. 649 views
As company ombudsman, your task is to investigate complaints of wrongdoing on the part of corporate directors and officers,
1. 0 answers
2. asked by shy
3. 649 views
The number of medical doctors D (in thousands) in the United States from 1998 through 2006 can be modeled byD = 431.61 + 121.8t,
1. 0 answers
2. asked by Kristi
3. 639 views
A lead atom has a mass of 3.4x10^-9g. How many lead atoms are in a cube of lead that has a volume of 2.00cm^3 if the density of
1. 2 answers
2. asked by Hope
3. 632 views
word problem need help:suppose you own a card shop. you buy one line of cards at a rate of 4 cards for $5. you plan to sell the
1. 2 answers
2. asked by marko
3. 613 views
calculate the ratio of wavelength o mth line of lyman series and balmer series of H-atom
1. 1 answer
2. asked by harsimranjit
3. 612 views
Container A has twice the capacity of container B. Container A is full of sand and container B is empty. Suppose 1/8 of the sand
1. 0 answers
2. asked by cristina
3. 609 views
a rectangular garden is located adjacent to a house the family needs to fence in the garden the family wants three side because
1. 1 answer
2. asked by Kay
3. 608 views
square root>(3x + 1)− square root>(7x + 8)= 1
1. 4 answers
2. asked by Kristi
3. 605 views
Assume that a small sugar cube has sides 1 cm long. If you had a box containing 1 mol of cubes and lined them up side by side,
1. 0 answers
2. asked by Mark
3. 597 views
When you drop a bowling ball & a tennis ball they hit the floor at the same time but when they hit the floor they have the same
1. 1 answer
2. asked by SUE
3. 578 views
An employment agency requires applicants average at least 70% on a battery of four job skills tests. If an applicant scored 70%,
1. 1 answer
2. asked by Anonymous
3. 577 views
Jose lives on the side of a mountain and the elevation of his residence is 1145 feet above sea level. His brother lives in a
1. 4 answers
2. asked by Anonymous
3. 548 views
What is the average acceleration of a baseball that goes from zero to 47 m/s in 0.132 s?
1. 1 answer
2. asked by Alie
3. 543 views
word problem need help:suppose you own a card shop. you buy one line of cards at a rate of 4 cards for $5. you plan to sell the
1. 1 answer
2. asked by marko
3. 541 views
the final grade for a particular course is calculated by dividing total points earned by total points available. There are 6
1. 5 answers
2. asked by melissa
3. 541 views
Problem Statement :-An ant is standing at the left most corner in a room(matrix of order m*n). It has a sack of sugar
1. 1 answer
2. asked by Anonymous
3. 529 views
Add (9.3x10^3) + (9.3x10^4) + (0.011x10^6) using correct significant figures?
1. 0 answers
2. asked by Changer
3. 527 views
A pipe is 42 inches long. It is to be cut into three pieces such that the longest is four times as long as the shortest and the
1. 1 answer
2. asked by Anonymous
3. 526 views
A hot-air balloon has just lifted off and is rising at the constant rate of 1.51 m/s. Suddenly, one of the passengers realizes
1. 0 answers
2. asked by Nathan
3. 515 views
what does prime factorazation mean???
1. 1 answer
2. asked by isabella
3. 515 views
You are on a hike in the mountains. You have 4.92 km left to go before your next campsite.The sun will set in 6.6 h. What
1. 1 answer
2. asked by Alex
3. 508 views
word problem need help:suppose you own a card shop. you buy one line of cards at a rate of 4 cards for $5. you plan to sell the
1. 1 answer
2. asked by marko
3. 502 views
A child throws a ball with speed and accuracy when he throws a ball to his teacher but his throws are slower and less accurate
1. 1 answer
2. asked by mary
3. 501 views
how many electrons flow through a wire in 83.9 seconds if the current was 0.32 amps? ( an ampere is a coulomb/sec)and the charge
1. 1 answer
2. asked by jesse
3. 499 views
2trains of the same length were running in opposite direction at 54km/hr and 72km/hr respectively.find the length of each train
1. 7 answers
2. asked by Simran kaur
3. 498 views
Both car A and car B leave school at the sametime, traveling in the same direction. Car A travels at a constant speed of 78
1. 0 answers
2. asked by Alex
3. 498 views
simplify each expression:can you check and help me please a) 3*3*3 i got: 27 b) (-2)(-2) i got: 4 c) (-125)(-125)(-125) i got:
1. 3 answers
2. asked by marko
3. 495 views
A driver in a car traveling at a speed of 67 km/h sees a cat 104 m away on the road.How long will it take for the car to
1. 0 answers
2. asked by Rachel
3. 495 views
i need to write each expression as a product of the same factor:* = multiply can you check these please a^2 i got a*a 19^3 i got
1. 5 answers
2. asked by marko
3. 494 views
The diagonal of a quadilateral are of the lengths 10cm and 24cm.if the diagonals bisect each other at right angels,find the
1. 2 answers
2. asked by Simran kaur
3. 494 views
How much must you deposit in an accountthat pays 6% semi-annual interest, compounded annually, to have a balance of $9000 in 15
1. 1 answer
2. asked by Will
3. 489 views
How do I find the total mass of sample in a solution?I have: Volume of the solvent Mass of the solvent Mass of sample added I do
1. 1 answer
2. asked by Mike
3. 481 views
Find the intersection point.3x+2y = 3 2x+10y = -5 I put them into y=mx+b form and got y=-3/2 + 3/2 y=1/5x - 1/2 I can't seem to
1. 1 answer
2. asked by Vanessa
3. 477 views
What spelling pattern is in long a and long I words?
1. 3 answers
2. asked by Tami
3. 466 views
A boy sledding down a hill accelerates at 1.70 m/s2. If he started from rest, in what distance would he reach a speed of 7.40
1. 0 answers
2. asked by Jayy
3. 463 views

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