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Questions Asked on January 26, 2009

Solid zinc and aqueous hydrogen sulfate reacts to produce hydrogen gas and aqueous zinc sulfateIs this the right answer Z(aq)+HS
1. 1 answer
2. asked by Lauren
3. 5,193 views
Why is NO3 nonpolar but CIF3 is polar? I looked at the lewis structures, they look similar, but why is one opposite.also, when
1. 1 answer
2. asked by Anonymous
3. 5,051 views
Could you please check my answers thanks1.What happens when the mother goes to the state capitol to give her speech? Answer:
1. 16 answers
2. asked by Remy
3. 5,037 views
An airplane traveling 1001 m above the ocean at 125km/h is going to drop a box of supplies to shipwrecked victims below. What is
1. 5 answers
2. asked by Sophia
3. 4,404 views
A pitched ball is hit by a batter at a 45-degree angle and just clears the outfield fence, 98 m away. If the fence is at the
1. 2 answers
2. asked by Sophia
3. 3,476 views
How would i calculate the density of Li2S in grams per cubic centimeter?I have to use the equation : density= mass/ volume: But
1. 4 answers
2. asked by Saira
3. 3,359 views
Benzene has a heat of vaporization of 30.72kj/mol and a normal boiling point of 80.1 C . At what temperature does benzene boil
1. 2 answers
2. asked by Lost
3. 2,297 views
Period 1 has 15 students in it and a test average of 86%. Period 2 has 21 students in it and an average of 88%. Period 3 has 12
1. 2 answers
2. asked by John
3. 2,275 views
John's approval rating is an average based upon 4 categories. What is his overall weighted rating if the following is true?Categ
1. 1 answer
2. asked by Sam
3. 2,179 views
how do you write a chemical equation with this reaction? can u help me solve these1.Liquid carbon disulfide reacts with oxygen
1. 1 answer
2. asked by Lauren
3. 1,670 views
During an experiment that Paul and Dawn performed the stretch of a spring was directly proportional to the force applied to the
1. 1 answer
2. asked by Lily
3. 1,635 views
um, i don't think it appears really well on my monitor (is it just mine or...) if you can't see it, could you please give me
1. 2 answers
2. asked by Jennifer
3. 1,554 views
I have to write an essay about the poem "The word is too much with us" by william Wordsworth. I have to talk about content and
1. 2 answers
2. asked by Anonymous
3. 1,505 views
CaCl2 ---> Ca2+ + 2 Cl-i'm trying to figure out the van't hoff factor. i know i=3. But where did the 2 come from before Cl-.
1. 1 answer
2. asked by Anonymous
3. 1,492 views
consider total cost and total revenue given in the table bellow:quantity total cost total revenue 0 $8 0 1 $9 8 2 $10 16 3 $11
1. 2 answers
2. asked by sara
3. 1,481 views
What is the volume of ammonia needed when reacting 5.0 moles of oxygen with excess nitrogen?
1. 0 answers
2. asked by gabriella
3. 1,427 views
solve for H: V=LWH
1. 1 answer
2. asked by Simon
3. 1,317 views
Josh and Mike live 13 miles apart. Yesterday Josh started to ride his bicycle toward Mike's house. When they met, Josh had
1. 1 answer
2. asked by Josh
3. 1,290 views
Does anyone know how I can relate this quote too the real world ?Quote : "Respect is being able to accept people as pergect
1. 1 answer
2. asked by Brooke
3. 1,258 views
In the first application ofinterferometric methods in radio astronomy, Australian astronomers observed the interference between
1. 4 answers
2. asked by Sam
3. 1,223 views
Alloys are harder and stronger than pure metals. I saw this sentence,"Alloys make the metal harder by preventing the layers of
1. 2 answers
2. asked by janice
3. 1,216 views
How much heat (in kJ}) is required to vaporize it? (Assume a density of 1.00 g/mL )I have this 60.0ML/ 1.00 g/ml = 60grams
1. 1 answer
2. asked by Creative9k
3. 1,214 views
for every 8cds sold, there were 12 dvds sold. a combined total of 70 cds and dvds were sold. how many cds were sold that day?
1. 1 answer
2. asked by dawn
3. 1,196 views
Could someone tell me how to find the inverse of g(x)= x^2-5x-6
1. 2 answers
2. asked by Mae
3. 1,189 views
Metals above hydrogen in the reactivity series react with dilute hydrochloric acid or dilute sulphuric acid to give metal
1. 1 answer
2. asked by candy
3. 1,175 views
An unknown was prepared with the concentration of 0.000520 M. A Beer's Law plot was prepared using the absorbance values from
1. 1 answer
2. asked by bon
3. 1,114 views
Simplify completely: -3(4-9)+6-2(-8+5)
1. 1 answer
2. asked by kara
3. 1,080 views
How do you make that a matrix in the form of[1 0 A] [0 1 B] ? I have a system, but i missed the lessons on all that matrix
1. 0 answers
2. asked by Casey
3. 1,072 views
A small plastic ball of mass 6.30 10-3 kg and charge +0.150 µC is suspended from an insulating thread and hangs between the
1. 0 answers
2. asked by Z
3. 1,069 views
The 38th parallel is associated with what war?I'm just confused is it Korean ????
1. 2 answers
2. asked by kool
3. 1,022 views
Could someone please check these ASAP!1. What story does the poem tell in the first three stanzas? Answer: The story that the
1. 3 answers
2. asked by Remy
3. 1,007 views
How much heat (in kJ}) is required to vaporize it? (Assume a density of 1.00 g/mL )I have this 60.0ML/ 1.00 g/ml = 60grams
1. 1 answer
2. asked by Creative9k
3. 988 views
An equilateral triangle has sides of 0.17 m. Charges of -9.0, +8.0, and +2.2 µC are located at the corners of the triangle.
1. 3 answers
2. asked by Z
3. 976 views
Hi, I'm looking at my book and I can't see how they've gotten this answer:The last bit: -11/20y=-3 Their answer is y=60/11 How
1. 8 answers
2. asked by Kat
3. 973 views
Hi i am writing a response paper for "Cathedral" by Raymond Carver. Im not sure but is this a proper thesis statement.In the
1. 1 answer
2. asked by Jake
3. 950 views
An aspirin tablet weighing 0.475 g has been analyzed and contains 68.2 % ASA (180.16 g/mol) by mass. A student dissolvedthe
1. 1 answer
2. asked by leah
3. 855 views
1) Metals that are above hydrogen in the reactivity series react with dilute hydrochloric acid to produce hydrogen gas. Lead is
1. 2 answers
2. asked by candy
3. 825 views
Part 1: Measure the distance of the diagonal (from one corner to the opposite corner) of the screen on your computer monitor to
1. 0 answers
2. asked by Nicole
3. 824 views
write the following chemical equation for this equation In water,iron (III) chlroide reacts with sodium hydroxide, producing
1. 1 answer
2. asked by Ashley
3. 808 views
I was charged with a violation of the code of conduct at my University and I am not guilty. I need to write a great letter of
1. 2 answers
2. asked by Kay
3. 798 views
Hi. We did an experiment on Quantitatve Determintion of Total Hardness in Drinking water by Complexometric EDTA Titration and I
1. 2 answers
2. asked by jed
3. 794 views
1) Solve the following by factoring:a) Answer: Show your work here: b) Answer: Show your work here: 2) If , find a) f(2) Answer:
1. 1 answer
2. asked by Nicole
3. 782 views
These are the problems I am having trouble with.1.The first step of the synthesis is described by the reaction below. When 1.750
1. 2 answers
2. asked by Thanh
3. 774 views
What similarities are between the grandmothers in The Courage That My Mother Had, and Lineage. I read the poem but I'm not so
1. 4 answers
2. asked by Kisha
3. 755 views
What are the similarities and differences between functions and linear equations? Are all linear equations functions? Is their a
1. 2 answers
2. asked by tera
3. 749 views
On preparation of a solution of protein, you attempted to dissolve the substance in water, but a suspension resulted. Drop-wise
1. 1 answer
2. asked by Andrew
3. 743 views
write a word problem involving the number of pages in a book. then write the numerical expression that you would need to use to
1. 3 answers
2. asked by michelle
3. 742 views
-Why do most atoms form chemical bonds?-What is the purpose of control in an experiment?
1. 2 answers
2. asked by Jenny
3. 738 views
Rebecca is a chef at Denny's Deli. She wants to try a new recipe, Sweet Potato Salad with Orange-Maple Dressing. The receipe,
1. 2 answers
2. asked by Briana
3. 724 views
My task is to research the application of centrifuges for medical, forensic, and industrial purposes, and for testing and
1. 2 answers
2. asked by almutasem
3. 721 views
i have to choose two amendments from the Bill of Rights. then make the case for passage of them.i chose.8th Amendment-protects
1. 3 answers
2. asked by y912f
3. 705 views
WE are learning the subjunctive and we have a worksheet where we put the right tense of the word in parentheses in the blank.
1. 1 answer
2. asked by Deanna
3. 695 views
Okay i just wanna know what you think is the easiest between substitution and elimination/combination. I hate elimaination
1. 2 answers
2. asked by <3Medic+Droid<3
3. 693 views
There are seven red, five blue, and eight white chips in a bag. What is the probability of pull out a blue or white and then
1. 1 answer
2. asked by John
3. 678 views
Part 1:Using the Library, web resources, and/or other materials, find the average weight in pounds of a type of bird of your
1. 1 answer
2. asked by Nicole
3. 676 views
On preparation of a solution of protein, you attempted to dissolve the substance in water, but a suspension resulted. Drop-wise
1. 2 answers
2. asked by Andrew
3. 668 views
Technological change often stimulates economic activity, suck as the factories that grew out of the Industrial Revolution. Think
1. 14 answers
2. asked by beeca
3. 666 views
For my english assignment i need to write a story about George and the Dragon. please could someone help me find a website that
1. 1 answer
2. asked by Dreamer
3. 656 views
A rocket is launched straight up with constant acceleration. Four seconds after liftoff, a bolt falls off the side of the
1. 1 answer
2. asked by Michael
3. 655 views
Solve3x +1 < 5 or 3x +1 > 4 By saying "solve," is it asking for me to show it on a line and in interval notation? Here's
1. 1 answer
2. asked by Harper
3. 646 views
if i had a beaker with .0001M of Cu solution and copper solid (anode) and another beaker with 1M Cu solution and Cu solid
1. 1 answer
2. asked by sarah
3. 643 views
Find the slope of the line containing the two points (1,-1) and (-5,-3).
1. 1 answer
2. asked by Abbey
3. 640 views
Can anyone help me on these two problems also. I am getting so confused and tired.The length of a rectangle is fixed at 27cm.
1. 2 answers
2. asked by Kim
3. 639 views
what is the unit rate of 4/12
1. 2 answers
2. asked by keyon
3. 639 views
hi this is a question for my lab.explain why the addition of bromine to trans-cinnamic acid takes place more slowly than the
1. 2 answers
2. asked by steve
3. 637 views
How do you calculate the mass and volume of an irregular solid object and calculate the density of that object?
1. 2 answers
2. asked by Alex
3. 625 views
What is the difference between a domain and a range? Describe a real life situation that could be modeled by a function.
1. 1 answer
2. asked by tera
3. 624 views
journal entry of subordinate group member
1. 4 answers
2. asked by ann
3. 624 views
I posted this up yesterday:I have to use the equation : density= mass/ volume: But i don't know how to find out the volume using
1. 4 answers
2. asked by Saira
3. 622 views
I have a similar problem to <3Medic+Droid<3's one about corn dogs and burritos for his(or hers) Algebra Answer Check thingy. So
1. 6 answers
2. asked by Victim of Stupidity
3. 620 views
Solve this system of equations. 3x+y+60=180 5y-5+2x=180
1. 1 answer
2. asked by Jen
3. 620 views
I am a bit confused about vertical asympotes. These two examples show different ways of getting asympotes. If I was to follow
1. 2 answers
2. asked by Gina
3. 608 views
I am confused on what statistic test I should perform. I think it should be the t-test, which I have provided below. If the
1. 1 answer
2. asked by mchawk
3. 599 views
4a-2 (less than or equal to) a + 1 (less than or equal to) 3a + 4I'm assuming I should put this on a line, like I did with some
1. 2 answers
2. asked by Harper
3. 598 views
I need help really quick unscrambling this word!!!AAAATTTLIIRRONNME Its two words and its the name of a mall. the first words
1. 1 answer
2. asked by lily jay
3. 590 views
I had to find some definitions for geography. I know the french isn't good...but i'll correct that. My definitions aren't very
1. 1 answer
2. asked by Anonymous
3. 583 views
manipulate the following equation to solve for t: s=1/2a t^2.
1. 1 answer
2. asked by Heather
3. 575 views
Write the equation of the circle with center (-2,-3) and tangent to the line 2x+5y=10.
1. 1 answer
2. asked by Hannah
3. 571 views
How many prime numbers are between 0-50?Prime Number= Only has factors of 1 and it's self. For example. 3, it has 3 and one for
1. 1 answer
2. asked by Liley
3. 570 views
is carbon dioxide an example of ion-dipole force?I say no, because it is nonpolar since ion-dipole force is an attraction
1. 1 answer
2. asked by Anonymous
3. 569 views
Hi i am writing a response paper for "Cathedral" by Raymond Carver. Im not sure but is this a proper thesis statement.In the
1. 1 answer
2. asked by Jake
3. 567 views
I need help unscrambling this word!!!!AAAATTTLIIRRONNME its two words and its a name of a mall!
1. 2 answers
2. asked by lily
3. 564 views
What is the % transmittance for each of these errorsWashing a cuvette with DI water, then failing to rinse it with the solution
1. 1 answer
2. asked by leah
3. 563 views
Perform the indicated operation. 11-6 /7-7what the answer my answer is 5/7 is that right. Add-26+(-29). I said 55 is the answer
1. 6 answers
2. asked by Johnnie
3. 562 views
1. (3�ã6 * 4�ã6)^12Answer :6^7 2. 3�ã9 * 3�ã6 / 6�ã2 * 6�ã4 Answer: 3 Can you guys show me how to work those? I got
1. 3 answers
2. asked by Chopsticks
3. 560 views
Part 1: What is the formula for the volume of a rectangular solid? Find an object in your residence that has the shape of a
1. 0 answers
2. asked by Nicole
3. 551 views
I had to find some definitions for geography. I know the french isn't good...but i'll correct that. My definitions aren't very
1. 2 answers
2. asked by Anonymous
3. 550 views
I have tried and struggled I really need osme help. I have an A average and this is the second time I am taking this course I
1. 1 answer
2. asked by Nicole
3. 549 views
This is my next paragraph after the intro and consists of the summary.1) Is the last line of my paragraph necessary? Does it
1. 2 answers
2. asked by Anonymous
3. 549 views
For each of the following expressions, show each step a student would folow to mentally perform the calculations in the whole
1. 1 answer
2. asked by lalone
3. 547 views
why do you think some stalactites grow without a stalagmite below them, or some stalagmites grow without a stalactite above
1. 2 answers
2. asked by Bianca
3. 544 views
what was the reason for l.p. ray building the dust pan?
1. 2 answers
2. asked by yamilex
3. 542 views
I have a question about that poemIt's where it said read this writeteacher
1. 1 answer
2. asked by Kisha
3. 539 views
2/the 6th root of 81the answer gave an answer of "2 3rd root of 3/3" sorry i didn't type the root signs, i dunno how. can you
1. 2 answers
2. asked by Chopsticks
3. 535 views
What is the name of the large gulf on the northern coast of australia?please please help
1. 2 answers
2. asked by elenny#1T0090
3. 527 views
What does "the salt of truth" mean and where did it come from?
1. 4 answers
2. asked by syd
3. 520 views
What does "the salt of truth" mean and where did the phrase come from?
1. 2 answers
2. asked by syd
3. 517 views
I have a couple of problems that i am stuck on. They are word problem.1 Soybean meal is 12% protien; cornmeal is 6% protien. How
1. 0 answers
2. asked by Kim
3. 516 views
Help, how do I do these?1. 8y+4(2+y)=3(y-4)+10y 2. Square root symbol 81 -|-8+17|+3 the sqaure root symbol doesn't hang over the
1. 1 answer
2. asked by K
3. 515 views
In the Periodic Table,there are some elements such as Pm (Promethium) and Cm(Curium) that do not have any relative atomic mass.
1. 1 answer
2. asked by janice
3. 513 views

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