Questions Asked on April 20, 2007

I wanted to now what is the molecular geometry of SeBr4, because I believe is a trigonal bipyramid...but I am not sure...please
1. 0 answers
2. asked by Ross
3. 6,300 views
7.0 ml of 6.0 M NaOH are diluted with water to a volume of 400 ml. You are asked to find the molarity of the resulting solution.
1. 0 answers
2. asked by Anonymous
3. 4,168 views
Many areas of the world that do not have adequate fresh water have become habitable becausea.rainfall patterns have changed
1. 2 answers
2. asked by Mack
3. 2,240 views
thanksIs sodium nitrate polar or nonpolar and how do I figure this out? thanks You need to consult your text or your notes to
1. 1 answer
2. asked by Filmore
3. 2,224 views
Is this trinomial a perfect squarex^2-6x+9 if the trinomial starts with x^2 and 1/2 of the middle term coefficient squared
1. 0 answers
2. asked by jasmine20
3. 1,981 views
Vitamins that may cause toxicity if ingested in too large amounts are:1.vitamin A,vitamin C, and thiamin 2.vitamin C,
1. 1 answer
2. asked by Gail and Trish
3. 1,952 views
Two radio antennas simultaneously transmit identical signals with a wavelength of 3.35 m. A radio several miles away in a car
1. 1 answer
2. asked by anonymous
3. 1,944 views
Ninety seven percent of the world's water resources are found ina.fresh water b.salt water c.icecaps and glaciers d.groundwater
1. 1 answer
2. asked by Mack
3. 1,914 views
Which of the following is one way that a person can conserve water?a.Take a bath instead of a shower b.Wash laundry in small,
1. 1 answer
2. asked by Mack
3. 1,597 views
Define PNSPeripheral Nervous System? = contains only nerves and connects the brain and spinal cord (CNS) to the rest of the
1. 0 answers
2. asked by rachel moreno
3. 1,338 views
I need help. This eguation is solving equations with variables and integers.5x=-25 I need help getting how to do this equation.
1. 0 answers
2. asked by Amy L.
3. 1,237 views
How is fresh water used in industry?a.in manufacturing processes b.in the disposal of waste products c.to generate power d.all
1. 1 answer
2. asked by Mack
3. 1,222 views
Which of the following is a source of point pollution?a.unlined landfill b.runoff from city streets c.precipitation containing
1. 0 answers
2. asked by Mack
3. 1,185 views
Integral of:__1__ (sqrt(x)+1)^2 dx The answer is: 2ln abs(1+sqrt(x)) + 2(1+sqrt(X))^-1 +c I have no clue why that is! Please
1. 0 answers
2. asked by Gabriela
3. 1,166 views
if one mole of the compound AL4C3 has a mass of 144g and mole of carbon has a mass of 12g, calculate the relative atomic mass of
1. 0 answers
2. asked by brainywaney
3. 1,148 views
Chapter 3: les chansons (songs)1. Les Paroles de vos Chansons préférées - Paroles.Net - ABC de la Chanson Francophone (Do not
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2. asked by SraJMcGin
3. 1,141 views
choose one option which is the equivalent in radians of an angle of 135 degrees.( ð = pie 3.14...) A. ð / 2 B. 3ð / 2 C. 7ð
1. 0 answers
2. asked by katie
3. 1,140 views
Which group in the periodic table (1A... 5A) reacts with H2 to form compounds with the general formula MH2? Which reacts with F2
1. 1 answer
2. asked by Londy
3. 1,132 views
i was wondering which ones are soluble in water and what ones are not: K2CrO4, CaS, Na2S, and BaSO4I was also wondering if AgBr
1. 0 answers
2. asked by Phil
3. 1,101 views
Sorry about that. I don't know why it did that? I will try to recap the two or three sentences I read. The oxygen molecules
1. 0 answers
2. asked by DrBob222
3. 1,089 views
What is the purpose of adding alum to water during the water treatment process?a.to filter and remove large organisms and trash
1. 0 answers
2. asked by Mack
3. 1,087 views
is this correct:solve by using the quadratic formula 5x^2+x=3 what i keep getting is this: (-1 +/- sqrt 61)/(10) or should i
1. 0 answers
2. asked by jasmine20
3. 1,056 views
Polluted groundwater is difficult to clean up becausea.groundwater is deep in the ground and dispersed through large areas of
1. 0 answers
2. asked by Mack
3. 1,001 views
The question isWich statement BEST describes the mood of the continental congress in may 1775? a.Few delegates wanted a formal
1. 0 answers
2. asked by kelly
3. 953 views
A hole that is dug into the ground to obtain fresh water is calleda.the recharge zone b.a well c.an aquifer d.a watershed a.
1. 0 answers
2. asked by Mack
3. 929 views
I posted this question yesterday and Igot confused. The determinant of total energy requirement that may most appropriately be
1. 0 answers
2. asked by Lana
3. 875 views
Commercial LawCoursework Assignment Instructions Background Information You have recently started employment with Marvel
1. 0 answers
2. asked by Nikesh Patel
3. 872 views
ELement A has a valence electronic structure of ns2np1. Element B has the valence electronic structure of ns2np5.Write a formula
1. 0 answers
2. asked by Dave
3. 854 views
Chapter 2! Some sites for you to visit:1. French Pen Pals 2. International Pen Friends/ Pen Pals 3. Comptines, chansons et
1. 1 answer
2. asked by SraJMcGin
3. 840 views
Most of the oil that pollutes the ocean comes froma.operating boats and personal watercraft b.spills from oil tankers c.runoff
1. 0 answers
2. asked by Mack
3. 823 views
In a triangle ABC, AB = 2 cm, BC = 3 cm and AC = 4 cm.Choose the two options which give a triangle PQR which is similar to
1. 1 answer
2. asked by katie
3. 815 views
I hope that the diagram I have drawn for myself matches the one in your question.I have a triangle with sides 20 and 10 and an
1. 0 answers
2. asked by Reiny
3. 804 views
Which of these were the two great West African trading kingdoms that arose between 1200 and 1400?a- Zimbabwe and Mali b- Mali
1. 0 answers
2. asked by Anonymous
3. 778 views
I just wanted to say I have seen you getting better in math as time goes on. You take the ideas presented to you and do a really
1. 0 answers
2. asked by MattsRiceBowl
3. 771 views
I need help determining a concentration. A voltaic cell has a Hg/Hg2^2+ electrode and a Sn/Sn^2+ electrode (Enaught cell =
1. 0 answers
2. asked by amy
3. 763 views
which of the foods is Not a common allergen?eggs, orange juice, rice, or whole wheat bread Rice is not a common allergen. Am I
1. 0 answers
2. asked by Paula
3. 748 views
Is modernization a world-wide trend?Yes. Using the definitions of modernization in this site, it's clear that people want to
1. 0 answers
2. asked by Anonymous
3. 721 views
I have to write an essay on the question: What are the advantages and disadvantages of the influence of interest groups. Do they
1. 0 answers
2. asked by Jon
3. 719 views
Find the exact area of the region enclosed by the square root of (x) + the square root of (y) is = 1; x = 0 and y = 0.I moved
1. 0 answers
2. asked by Mike
3. 717 views
Help! I have no idea how to solve this:If the distance between two slits is 0.0550 mm, find the angle between the first-order
1. 0 answers
2. asked by anonymousq
3. 711 views
What was the ultimate result of Zheng He's voyages of discovery in the 1400s?a- expanding China overseas b- spreading the
1. 0 answers
2. asked by brie
3. 709 views
While Driving down a mountain, top finds that he has descended 1800 ft in elevation by the time he is 3.25 mi horizontally away
1. 0 answers
2. asked by Russell
3. 705 views
If a solution has a lot of particles, is it going to have a low or high boiling point? For instance, would NaCl have a higher or
1. 0 answers
2. asked by Grace
3. 700 views
the problem reads:evaluate sqrt (-4) if possible. my answer: sqrt (-4)<0 therefore this is not a real number looks correct you
1. 1 answer
2. asked by jasmine20
3. 692 views
Is a beaker more precise in determining volume than an Erlenmayer flask???Probably... More precise would be a graduated cylinder
1. 0 answers
2. asked by John
3. 691 views
simplify:sqrt ((7)/(100)) my work: 7 = 1sqrt (7) 100= 10 sqrt (1) (1)/(10) sqrt (7) my answer: (sqrt (7))/(10) Your answer is
1. 0 answers
2. asked by jasmine20
3. 675 views
which is the best way to express:"I am calling in reference to your child" Estoy llamando en respecto de su nina/nino. estoy
1. 0 answers
2. asked by jules
3. 675 views
how do i convert-2.25 into a fraction? OK, if dis is a calculator question, den all u gotta do is follow the steps... 1. Type
1. 0 answers
2. asked by jasmine20
3. 674 views
how do i evalute this problem if possible.i will decribe it it has an index of 3 then a squaroot sign then for the radicand
1. 0 answers
2. asked by jasmine20
3. 669 views
Why is a beaker more acurrate to use when measuring the evaporation over a period of time of a liquid instead of an Erlenmayer
1. 0 answers
2. asked by John
3. 668 views
On an x-y grid, label them N-S, E-W, draw a line from the origin to the right and label it 425 (you are going East)From the end
1. 0 answers
2. asked by Reiny
3. 662 views
what is the exact connection between, "flout" and "law"Please look up these words in a dictionary. Then tell us what you think
1. 0 answers
2. asked by Girl
3. 654 views
plan for interview for a job you would like to have. Consider how you might manage the resume, job-application letter, follow-up
1. 0 answers
2. asked by nicole
3. 650 views
on one of last week homeworks i got this one wrong can someone explain to me what is the correct format.The demand supply
1. 0 answers
2. asked by jasmine20
3. 640 views
Which three options are true about the quadratic equation??y= 4t^2 + 16t + 18 A. The graph has a minimum. B. The graph of y
1. 0 answers
2. asked by missy
3. 629 views
I also need help with this one:Add. Express answer in simplest form. ((8)/(s))+ ((8)/(s^2)) (8s + 8)/s^2 = 8(s+1)/s^2 That isn't
1. 0 answers
2. asked by jasmine20
3. 616 views
a baby ours polaire (polar bear) and a baby loup (wolf) in french1 ASAP! and if u can a french animal with thease letters in its
1. 0 answers
2. asked by S@m
3. 613 views
how can i factor this out completlyx^4+x^3-12 i know that4*-3=-12 but how can i get that middle term x^2*x^2=x^4 first you
1. 0 answers
2. asked by jasmine20
3. 607 views
rearrange the following equations to make x the subject:sx2 r= - 2t 6y=9-3x thaks any ideas would be great hey , i see u got ur
1. 0 answers
2. asked by brainywaney
3. 603 views
For the intergral of -(x^2)/3 +6 interval [0,3]Rewrite it as a function of n using the right hand endpoint without any summation
1. 0 answers
2. asked by jimmy
3. 600 views
Can you please help me with this question? Which word is the mostappropriate to use in the blank? Normal growth is dependent
1. 0 answers
2. asked by Francine
3. 591 views
ELement A has a valence electronic structure of ns2np1. Element B has the valence electronic structure of ns2np5.Oh I meant
1. 0 answers
2. asked by John
3. 590 views
Where can I find information regarding when different types of primates showed up in earth's history?http://www.google.com/searc
1. 0 answers
2. asked by tricia
3. 586 views
Could anyone please give me some useful web site to learn and practise my french on? I have trouble with the tense, forming
1. 2 answers
2. asked by Pauline
3. 584 views
ELement A has a valence electronic structure of ns2np1. Element B has the valence electronic structure of ns2np5.Why would you
1. 0 answers
2. asked by John
3. 577 views
y = log xIf y = 10, then what is x? is this the answer y = log x 10 = log x 10 = 10^x x = 1 your second last line should say
1. 0 answers
2. asked by bobpursley
3. 572 views
I have to write an essay on the question: What are the advantages and disadvantages of the influence of interest groups. Do they
1. 0 answers
2. asked by Jon
3. 569 views
The three major global uses of fresh water area.manufacturing goods, wastewater disposal, and irrigation. b.drinking, bathing,
1. 0 answers
2. asked by Mack
3. 568 views
i need to know if you can change frothed into a verb, adjective, or adverb. and if it can have any prefixes or suffixes. Please
1. 0 answers
2. asked by christina
3. 567 views
Can someone plz tell me if this makes sense? It's for an essay. ThxOne might say I can be sensitive with what other people say
1. 0 answers
2. asked by Emily
3. 559 views
1. how can the House rules committee be passed?2. How Congress has become more indidualistic? I don't really understand your
1. 0 answers
2. asked by Jenny
3. 559 views
I need help with thisonesolve: ((x)/(5x+10))+ ((x-3)/(x+2)) = (7)/(5) Let's take that first part: (x)/(5x+10) In the
1. 0 answers
2. asked by jasmine20
3. 556 views
Some of this may be repetitive, but "repetition" is the "key" to success! These all came from separate sheets, just put
1. 0 answers
2. asked by SraJMcGin
3. 551 views
Good morning. This is a repost. The system is telling me my calculations is incorrect. I thought a fresh pair of eyes would
1. 0 answers
2. asked by Mary
3. 548 views
i would like any help or suggestions you have please as i am very stcuk on these questions thankshere is the scene: each phone
1. 0 answers
2. asked by smartypants
3. 548 views
I have to write a brief geological history of a region starting with the oldest events schist being the earlisest and then i
1. 0 answers
2. asked by Bex
3. 545 views
Which were the roles of elderly people in mesopotamy,egypt,greece or rome?Here are previous answers to this question. Please
1. 0 answers
2. asked by regina
3. 544 views
ELement A has a valence electronic structure of ns2np1. Element B has the valence electronic structure of ns2np5.If the value of
1. 0 answers
2. asked by John
3. 538 views
Should Gorbachev be blamed for the current economic woes of Russia? Is a very important question asked today? Why? Because many
1. 0 answers
2. asked by goe!
3. 533 views
Is this correctfactor by grouping: x^3-5x^2+2x-10 My answer: (x^2+2)(x-5) *question do i need to go further?* Errm dats almost
1. 0 answers
2. asked by jasmine20
3. 532 views
I have to write a brief geological history of a region starting with the oldest events with schist being the oldest it says i
1. 0 answers
2. asked by Bex
3. 529 views
Also, can someone set this problem up into equations so i can solve.thanksA plane took 1 hour longer to travel 560 miles on the
1. 0 answers
2. asked by jasmine20
3. 529 views
Can you find me a sample data of the experiment on the standardization of a basic solution, NaOH? (with initial and final
1. 0 answers
2. asked by Anonymous
3. 527 views
is sandstone a sedimentary rock that consists of minerals of quartz and feldspar, does it have any other minerals.I believe it
1. 0 answers
2. asked by Bex
3. 527 views
I am still not understanding how to calculate n in Ecell=Enaughtcell-(.0592/n)logQ.Example: Au/Au^3+ and Cu/Cu^2+ If I am
1. 0 answers
2. asked by amy
3. 525 views
is this correct:solve: 5(x-2)^2=3 My answer: (10 +/- sqrt 15)/(5) looks like you expanded, then used the formula and you got the
1. 0 answers
2. asked by jasmine20
3. 517 views
If one mole of the compound Al 4 C 3 has a mass of 144 g and one mole of carbon has a mass of 12 g,calculate the relative atomic
1. 0 answers
2. asked by katie
3. 515 views
there are 3 rock types:(a)igneous,(b)sedimentary,(c)metamorphic.If rock (a)were to cut across both other rocks and (c) is the
1. 0 answers
2. asked by ruby
3. 509 views
i need three more sentences using frothed please help!!! thanks so muchit means to bubble or foam. i figured out some sentences
1. 0 answers
2. asked by Christina
3. 503 views
Here is another one I need help with.-5x+20=-60 ( remember it is a equation with variables and integers.) Thank you once agian
1. 0 answers
2. asked by Amy L.
3. 502 views
http://www.sparknotes.com/lit/catcher/Go through the character analysis section as well as the section on themes, motifs, and
1. 0 answers
2. asked by Writeacher
3. 501 views
Earth's surface water is found ina.lakes b.rivers c.streams d.all of the above I picked d. because that's where SURFACE water is
1. 0 answers
2. asked by Mack
3. 499 views
In one of my sentences in my essay, I wrote that "I have a tendency to do things in a unique way." What is an example of this
1. 0 answers
2. asked by Emily
3. 498 views
can someone please correct this for me thanks.simplify: 7sqrt(7x) + 5 sqrt (7x) My work: (7+5)sqrt (7x) My answer: 12sqrt (7x)
1. 0 answers
2. asked by jasmine20
3. 494 views
I NEED HELP. THESE WORD ARE RELATED TO THE HUMAN BODY.OSMHLMCEU TOS They don't look familiar to me.
1. 0 answers
2. asked by DES
3. 493 views
Hi in social studies were learning about el salvador and today we saw a video but i was absent..and the homework says to Give a
1. 0 answers
2. asked by Jon
3. 493 views
simplify:7sqrt(7x) + 5 sqrt (7x) My work: (7+5)sqrt (7x) My answer: 12sqrt (7x) is this correct? It looks fine. Good work.
1. 0 answers
2. asked by jasmine20
3. 491 views
WHat happens to a pendulum's kinetic energy when it stops moving???at the top? It has transformed to gravitaional potential
1. 0 answers
2. asked by Dave
3. 489 views
The ripening of a banana in which the skin turns yellow and it tastes sweet is an example of what change???physical or
1. 0 answers
2. asked by Anonymous
3. 489 views
How does modernization manifest itself in U.S. society?How do you define modernization? How do you think it shows up in our
1. 0 answers
2. asked by Anonymous
3. 486 views

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