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Questions Asked on October 16, 2008

A sample of neon effuses from a container in 73 seconds. The same amount of an unknown noble gas requires 149 seconds.Identify
1. 9 answers
2. asked by nikki
3. 4,932 views
John has six bills of paper money in the following denominations $1, $5, $10, $20, $50, and $100. If he selects 3 bills at a
1. 3 answers
2. asked by JMN
3. 3,905 views
When an aqueous solution suspected of containing Ba2+ or Pb2+ or both are mixed with sulfuric acid a precipitate forms. in
1. 1 answer
2. asked by Lili***
3. 3,563 views
write a balanced equation for the reaction that occurs when an aqueous solution of iron(II) chloride is mixed with an aqueous
1. 2 answers
2. asked by Lili
3. 2,990 views
The time t (in seconds) that it takes for an object to fall a distance of s feet is given by the formulat = radical symbol s /4
1. 6 answers
2. asked by jennifer
3. 2,202 views
A sample of N2O effuses from a container in 45 seconds.How long would it take the same amount of gaseous I2 to effuse from the
1. 1 answer
2. asked by nicole
3. 2,185 views
compare an atoms structure to a ladder. what parts of the ladder correspond to the energy levels of the atom/ identify one way a
1. 5 answers
2. asked by taylor
3. 1,987 views
Consider a box in the back of a pickup truck. If the truck accelerates too rapidly, what happens to the box? Explain why this
1. 1 answer
2. asked by Tiffany
3. 1,717 views
what simple test would you use to identify the possible presence of HCl(aq)? What result do you expect if the solution is
1. 1 answer
2. asked by Lili
3. 1,690 views
The solubility of KNO3 is 155 g per 100 g of water at 75 degrees celcius and 38.0 g at 25 degrees celcius. What mass (in grams)
1. 1 answer
2. asked by Mischa
3. 1,566 views
jack and jessica earned the same amount last wek. They both work for the same hourly rate. Jack worked 18 hours and had $42
1. 4 answers
2. asked by nikki
3. 1,549 views
compare the postions of the electrons in Bohr's model of the atom with their positions according to modern atomic theory
1. 3 answers
2. asked by taylor
3. 1,506 views
Use analytical methods to find the exact global maximum and minimum values of the function f(x)=8x-ln(4x) for x >0. If a global
1. 2 answers
2. asked by George
3. 1,488 views
The ratio of men to women in a certain factory is 3:4. There are 210 men. How many workers are there?
1. 2 answers
2. asked by Odessa
3. 1,478 views
Suppose you press a book against the wall with your hand. The book is not moving and you are pushing horizontally. Now suppose
1. 2 answers
2. asked by Rachel
3. 1,320 views
1)Which group of organic molecules makes up your genetic code2)A substance which tends to resist a change in the pH of a
1. 1 answer
2. asked by Stephanie
3. 1,293 views
Paula mixed 2 cups of sunflower seeds and 3 cups of raisins to make a snack for a hike. she figured that the mixture would
1. 1 answer
2. asked by john
3. 1,276 views
What preliminary test are you looking for to identify conclusively your unknown solutions as Set C? Explain
1. 1 answer
2. asked by Lili
3. 1,271 views
Amy paid $78.33 for a pair of running shoes during a 30% off sale. What was the regular price?
1. 2 answers
2. asked by rere
3. 1,255 views
I need to describe prokaryotic and eukaryotic chromosomes.I think I got prokaryotic the circular DNA molecule of prokaryotic
1. 2 answers
2. asked by jennifer
3. 1,215 views
A projectile (mass = 0.269 kg) is fired at and embeds itself in a target (mass = 1.34 kg). (The target is initially stationary).
1. 0 answers
2. asked by chris
3. 1,210 views
The Eiffel Tower is 497 feet taller than the Washington monument. If each of the monuments were 58 feet shorter, the Eiffel
1. 2 answers
2. asked by john
3. 1,194 views
If 258 hamburgers and cheeseburgers were sold and the number of cheeseburgers sold was two times the amount of hambugerssold how
1. 3 answers
2. asked by nadine
3. 1,162 views
Topic: Normal Probability DistributionQuestion: Assume that blood pressure readings are normally distributed with a mean if 116
1. 1 answer
2. asked by JMN
3. 1,121 views
A 100-n boulder is sitting on a shelf 0.5 meters above the floor.How much kinetic energy was used to move the boulder from the
1. 2 answers
2. asked by Nicole
3. 1,061 views
answer this simultaneous equation please. 3a-b=9 2a+2b=14
1. 2 answers
2. asked by Rhondi
3. 1,061 views
what is the value for k if a spring stretches 0.4m when submitted to a 1800N force?How much force is needed to keep a 23 kg box
1. 2 answers
2. asked by sammi
3. 1,049 views
The slope of the tangent on a position time graph equals what?
1. 1 answer
2. asked by sammi
3. 1,030 views
Can a whole number ending in 8 be prime?
1. 2 answers
2. asked by deb
3. 1,019 views
A 100-n boulder is sitting on a shelf 0.5 meters above the floor.How much kinetic energy was used to move the boulder across the
1. 1 answer
2. asked by Nicole
3. 1,013 views
ok im doing my physics homework and we have to submit the answers online.i keep getting these questions wrong and i only have
1. 3 answers
2. asked by Claudia
3. 984 views
Hi,I don't have any question specifically but I'm very confused on this. In integration to find area under/above a curve, when
1. 2 answers
2. asked by Joshua
3. 956 views
What would happen if you placed a grape in a bowl with highly concentrated sugar water? and also i need help with this question:
1. 5 answers
2. asked by Katie
3. 945 views
set C is:AgNO3(aq),Ba(NO3)2(aq),HCl(aq),H2SO4(aq), NaOH(aq) What preliminary test result are you looking for to identify
1. 1 answer
2. asked by Lili***
3. 945 views
A 100-n boulder is sitting on a shelf 0.5 meters above the floor.What is the potential energy when its in its new location?
1. 1 answer
2. asked by Nicole
3. 943 views
How did the Dawes Act affect the Native Americans?
1. 3 answers
2. asked by Ella
3. 922 views
how do you find the volume enclosed by x=3y and x=y^3 rotated about the y-axis? when y=>0
1. 3 answers
2. asked by alexis
3. 917 views
Monopolistic CompetitionA profit-maximizing firm in a monopolistically competitive maket is characterized by which of the
1. 2 answers
2. asked by G
3. 914 views
One mole of an ideal gas does 3400 J of work on its surroundings as it expands isothermally to a final pressure of 1.00 atm and
1. 0 answers
2. asked by tom
3. 911 views
what other acid indicators are there other than phenolphthalein?Are there any better indicators than phenolphthalein?
1. 2 answers
2. asked by Bo
3. 900 views
Can you please read my essay and correct any grammar mistakes i made. Also the last sentence of my first paragraph is my thesis,
1. 6 answers
2. asked by jen
3. 895 views
The perimeter of triangle QRS is 350cm. Is triangle QRS approx. equal to triangle MOL? Explain.
1. 1 answer
2. asked by Briana
3. 859 views
Can someone check my work please? We had to fill in the blanks of a short paragraph with the correct keywords, but all these
1. 0 answers
2. asked by Emily
3. 851 views
Find a forula for the following function.A line with slope 5 and x-intercept 10 is the answer y(x)= 5x-50
1. 1 answer
2. asked by George
3. 822 views
I need help writing a thesis. Here are my topic sentences.Question: Analyze the concerns and goals of participants in the
1. 9 answers
2. asked by Amanda
3. 798 views
Determine the number of moles of calcium per mole of calcium hydroxide.My answer is: Because there is only one calcium ion per
1. 1 answer
2. asked by Anonymous
3. 796 views
Hey everyone I need some omework jelp as you can see.I'm not that well in Science so could you give me some tips? And i would
1. 10 answers
2. asked by Cindy
3. 784 views
A thermodynamic system undergoes a process in which its internal energy increases by 480 J. At the same time, 220 J of work is
1. 1 answer
2. asked by SARA
3. 781 views
could someone please evaluate what i have so far and help me with the last few questions...the linear equation: y = 0.15x + 0.79
1. 1 answer
2. asked by Carmen
3. 778 views
One mole of an ideal gas does 3400 J of work on its surroundings as it expands isothermally to a final pressure of 1.00 atm and
1. 1 answer
2. asked by tom
3. 769 views
3 Examples of Mission statements or human services organizations.Show how each one of the mission statements does or does not
1. 3 answers
2. asked by Jana
3. 759 views
Here are some questions that I have to answer about the American Culture. Because I come from France and have been in the US for
1. 1 answer
2. asked by Lily
3. 734 views
a 5.9 kg bucket of water is raised from a well by a rope.the acceleration of gravity is 9.81 m/s^2 if the upward acceleration of
1. 2 answers
2. asked by Claudia
3. 733 views
A fighter jet is launched from an aircraft carrier with the aid of its own engines and a steam-powered catapult. The thrust of
1. 1 answer
2. asked by nj
3. 727 views
In 1992 the life expectancy of males in a certain country was 63.4 years. In 1997 it was 66.7 years, let E represent the life
1. 0 answers
2. asked by paulette
3. 714 views
Why is the first amendment from the Bill of Rights the most important?
1. 0 answers
2. asked by History
3. 711 views
A television has a diagonal of 10 inches and a width of 8 inches. what is it's height?i think the answer is nine inches, am I
1. 7 answers
2. asked by Laura
3. 703 views
antonym for the word inhibit
1. 1 answer
2. asked by justis
3. 693 views
Think of the two colonies (New York & New Jersey colony and Penn's colony).How are they similar?How are they different?
1. 1 answer
2. asked by N'aicha
3. 689 views
1)Which organelle makes most ATP2)The chemical reaction that joins two amino acids is called 3)In a single molecule of water
1. 0 answers
2. asked by Stephanie
3. 687 views
hey everyone out there im new to this forum so please be nice. hahaha :D as the subject says this is about ozone cracking. well
1. 3 answers
2. asked by Anonymous
3. 687 views
How do enzymes denature, and what is the effect on the human body?
1. 1 answer
2. asked by jo b.
3. 683 views
Suppose the lengths of the four side of a quadrilateral are represented by the expressions 3a, a+2, 2a-1, and 3a+6. write the
1. 1 answer
2. asked by yasha
3. 681 views
describe the three main ideas of Dalton's atomic theory.
1. 2 answers
2. asked by taylor
3. 678 views
How is the structure of the female and the male reproductive system suitable for their functions? Please reply soon!!! Thanks.
1. 2 answers
2. asked by Crystal
3. 675 views
The perimeter of a recatangle is twice the sum of its length and its width. The perimeter is 16 meters and its length is 2
1. 5 answers
2. asked by Odessa
3. 672 views
if line segment AC=120ft and the ratio of line AB:BC =3/5 - what is the length of line AB ?I set up the problem up as X:120 &
1. 0 answers
2. asked by Rose
3. 670 views
My teacher always asks me to comment on diction, style, tone, rhetoric....but i don't know how to do this, i mean i know what
1. 5 answers
2. asked by Maddie
3. 667 views
1)2000mg= 2g2)104km= 0.104m 3)480cm= 0.40m 4)5.6kg= 0.56g 5)8mm= 0.8cm 6)5L= 0.5mL 7)198g= 0.198kg 8)75mL= 0.075L 9)50cm= 0.05m
1. 1 answer
2. asked by Elenny
3. 664 views
Does a 2-kilogram rock have twice the mass of a 1-kilogram rock? twice the inertia? twice the weight (when weighed in the same
1. 1 answer
2. asked by Nicole
3. 655 views
In what way did colonists particate in governing themselves after Georgia became a royal colony?
1. 1 answer
2. asked by Mikayla
3. 649 views
A 56.0-kg skater is traveling due east at a speed of 2.80 m/s. A 77.0-kg skater is moving due south at a speed of 4.40 m/s. They
1. 1 answer
2. asked by chris
3. 647 views
Explain how convection currents are related to plate tectonics.
1. 1 answer
2. asked by N'aicha
3. 645 views
ok im doing my physics homework and we have to submit the answers online.i keep getting these questions wrong and i only have
1. 2 answers
2. asked by Claudia
3. 639 views
stems-and-leaf plotsI understand whole numbers but not with decimals make a stem and leaf plot.. 8.2, 9.3,10,9.9, 8,9.2,
1. 0 answers
2. asked by Blaed
3. 635 views
I need to do a project on any one cell organelle and i have started on lysosomes. Its a powerpoint presentation and i need to
1. 12 answers
2. asked by Jessica
3. 634 views
Science Fair Project - Topic - What color will be absorbed fastest by celery. I have been assuming that the color with the
1. 2 answers
2. asked by Nanci
3. 631 views
Paula mixed 2 cups of sunflower seeds and 3 cups of raisins yo make a snack for a hike. She figured that the mixture would
1. 0 answers
2. asked by john
3. 629 views
1) 63 cm < 6m2) 5g > 508mg 3) 1,500mL < 1.5L 4)536cm < 53.6dm 5)43mg < 5g 6)3.6m > 36cm Thanks, if I'm wrong please tell me:)
1. 1 answer
2. asked by Elenny
3. 627 views
I need to equal $1.00 and 30 gramsWith quarter .25=6 grams dime .10=2 grams nickel .05=5 grams
1. 2 answers
2. asked by Corey
3. 620 views
Whats the supporting structure of the cell that is also involved in movement.
1. 1 answer
2. asked by sue
3. 617 views
The sum of 5 consecutive integers is 1,000. What is the value of the greatest of these integers?I don't know if I should just
1. 3 answers
2. asked by Julianne
3. 617 views
were solving absolute value equations \can you help me out in 18-|3x-2|=3 i don't know if we distribute the negative or make it
1. 3 answers
2. asked by Jacob
3. 612 views
what was the 1800's entertainment
1. 3 answers
2. asked by Jherica Holland
3. 609 views
What is the culture of the PLains Indians?
1. 1 answer
2. asked by Ella
3. 607 views
keisha told her swim coach that she would swim at least half a mile. If one lap is 50 yards, what is the fewest number of laps
1. 1 answer
2. asked by nikki
3. 606 views
d = (1/2)g t^2in feet, seconds units g = 32 ft/s^2 approximately so d = 16 t^2 t^2 = d/16 t = (1/4)(sqrt d) if d = 5280 t = .25
1. 0 answers
2. asked by Damon
3. 606 views
explain how the path of an electron differs in bohr's model and in the modern model of the atom
1. 1 answer
2. asked by taylor
3. 593 views
I'm a bit confused as to when I should use an alpha particle and when to use a beta particle in a nuclear equation. For
1. 2 answers
2. asked by Chloe
3. 589 views
i need 101 ways to be healthy phsical, emotional, mental, social, intellectual, or spirital
1. 2 answers
2. asked by wess
3. 588 views
i need a lot of help lets just say that my gym teacher is making my class take health so i have a huge asignment due on monday i
1. 1 answer
2. asked by Anna
3. 585 views
I am in need of some help on finding a article with the following could someone please help mefind an article related to one of
1. 3 answers
2. asked by Ann
3. 585 views
The 17.9 cm diameter disk rotates on an axle through its center. F1=22.1 N, F2=32.4 N, F3=32.4 N, F4=22.1 N, and d=4.74 cm. What
1. 2 answers
2. asked by Adam
3. 573 views
A 2.80 -g sample of an unknown chlorofluorocarbon is decomposed and produces 557mL of chlorine gas at a pressure of 750mm Hg and
1. 1 answer
2. asked by James
3. 573 views
linen scrolls contain 80.9% of Carbon-14. how old are the scrolls if the half-life for deacy is 5.73X10^3??plz tell me what type
1. 3 answers
2. asked by ronny
3. 570 views
When milk is present, the lactose repressor binds to the lac operon.Is this true or false? I think it is false.....?
1. 1 answer
2. asked by Emma
3. 570 views
What would the standard cell potential in volts be forMn(s) + 2Ce4+(aq) -> Mn2+(aq) + 2Ce3+(aq)?
1. 3 answers
2. asked by Chemistry question.
3. 566 views
could someone please help me with this question. I have no clue where to start...the line: y = 0.15x + 0.79 represents an
1. 1 answer
2. asked by Carmen
3. 564 views
i'm not very good at physics and i have an exam tomorrow!!for the first one do i use the formula F=-Kx to make the answer -4500
1. 2 answers
2. asked by sammi
3. 562 views
I have looked almost everywhere on the inernet but i cant find any art websites that will show me step-by-step how to draw a
1. 2 answers
2. asked by DeeDee
3. 556 views

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