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2011
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Questions Asked on February 9, 2011

Given the following equation:2KClO3---> 2KCl+3O2 How many moles of O2 can be produced by letting 12.00 moles of KClO3 react?
1. 6 answers
2. asked by Nick
3. 15,194 views
What is 6/12 in a equivalent fraction
1. 30 answers
2. asked by Kate
3. 7,994 views
FeSCN2+ -> Fe3+ + SCN-Solution is initially dark red. If some Ag+ is added to form AgSCN. what happens to position of
1. 1 answer
2. asked by Grace
3. 6,456 views
Consider the freight train. Suppose 15 boxcars pass by in a time of 14.0 s and each has a length of 14.0 m.(a) What is the
1. 1 answer
2. asked by Sarah
3. 4,838 views
A kid applies a force of 70 N to a ball over 1.1 meters. How much work did he do on the ball?
1. 2 answers
2. asked by brittany
3. 3,832 views
Tom drove to Easton from home at 50 mph. His return trip took 30 minutes longer because he ran into traffic and could only drive
1. 4 answers
2. asked by Mike
3. 3,421 views
A cubic polynomial function f is defined by f(x) = 4x^3 + ax^2 + bx + k?A cubic polynomial function f is defined by: f(x) = 4x^3
1. 1 answer
2. asked by Leanna
3. 3,388 views
Determine the number of grams of water which are required to dissolve a mixture of 25 g of KNO3 and 2.0 g of CuSo4 * 5H20 AT 100
1. 3 answers
2. asked by Jessica
3. 3,122 views
in a true solution, the dissolved particles(1)are visible to the eye (2)will settle out on standing (3)are always solids
1. 1 answer
2. asked by lisa
3. 2,810 views
what is 1/6 hour later than5:55
1. 11 answers
2. asked by Anonymous
3. 2,688 views
Two identical small spheres of mass 2.0g are fastened to the ends of an insulating thread of length 0.60m The spheres are
1. 1 answer
2. asked by Diana
3. 2,671 views
Solve each equation. Check for extraneous solutions.Solve:|x+5|=3x-7 My answers were: x=6 and x=.5 I don't think they are right
1. 7 answers
2. asked by Attalah
3. 2,646 views
Can anyone help me out with the differences between electron geometry and molecular geometry for SCl6?I think the molecular
1. 4 answers
2. asked by Kate
3. 2,642 views
An amount of 1.250g of an alloy (90% Ag, 10% Cu) was treated with HNO3 and H2SO4 to form Ag2SO4 and CuSO4. The solution was then
1. 1 answer
2. asked by Anonymous
3. 2,630 views
How would your Mars weight compare to your earth weight if the acceleration due to gravity on Mars is 3.71 m/s2?
1. 1 answer
2. asked by olivia
3. 2,439 views
Two friends are sitting in a stationary canoe. At the person at the front tosses a sack to theperson in the rear, who catches
1. 2 answers
2. asked by Ed
3. 2,422 views
the first and second terms of an arithmetic progression are 161 and 154 respectively.the sumthe first m terms is zero.find the
1. 2 answers
2. asked by parth
3. 2,421 views
A sample of nitrogen gas occupies 1.55 L at 27oC and 1 atm pressure. What will the volume be at -100oC and the same pressure?
1. 2 answers
2. asked by Alyssa
3. 2,357 views
WRITE THE BALANCED CHEMICAL EQUATION,WRITE THE OVERALL IONIC EQUATION,IDENTIFY THE SPECTOR IONS AND POSSIBLE PRECIPITATES,WRITE
1. 2 answers
2. asked by Jasmine
3. 2,318 views
$3,800 principal earning 2%, compounded quarterly, after 7 years
1. 2 answers
2. asked by Presley
3. 2,317 views
Find two positve real numbers whose product is a maximum and whose sum of the first number and four times the second number is
1. 1 answer
2. asked by Anonymous
3. 2,216 views
A projectile is fired with an initial speed of 120m.s' at an angle of 60' above the horizontal from the top of a 50m high cliff.
1. 2 answers
2. asked by Mykmoloko
3. 2,159 views
A random sample of size 36 is to be selected from a population that has a mean μ = 50 and a standard deviation σ of 10.* a.
1. 1 answer
2. asked by Tammy
3. 1,994 views
The length of a rectangle is 1ft more than twice its width, and the area of the rectangle is 28ft^2 . Find the dimensions of the
1. 2 answers
2. asked by Rachal
3. 1,898 views
Use the digits 0,2,5 and 8. Write a decimal that will round up if rounded to the nearest whole number, round down if rounded to
1. 7 answers
2. asked by Irene
3. 1,668 views
Five socks, colored blue, brown, black, red, and purple are in a drawer. how many combinations of three socks can be randomly
1. 1 answer
2. asked by Math
3. 1,657 views
On what intervals is the function f(x)=x7−7x6 both decreasing and concave up?
1. 1 answer
2. asked by Laurin
3. 1,651 views
How do I determine the probability of selecting a card greater than 9 or a black card?
1. 3 answers
2. asked by Madison
3. 1,643 views
Rewrite the expression without using a negative exponent.4z^-4 Simplify your answer as much as possible. is this right? (1/4z^4)
1. 3 answers
2. asked by Rachal
3. 1,610 views
A triangle has side lengths of 3in, 4in, and 6in. The longest side of a similar triangle is 15 in. What is the length of the
1. 1 answer
2. asked by Anonymous
3. 1,556 views
vinegar is made by adding 33 g of acetic acid to 625 if water what is the percent by mass of acetic acid in this solution of
1. 1 answer
2. asked by Linda
3. 1,510 views
As you saw in Part B, the vapor above the cyclohexane-acetone solution is composed of both cyclohexane vapor and acetone vapor.
1. 1 answer
2. asked by me
3. 1,491 views
In an electrical circuit, the current passing through a conductor varies inversely with the resistance. Suppose that when the
1. 2 answers
2. asked by Rachal
3. 1,468 views
Given that 5y=25x how do you get the ratio of x to y in simplest form?
1. 5 answers
2. asked by Jesika
3. 1,434 views
An electron experiences a force of 12 mN in the positive x-direction in an electric field. What is the magnitude and direction
1. 1 answer
2. asked by Sam
3. 1,369 views
Select the option that is the equationy=2x-2 rearranged to make x the subject of the equation. Select one: x=y+1 or x=-y/2+1 or
1. 1 answer
2. asked by Marian
3. 1,359 views
An archer pulls her bow string back 0.400 m by exerting a force that increases uniformly from zero to 240 N.(a) What is the
1. 3 answers
2. asked by jennifer
3. 1,335 views
A sprinter can reach a speed of 12 m/s in 0.96 s. If the sprinter’s acceleration is constant during that time, what is the
1. 1 answer
2. asked by olga
3. 1,332 views
The suggested retail price of a new car is p dollars. The dealership advertised a factory rebate of $1200 and an 8% discount.How
1. 1 answer
2. asked by Steve
3. 1,331 views
At New York City, the earth's magnetic field has a vertical component of 5.2 10-5 T that points downward (perpendicular to the
1. 0 answers
2. asked by aml
3. 1,317 views
Calcium oxide (CaO), an important ingredient in cement, is produced by decomposing calcium carbonate (CaCO3) at high
1. 1 answer
2. asked by Liz
3. 1,306 views
A certain car is capable of accelerating at a uniform rate of 0.85m/s2. What is the magnitude of the car's displacement as it
1. 1 answer
2. asked by Timmi
3. 1,297 views
How many milligrams of a mixture containing equal numbers of moles of CH4 and N2 at 10 ATM total pressure will dissolve in 1 L
1. 3 answers
2. asked by Neil
3. 1,293 views
If 48.9g of barium chloride dihydrate, BaCl2.2H20, was treated with excess silver nitrate solution. (show formula)a). how many
1. 2 answers
2. asked by Chels
3. 1,266 views
One isotope of a metallic element has mass number 59 and 31 neutrons in the nucleus. The cation derived from the isotope has 26
1. 2 answers
2. asked by Alex
3. 1,254 views
If bird DNA is more similar to crocodile DNA than turtle DNA is to crocodile DNA, then...A)birds should be included amoung
1. 1 answer
2. asked by Carly
3. 1,254 views
If you walk 100 meters forward and then 35 meter backward what is distance traveled and your displacemaent ?
1. 2 answers
2. asked by taylor
3. 1,224 views
can you correct the rest for me please?Express each as a function of theta: a. sin (270deg + theta)= cos theta b. cos (pi +
1. 0 answers
2. asked by Anonymous
3. 1,212 views
Molarity of .100 mole of urea (CH4N2O) in 250.0 mL of solution
1. 1 answer
2. asked by Audrey
3. 1,203 views
Examples to illustrate your understanding and application of each level of the Maslow model. i need some powerpoint idles
1. 0 answers
2. asked by Denese
3. 1,199 views
A revolving restaurant rotates one complete turn every 56 minutes. In the 21 minutes it takes to eat the peaches jubilee
1. 5 answers
2. asked by jay
3. 1,186 views
Given a power function of the form f(x)=axn, with f(3)=20 and f(9)=1620, find n and a
1. 3 answers
2. asked by Alyssa
3. 1,180 views
H(x)= 0.002x^2+0.005x-0.029 where x is the speed of the car in miles per hour.How can I rewrite the function so that x represe
1. 0 answers
2. asked by Ethan
3. 1,174 views
Excluding the echinoderms, all the animals in group 2 (birds, mammals, fish, amphibians) have which of the following
1. 0 answers
2. asked by Dante
3. 1,174 views
Lesson 3 Assignment .Explain the differences between solving these two equations: By stepslog3(x - 1) = 4 AND log3(x - 1) =
1. 0 answers
2. asked by Matt D.
3. 1,166 views
The following is a possible XML description of a reference. From the options listed below choose the most appropriate statement
1. 0 answers
2. asked by Ramond
3. 1,156 views
A cubic polynomial function f is defined by f(x) = 4x^3 + ax^2 + bx + k?A cubic polynomial function f is defined by: f(x) = 4x^3
1. 0 answers
2. asked by Leanna
3. 1,132 views
our goal is to pick a candy. My candy i picked was Mars Bar. The teacher told us to make 3 claims of our chocolate and then
1. 12 answers
2. asked by Monica
3. 1,119 views
what multiplication fact can be found by using the arrays for 2X9 and 5X9?
1. 0 answers
2. asked by Brenda
3. 1,117 views
An athlete in a competition needs to get from point A to another point B directly across from a river. He can swim in stationary
1. 2 answers
2. asked by Jessica Lopez
3. 1,108 views
An aluminum block slides along a horizontal surface. The block has an initial speed of 11.6 m/s and an initial temperature of
1. 1 answer
2. asked by Gerry
3. 1,107 views
a rectangular box has dimensions 9cm by 6 cm by 24 cm. a second rectangular box has volume one-half of the first and has a base
1. 1 answer
2. asked by ann
3. 1,097 views
A projectile is launched upward at an angle of 75 from the horizontal and strikes the ground a certain distance away. For what
1. 2 answers
2. asked by Mykmoloko
3. 1,088 views
if you mix 50ml of 0.1 tris acid with 60ml if 0.2m tris base, what will be the resulting pH?
1. 1 answer
2. asked by ashley
3. 1,082 views
what form of government was ancient egypt?
1. 3 answers
2. asked by Sara!
3. 1,082 views
what is the answer to penn foster exam 02800601
1. 2 answers
2. asked by tj
3. 1,075 views
how to convert 4.50 cubic feet to milliliters
1. 3 answers
2. asked by les
3. 1,054 views
The solar wind is a thin, hot gas given off by the sun. Charged particles in this gas enter the magnetic field of the earth and
1. 1 answer
2. asked by aml
3. 1,051 views
Given: hexane--density at 25 degrees Celsius (.660g/ml) -Vapor pressure of pure substance at 25 degrees Celsius (150 torr) -heat
1. 1 answer
2. asked by Elizabeth
3. 1,041 views
Air rushing over the wings of high-performance race cars generates unwanted horizontal air resistance but also causes a vertical
1. 0 answers
2. asked by Nerdy Nancy
3. 1,038 views
three spheres, each with a negative charge of 4.0*10^-6 C, are fixed at the vertices of an equilateral triangle whose sides are
1. 0 answers
2. asked by Diana
3. 1,028 views
what are 10 real songs that have the words “photo”, “picture”, “scene”, “sketch”, “video”, or “evidence”
1. 1 answer
2. asked by forensics
3. 1,026 views
The weight of the block on the table is 422 N and that of the hanging block is 185 N. Ignoring all frictional effects and
1. 0 answers
2. asked by Nerdy Nancy
3. 1,021 views
To hoist himself into a tree, a 72.0-kg man ties one end of a nylon rope around his waist and throws the other end over a branch
1. 0 answers
2. asked by Nerdy Nancy
3. 980 views
The Lightning Thief book and movie are different and same in many ways. The book of the Lightning Thief is more interesting and
1. 3 answers
2. asked by Justin
3. 971 views
Discuss the three types of management styles that are reviewed in your course materials (Scientific Management, Human Relations
1. 1 answer
2. asked by dEAN
3. 967 views
im in the 5th grade and i need help is on metric measures and conversoins
1. 1 answer
2. asked by brian
3. 945 views
The decline of Tibet as a powerful kingdom happened? a. at the same time as the decline of the Tang dynasty b.during the Sui
1. 2 answers
2. asked by Jesss
3. 924 views
Marley and Hassan rounded the number 7.483. Marleys answer was greater than 7.438. Marleys answer was greater than 7.483, and
1. 2 answers
2. asked by Iris
3. 914 views
An airplane is traveling km/h in a direction 41.5 degrees west of north. (a) find the cmpopnets of the velocity in the northerly
1. 1 answer
2. asked by Kim
3. 912 views
Which of the following was NOT a reason that slavery became more broadly used in Virginia after Bacon's Rebellion?a. the
1. 2 answers
2. asked by T-Baby
3. 911 views
A. L1: (0,-1), (5,9) L2: (0,3), (4,1) The lines are perpendicular because there slopes product equal -1. The point they
1. 0 answers
2. asked by Khylisha
3. 908 views
HA(aq)+ H2O (l) <-> H3O+(aq)+ A¯ (aq)Given the reaction above, which of the following will cause an increase in the pH of an
1. 1 answer
2. asked by Michael
3. 897 views
Consider the following multistep reaction:C+D-> <-CB (FAST) CD+D->CD2 (SLOW) CD2+D->CD3 (FAST) C+3D->CD3 (OVERALL) Based on the
1. 0 answers
2. asked by Candice
3. 895 views
What is the chemical equation that corresponds to the standard molar enthalpy of formation of N2O?
1. 1 answer
2. asked by jules
3. 894 views
True or False?If the inverse function of f exists, and the graph of f has a y-intercept, the y-intercept of f is an x-intercept
1. 1 answer
2. asked by Sam
3. 894 views
what is acculturation
1. 1 answer
2. asked by m
3. 892 views
This question is about plotting two points and drawing the straight line through them. Which two options are correct
1. 0 answers
2. asked by Marian
3. 885 views
Write and balance an equation for a reaction in which iron (Fe) and hydrochloric acid (HCL) reacto to form iron chloride (FeCl2)
1. 1 answer
2. asked by Sadie
3. 868 views
Write f(x)=x^4-12x^3+59x^2-138x+130 as a product of linear factors.I listed the factors of 130 and used synthetic division, but
1. 1 answer
2. asked by Anonymous
3. 864 views
Is my first paragraph of the essay good? Correct some mistakes.The Lightning Thief book and movie are different and same in many
1. 15 answers
2. asked by Justin
3. 856 views
is there a web sit that will help we with. What does a manager have to do to get an employee's needs met at one level of
1. 3 answers
2. asked by Denese
3. 853 views
The following is a list of 11 measurements: -2,82,87,-1,-51,-2,53,87,-20,32,35Suppose that these 11 measurements are
1. 2 answers
2. asked by Rachal
3. 837 views
Two charges q1 and q2 when separated by a distance r1 = R produce a force F1on each other. If the separation is increased to r2
1. 2 answers
2. asked by Alex
3. 837 views
Lesson 3 Assignment .Explain the differences between solving these two equations: By stepslog3(x - 1) = 4 AND log3(x - 1) =
1. 2 answers
2. asked by Matt D.
3. 835 views
Suppose that you hold a garden hose on the ground. It spurts water at a speed of 6,0m.s' (a) at what angle (to the horizontal)
1. 1 answer
2. asked by Mykmoloko
3. 829 views
An astronaut in his space suit and with a propulsion unit (empty of its gas propellant) strapped to his back has a mass of 134
1. 0 answers
2. asked by maria
3. 822 views
during a test crash an air bag inflates to stop a dummys forward motion . the dummys mass is 75 kg.if the net force on the dummy
1. 0 answers
2. asked by Anonymous
3. 819 views
Tamara is flying in a hot air balloon. The hot air balloons is flying at an altitude of 1100 feet. The ground distance to the
1. 1 answer
2. asked by karina
3. 818 views
If 3/8 of the class was absent what % of the class was present?
1. 7 answers
2. asked by Vic
3. 817 views

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