Archives
2011
February

Questions Asked on February 19, 2011

In aqueous solution, hypobromite ion, BrO-, reacts to produce bromate ion, BrO3 -, and bromide ion, Br-, according to the
1. 3 answers
2. asked by Jason
3. 8,769 views
Zn(s) + 2 HCl(aq) H2(g) + ZnCl2(aq)When 25.0 g of Zn reacts, how many L of H2 gas are formed at STP? 1. 0.382 L 2. 0.0171 L 3.
1. 3 answers
2. asked by Milly
3. 7,380 views
The solubility of NaCl in water is 35.7g NaCl/100g H2O. Suppose that you have 500.0g of NaCl. What is the minimum volume of
1. 3 answers
2. asked by Jazmin
3. 4,272 views
a packaging engineer is working on a new design for cold packs. A burst chamber in the pack will contain 14.0 mL of water, which
1. 4 answers
2. asked by Anonymous
3. 3,257 views
A student is skateboarding down a ramp that is 5.5 m long and inclined at 19° with respect to the horizontal. The initial speed
1. 3 answers
2. asked by Julius
3. 3,203 views
As a woman walks, her entire weight is momentarily supported on the heel of one shoe. Calculate the pressure exerted on the
1. 3 answers
2. asked by mNoellb
3. 2,936 views
My teacher said that if the ratio of mass (in a rock) for 40K and 40Ar was 1:3 then the age of the rock would be 2.5 billion
1. 13 answers
2. asked by Lena
3. 2,588 views
find the measures of each side of triangle abc with vertices a(-1,5), b(6,1), c(2,6) and classify the triangle.
1. 4 answers
2. asked by Tori
3. 2,422 views
In Figure 8-50, a block slides along a track from one level to a higher level after passing through an intermediate valley. The
1. 3 answers
2. asked by Anonymous
3. 2,199 views
The resistance in an electric circuit varies inversely with the current. If the resistance is 12 ohms when the current is 4
1. 3 answers
2. asked by Julie
3. 2,144 views
A uniform chain of total mass m is laid out straight on a frictionless table and held stationary so that one-quarter of its
1. 3 answers
2. asked by Em
3. 2,071 views
A three-year bond has 8.0% coupon rate and face value of $1000. If the yield to maturity on the bond is 10%, calculate the price
1. 1 answer
2. asked by rad
3. 1,959 views
Help me please to Find the tension in the two wires that supoort the light fixture. M=13 kg, è=43 degrees???!!
1. 1 answer
2. asked by sarah
3. 1,715 views
The alarm at a fire station rings and a 87-kg fireman, starting from rest, slides down a pole to the floor below (a distance of
1. 3 answers
2. asked by Julius
3. 1,657 views
Can any one help me with those 4?Double object pronouns Modelo: ¿Quién te compró esos zapatos? (mi tío) Mi tío me los
1. 3 answers
2. asked by Cassie
3. 1,478 views
In college softball, the distance from the pitcher's mound to the batter is 43 feet.If the ball leaves the bat at 110 mph, how
1. 2 answers
2. asked by Sasha
3. 1,346 views
The alarm at a fire station rings and a 87-kg fireman, starting from rest, slides down a pole to the floor below (a distance of
1. 1 answer
2. asked by Julius
3. 1,339 views
If p(t) is the profit (in dollars) that I expect my business to earn t years after opening, use functional notation to express
1. 1 answer
2. asked by amber
3. 1,318 views
Photographic film contains silver bromide in gelatin. Once exposed, some of the silver bromide decomposes, producing fine grains
1. 2 answers
2. asked by Kyubei
3. 1,289 views
Imagine that you are riding a bus. A girl gets on, and you recognize her as someone you know but have not seen for two years.1.
1. 4 answers
2. asked by megan
3. 1,280 views
Water drops over 49 m high Niagara Falls at the rate of 6.0 106 kg/s. If all the energy of the falling water could be harnessed
1. 1 answer
2. asked by Anonymous
3. 1,228 views
A water skier, moving at a speed of 8.61 m/s, is being pulled by a tow rope that makes an angle of 34.9 ° with respect to the
1. 2 answers
2. asked by Johnny
3. 1,199 views
A bowling ball with a mass of 7.3 kg has a net force of 1.5 N acting on it. What is the balls acceleration?
1. 1 answer
2. asked by CATAPULT
3. 1,187 views
using a mean of 80 and a standard deviation of 12. a) what is the score that divides the distribution such that 99% of the area
1. 1 answer
2. asked by henrietta
3. 1,150 views
LCM x^2+16x+49x^2-35 =-35Is this the correct answer
1. 0 answers
2. asked by sam
3. 1,143 views
If the speed of light through material Z is2.5×108 m/s, what is this material’s index of refraction? The speed of light in a
1. 1 answer
2. asked by Maria
3. 1,138 views
I'm writing an essay and the topic is " Should student be able to go on dangerous field trip like rock climbing?" I'm
1. 1 answer
2. asked by Shadow
3. 1,136 views
A vat in England nicknamed "Strongbow" is 19.7 m tall, but how wide is it? Suppose the vat is filled with water. A ray of light
1. 1 answer
2. asked by Ashley
3. 1,124 views
How many milliliters of 0.645 M K2CrO4 are needed to precipitate all the silver in 405 mL of 0.190 M AgNO3 as Ag2CrO4?
1. 2 answers
2. asked by Abigail
3. 1,074 views
(x=1 is the day tickets go on sale)Tickets= -0.2x^2+12x+11 1) Use the quadratic equation to determine the last day that tickets
1. 1 answer
2. asked by Anonymous
3. 1,061 views
How gravitational acceleration is used to benefit mankind and environment.how can rural people also benefit from the use of
1. 1 answer
2. asked by Ernest
3. 1,020 views
the triange is 31cm, side 1 and side 2 have equal lenghts, while side 3 is one centimeter shorter than twice then length of side
1. 2 answers
2. asked by Greg
3. 957 views
What is the magnitude of the apparent weight of a 65 astronaut 3600 from the center of the Earth's Moon in a space vehicle
1. 0 answers
2. asked by B-rad
3. 950 views
Calculate the resistance of a 1 mile length of wire if the conductivity (sigma) is 5.7x10^5 (ohm-cm)^-1 and the diameter of the
1. 2 answers
2. asked by r
3. 921 views
A car is travelling up one side of a hill and down the other side.The crest is a circular arc with radius of 45m. Determine the
1. 1 answer
2. asked by modiri
3. 895 views
one taxi charges 75 cents for the first quarter-mile and 15 cents for each additional quarter-mile. the second company charges
1. 1 answer
2. asked by Anonymous
3. 890 views
A curve of radius 72 is banked for a design speed of 120 .If the coefficient of static friction is 0.35 (wet pavement), at what
1. 0 answers
2. asked by B-rad
3. 889 views
If a person lives over 160 years What will happen?
1. 1 answer
2. asked by mark
3. 873 views
I understand that the plasma membrane is composed of a polar head and non polar tail. I read in my textbook that small non-polar
1. 1 answer
2. asked by lou
3. 836 views
discuss the ways in which a business might respond to growing awarness of environmental issues among its customers?
1. 1 answer
2. asked by melissa
3. 833 views
a speaker was so boring that one-half of the audience left after a few minutes. Five minutes later, one-third of the remaing
1. 2 answers
2. asked by tom
3. 817 views
The maximum depth of Lake Baikal, in Russia, is 1637 m, making it the world's deepest freshwater lake. If a beam of light with
1. 2 answers
2. asked by Ashley
3. 812 views
To extract gold from its ore, the ore is treated with sodium cyanide solution in the presence of oxygen and water.4 Au(s) + 8
1. 1 answer
2. asked by Dovahkiin
3. 803 views
Find the equation of the line that passes through the points ( 8, - 15 )and(-2,5). write the equation in y=mx = b form.
1. 1 answer
2. asked by Julie
3. 803 views
a test consists of 25 multiple choice questions. Each has 5 possible answers, which only one is correct. If a student guesses on
1. 0 answers
2. asked by gio
3. 799 views
june wants to work for 15 1/2 hours at her part-time job this week. she has already worked 8 3/4 hours. how many more hours does
1. 1 answer
2. asked by Anonymous
3. 796 views
Can someone please tell me how to do these?Suppose that f is given for x in the interval [0,12] by x= 0 2 4 6 8 10 12 f(x)= -14
1. 1 answer
2. asked by Diane
3. 794 views
How would I calculate the age of a rock only given the amount of each in grams and half-life?40K decays to 40Ar. Half life of
1. 1 answer
2. asked by Lena
3. 774 views
A RIGHT ANGLED TRIANGLE ABC IS GIVEN,WHERE AB IS 5CM,AC IS 12CM,BC IS 13CM,AD IS AN ALTITUDE FROM A TO BC,FIND THE AREA OF THE
1. 5 answers
2. asked by ANNANYA
3. 773 views
If a curve with a radius of 85 is perfectly banked for a car traveling 71 , what must be the coefficient of static friction for
1. 1 answer
2. asked by B-rad
3. 759 views
You are moving into an apartment and take the elevator to the 6th floor. Suppose your weight is 790 N and that of your
1. 2 answers
2. asked by Johnny
3. 753 views
i really need the answer quickly1. Linda travels by car around one city to another with different constant speeds between pairs
1. 1 answer
2. asked by alya
3. 732 views
If the moon rotated on its axis just as quickly as Earth's, would we always see the same side of the moon? Explain. -thanks,
1. 2 answers
2. asked by Sandra
3. 725 views
The solubility of NaCl in water is 35.7g NaCl/100g H2O. Suppose that you have 500.0g of NaCl. What is the minimum volume of
1. 1 answer
2. asked by Jazmin
3. 706 views
.361 g of a non-volatile solute is dissolved in 160.0 g of water. The solute does not react with water nor dissociate in
1. 2 answers
2. asked by silver
3. 700 views
Draining the vat. With only the small valve open, all of the liquid can be drained from a large vat in 4 hours. With only the
1. 1 answer
2. asked by Tiffany
3. 696 views
Sarah took a Statistics midterm which consisted of 13 multiple choice questions. Each question had 6 possible response options.
1. 1 answer
2. asked by Eric
3. 690 views
What are managerial responsibilities related to administrative ethical issues, such as patient confidentiality (HIPAA)?
1. 3 answers
2. asked by bobbi
3. 682 views
How does geography affect development of a city
1. 1 answer
2. asked by lee
3. 682 views
using a mean of 80 and a standard deviation of 12. a) what is the score that divides the distribution such that 99% of the area
1. 1 answer
2. asked by henrietta
3. 677 views
1.find the capacity of rectangular tone in liters..Length 5.5 Width 3.5 height 3.6 Height 2.7 Length 4.75 width 3.5 2.Find total
1. 2 answers
2. asked by Julie Charmster
3. 675 views
If the nations of the world were to suddenly cut off all trade with one another, what products might you no longer be able to
1. 1 answer
2. asked by glenn
3. 674 views
So, I uploaded the figure in photobucket, and if you type flutegirl516 in the search bar you will see it's the first photo.F:B�
1. 8 answers
2. asked by Francesca
3. 669 views
How do I solve this question?"Rory Gilmore earns $20 per hour during the week and $30 per hour for overtime on the weekends. One
1. 1 answer
2. asked by Max
3. 667 views
Can you please check these sentences, too? Thank you. I just wonder if you could use these expressions in a common conversation.
1. 1 answer
2. asked by Mike
3. 665 views
Factor f(x)=x^4+x^3-8x^2+6x+36 completely
1. 1 answer
2. asked by Vic
3. 662 views
This assignment is confusing me, is there anyone that can lead me in the right direction? The assignment is as follows.If
1. 1 answer
2. asked by sue
3. 658 views
A peddler is taking eggs to market to sell. The eggs are in a cart that holds up to 500 eggs. If the eggs are removed from the
1. 1 answer
2. asked by jay
3. 655 views
Find the percent of increase or decrease. Round your answer to the nearest percent.Original Amount: $6.50, New Amount: $11.50,
1. 2 answers
2. asked by Anonymous
3. 651 views
How many total moles of ions are released into water when 0.50 moles of calcium perchlorate are dissolved in a liter of water?
1. 1 answer
2. asked by Diane
3. 642 views
find the acute anlge A, to the nearest seconds when ;A.log cos A= 9.12575 you might say that The cosine is >1, there's no real
1. 1 answer
2. asked by Anonymous
3. 632 views
A truck of mass 9212 kg moving at a speed of 73.2 mph has lost its brakes. Fortunately, the driver finds a runaway lane, a
1. 0 answers
2. asked by Em
3. 627 views
Is the smallest country in Africa Equatorial Guinea? Or could it possibly be Djibouti?
1. 11 answers
2. asked by Alyonka
3. 620 views
A vat in England nicknamed "Strongbow" is 19.7 m tall, but how wide is it? Suppose the vat is filled with water. A ray of light
1. 2 answers
2. asked by Ashley
3. 619 views
Write the following methods and test them.this need to be execute it in Eclipse IDE for Java Developers1. printVowels - this
1. 1 answer
2. asked by reima
3. 603 views
constitutional amendment initiates a national income tax passed by which one:Theodore Roosevelt Woodrwo Wilson William Taft I
1. 5 answers
2. asked by sharice
3. 598 views
Mechanism for the reaction between 3-methyl-2-pentene and HCl. is this right?%img836.imageshack.us/i/questionk%.jpg/% * delete
1. 0 answers
2. asked by ben
3. 596 views
f(x)=3x^ln(x),find f '(9). i can't find the answer :( I got 3x^lnx(((ln(lnx))/x)+ 1/lnx)
1. 1 answer
2. asked by yoo
3. 594 views
on three consecutive passes, a football team gains 10 yards, loses 38 yards, and gains 43 yards. what number represents the
1. 2 answers
2. asked by Anonymous
3. 590 views
I forgot to include the following sentences. I have to check the various alternatives.I believe plaster is the British for cast.
1. 1 answer
2. asked by Mike
3. 582 views
Amy paid $87.27 for a pair of running shoes during a 15%-off sale. What was the regular price?
1. 1 answer
2. asked by Valentine
3. 581 views
A ray of light has an angle of incidence of 30.4� degreeson a block of quartz and an angle of refraction of 20.7� degrees. What
1. 1 answer
2. asked by Maria
3. 576 views
What SAT score do you need to be in the top 20% of the population?
1. 2 answers
2. asked by Leo
3. 575 views
What are some practical applications of London dispersion forces? And the rule like dissolves like besides making antichap
1. 1 answer
2. asked by Jenny
3. 558 views
So for my health class I have to make a 4 slide powerpoint and on one of the slides I have to have the Name of the Mental
1. 1 answer
2. asked by Rebekah
3. 552 views
solve by elimination5x+3y+5z=-16 2x+5y-z=-26 x-4y+2z=10
1. 1 answer
2. asked by me
3. 551 views
Mr. A has taken a car on lease. The down payment is80% of Total amount which is 200000rs. it is mutually agreed that 24equal
1. 0 answers
2. asked by SS
3. 549 views
_2__ = ____2___x-9 x^2-6x-27 Solve the equations Check solutions to the equations (plug the answer back into the original
1. 1 answer
2. asked by Julie
3. 549 views
Each letter represents a different number. Identical letters represent identical numbers. Rewrite the multiplication example
1. 2 answers
2. asked by sam
3. 549 views
Two objects attract each other gravitationally with a force of 2.7×10−10 when they are 0.65 apart. Their total mass is 4.4
1. 0 answers
2. asked by B-rad
3. 546 views
The year 1991 was the last year of the twentieth century whose number is a palindrome,that is,reads the same backward and
1. 2 answers
2. asked by mike
3. 545 views
Write down the correct mechanism for the reaction between 3-methyl-2-pentene and HCL?
1. 0 answers
2. asked by ben
3. 532 views
Which is correct?1. What did you do on the winter break? or 2. What did you do on winter break? I believe #2 is correect because
1. 2 answers
2. asked by James
3. 531 views
1) What type of mortgage loan has a fixed rate, fixed term and fixed payment?
1. 3 answers
2. asked by Rhonda
3. 525 views
Discuss how confirmation bias can influence perceptions and how some beliefs can actually generate their own confirmation in 200
1. 3 answers
2. asked by Mandy
3. 523 views
If the wavelength of a sound wave in an unknown material is 20 centimeters and the frequency is 1700 Hz. What is the speed of
1. 1 answer
2. asked by gaspar
3. 523 views
I need help finding the geological time scale of stone mountain georgia, with a longitudinal, and latitude map of the area.
1. 1 answer
2. asked by Robin
3. 517 views
What is the advantage or disadvantage that people used telomere?
1. 2 answers
2. asked by mark
3. 516 views
if a data se has a mean of 10.0 seconds & a standard deviation of 2.0 seconds, what is the z score corresponding to the time of
1. 3 answers
2. asked by thelma
3. 509 views
What is your percentile rank if you have an ACT of 24?
1. 1 answer
2. asked by Korrie
3. 507 views

Back to February 2011

Ask a New Question

Archives
Contact Us
Newest
Privacy Policy
Terms of Use
© 2025