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2009
March

Questions Asked on March 11, 2009

How can Ammonia be a base since it lakes a hydroxide ion? thank you so much
1. 1 answer
2. asked by Ken
3. 374 views
How do I solve problems like the following?There area approximately 5.58x10^21 (scientific notation) atoms in a gram of silver.
1. 1 answer
2. asked by Cat
3. 598 views
Which type of seismic wave causes rock particles to move in the same direction as the wave movement?a. P-wave b. S-wave c.
1. 3 answers
2. asked by Angie
3. 1,942 views
a driveway is 162 feet long, 12 feet wide, and 6 inches deep. how may cubic yards of concrete will be required to lay the
1. 3 answers
2. asked by lala
3. 1,123 views
What condition is necessary for the flow of heat? what analogous condition is necesary for the flow of charge?
1. 2 answers
2. asked by Taylor
3. 729 views
a systems of values. hint:it starts with ph and the 6th letter is s.please help!!!!!!!!!!!!!!
1. 5 answers
2. asked by ghgfhkj
3. 560 views
Lincoln High School has 98 teachers. Of the 42 female teachers 8 teach math. One-seventh of all teachers teach math. What is the
1. 1 answer
2. asked by Derek Bisignano
3. 1,069 views
Specifically, where is the fault plane located at a normal fault? near the top? near the bottom?
1. 0 answers
2. asked by Angie
3. 364 views
Where can I find a good place where there is alot of info on the northern hemisphere???
1. 1 answer
2. asked by Summer
3. 419 views
how do i solve?sin2ɵ = cos ɵ and sin2ɵsinɵ=cosɵ
1. 0 answers
2. asked by jackie
3. 375 views
What was the first battle from the war of 1812?
1. 1 answer
2. asked by Anonymous
3. 343 views
If a mole is equivalent to 6.02x10^23 molecules, and a liter of water has about 55.5 moles of H20, how do I find the amount of
1. 0 answers
2. asked by Cat
3. 555 views
1. There is a seal mark on the piece of paper,for I pressed the seal on the piece of paper.2. There is a seal on the piece of
1. 1 answer
2. asked by John
3. 388 views
would really appreciate help on these equations.3. Devon tosses a horseshoe at a stake 30 feet away. The horseshoe lands no more
1. 0 answers
2. asked by Peter
3. 610 views
list from least to greatest7.3,6,7/8,2 2.4,-1.4,-3,4.7,3.8 2/5,1/10,.5,1.6,.42
1. 4 answers
2. asked by twilight hater
3. 440 views
I wanted to know is this a sample or population. I want to solve for the standard deviation, but I am not sure what it is.
1. 1 answer
2. asked by sue
3. 399 views
I understand this question but can't find it so can you please help me.How does this speech about his love for Juliet compare to
1. 1 answer
2. asked by Romeo
3. 450 views
You're a teacher in an area day care center. Before your children arrive each morning, you set up several areas with a variety
1. 2 answers
2. asked by Cynthia
3. 436 views
Hi!I'm in chem class and I don't know the answer to these questions I have several metal alloys and have to tell their general
1. 4 answers
2. asked by HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
3. 690 views
loca
1. 2 answers
2. asked by eves
3. 301 views
the lcm is 30 the gcf is 2 whats the pair of numbers for each set of conditions
1. 3 answers
2. asked by lee
3. 1,272 views
i am doing factoring with quadratic trinomials, And I don't understand any of it!The problem im working on is 5p2-22p+8 I
1. 0 answers
2. asked by Tiffany
3. 423 views
My class was awarded $30.000.00 for winning a Spelling Bee competition and my classmates have agreed to use the money towards a
1. 2 answers
2. asked by Oxsana
3. 485 views
CAN YOU PLEASE HELP ME with a definition for my study guide of DNA polymerases. I have found many on the internet but not quite
1. 1 answer
2. asked by sam
3. 351 views
q times 11,minus the product of 6 and t
1. 2 answers
2. asked by eghe
3. 451 views
Continuous Random Variable, I Let X be a random number between 0 and 1 produced by the idealized uniform random number generator
1. 0 answers
2. asked by chris
3. 1,399 views
these are for my study guide -1. what type of bonds hold the dna bases together and are they weak or strong My answer: hydrogen
1. 0 answers
2. asked by sam
3. 435 views
please please please help
1. 4 answers
2. asked by Peter
3. 288 views
study guide last onepurpose of 3 types of RNA My answer 1. rRNA - bonds proteins and mRNA to provide the site of protein
1. 1 answer
2. asked by sam
3. 564 views
What is the gerund phrase and does it act as a direct object, subject, or etc. in the following sentence: This means time spent
1. 1 answer
2. asked by asdf
3. 857 views
Any tips to help me study on a quiz [or any kind of tests] ?I have trouble getting all of the materials in my head. HELP?
1. 5 answers
2. asked by Beth
3. 619 views
If all requirments of a negotiable instrument have been met except delivery. can/should payment depend solely on delivery? If
1. 0 answers
2. asked by jack
3. 1,157 views
Nylon and Steel have exactly the same resistance to breaking under tension. Explain then why someone would use a steel cable
1. 1 answer
2. asked by SAm
3. 477 views
In una liberia-cartoleria. Say who is buying the following things.Esempio: Io/ il libro di storia Io compro il libro di storia.
1. 2 answers
2. asked by Dillian
3. 460 views
Concerning my past question, is "working" the only word in the gerund phrase and my teacher said that it "working" wasn't a DO.
1. 1 answer
2. asked by asdf
3. 556 views
Viruses can carry out all of the liffe processes?
1. 0 answers
2. asked by 00000000
3. 273 views
I need help with a few problems (< means square root of, * means multiplication,^ means squared, and /means fraction)1)
1. 0 answers
2. asked by Chirs
3. 640 views
Describe the 6 changes of state that substances might undergo in terms of appearance and energy transfer.
1. 0 answers
2. asked by Kate
3. 365 views
Calculate the sodium ion concentration when 80.0 mL of 4.5 M sodium carbonate is added to 30.0 mL of 1.0 M sodium bicarbonate.ho
1. 1 answer
2. asked by lyne
3. 660 views
Subtracting a Fraction From 1Joe Jumped robe for 3 minutes and 24 seconds. How many seconds is three minutes and 24 seconds. I
1. 2 answers
2. asked by Sue
3. 266 views
I need help studying since i have good grades but since i slack off they always end up a little lower than i want them to be
1. 3 answers
2. asked by Chirs
3. 392 views
I`ve looked at a lot of websites regarding how a hearing aid work but none of them told how the sound waves were involved in
1. 0 answers
2. asked by Lena
3. 1,003 views
I did an experiment where i put iron nail with zinc metal wrapped around it in agar solution.the solution turned pink. I have to
1. 3 answers
2. asked by Anonymous
3. 1,558 views
which unit is equivalent to meters per second?a. hz*s b. hz*m c. s/hz d. m/hz
1. 4 answers
2. asked by jaden
3. 9,823 views
A 2 cm object is placed 36 cm from a screen. Where should a converging lens of focal length 8 cm be placed between them to form
1. 1 answer
2. asked by Jordan
3. 542 views
Create a goal statement that deals with one specific change that you would like to make in your life with respect to
1. 2 answers
2. asked by Growler
3. 391 views
img14.imageshack.us/my.php?image=funkylensproblem.tif
1. 1 answer
2. asked by Phillip
3. 423 views
Which of the following, if true, would best explain the material presented in the table?
1. 0 answers
2. asked by Anonymous
3. 399 views
how do you intergrate (sqrt(ln r))/r
1. 1 answer
2. asked by Tassel
3. 358 views
A certain amount of chlorine gas was placed inside a cylinder with a movable piston at one end. The initial volume was 3.00 and
1. 2 answers
2. asked by jaz
3. 1,332 views
i don't know how to write balanced chemical half reactions for the oxidation of copper, aluminum, and nickel. can anyone help
1. 1 answer
2. asked by danny
3. 453 views
Tris(hydroxymethyl)aminomethane, commonly called TRIS or Trizma, is often used as a buffer in biochemical studies. Its buffering
1. 0 answers
2. asked by John
3. 955 views
help with acid/basesIf the pH at 50.0 mL of NaOH added is 4.0 and the pH at 150.0 mL of NaOH added is 8.0, determine the values
1. 0 answers
2. asked by Amy
3. 1,109 views
Subtracting a Fraction From 1Joe Jumped robe for 3 minutes and 24 seconds. How many seconds is three minutes and 24 seconds. I
1. 1 answer
2. asked by KYLE
3. 1,181 views
Use implicit differentiation to finddz/dy for yz = ln (x+z) I am unsure of how to deal with the right side specifically.
1. 3 answers
2. asked by Eve
3. 2,300 views
a 500 Newton ballerina did 250 joules of work to lift herself upwars through the air. She landed a total of 2.5 meters to the
1. 2 answers
2. asked by Jaisa
3. 624 views
What do you like about the Noah and Flood story as told in the book of Genesis?Personally, I love the fact that it has alot of
1. 1 answer
2. asked by Reta
3. 410 views
say that I measured the voltage of electrochemical cells:Zn/Cu: -0.961 V Pb/Cu: -0.360 V Ag/Cu: 0.425 V Sn/Cu: -0.275 V
1. 0 answers
2. asked by jen
3. 427 views
if you consider the call of the wild to be an allergory, whichone of the following staements would be true
1. 1 answer
2. asked by peter
3. 393 views
Melissa plays with the same four girls everyday.She has a lot of energy, is independent, and is concerned about what her friends
1. 5 answers
2. asked by Cynthia
3. 612 views
1. According to 'spacing words', write the following right.Iaminmyfirstyear. -> I am in my first year. 2. Let's write down the
1. 1 answer
2. asked by John
3. 654 views
1. After you write short passages about two of your friends, send an e-mail to one of your classmates. The student who gets the
1. 1 answer
2. asked by John
3. 668 views
1. WPM=130 means 130 words a minute. This is the similar reading speed of the listening test for first graders in middle school.
1. 1 answer
2. asked by John
3. 1,141 views
The rate of formation of C in the reaction 2 A + B ----> 3 C + 2 D is 2.2 mol/L.s. Calculate the rates of reaction of A and B,
1. 0 answers
2. asked by donna
3. 465 views
In a study of the alcohol dehydrogenase catalysed oxidation of of ethanol at 25.0 C, the molar concentration of ethanol
1. 0 answers
2. asked by gina
3. 608 views
The thermal decomposition of dinitrogen pentoxide in the gas phase to give nitrogen dioxide and oxygen is a first order
1. 1 answer
2. asked by jen
3. 718 views
Write balanced equations for the formation of K4[Ni(NCS)6] starting from an anhydrous sample of nickel(II) nitrate. (3 equations
1. 3 answers
2. asked by Alice
3. 879 views
If x is >2 then,x to the second power - x - 6 OVER x to the second power - 4 is equal to?
1. 1 answer
2. asked by LISA
3. 364 views
Write balanced equations for the formation of [Ni(NH3)6][BF4]2 starting from an anhydrous sample of nickel(II) choride
1. 1 answer
2. asked by Alice
3. 3,354 views
We did a LAB where we used a spectrophotometer to measure the absornency of a solution. It was a bluish color, so the question
1. 2 answers
2. asked by jaseline
3. 568 views
In the same experiment, we found the absorbance of three unknown solutions at 635 nm. How do i use this information to find
1. 1 answer
2. asked by jaseline
3. 481 views
Who called for completeself government for the settlers in the North west territory.
1. 1 answer
2. asked by Isis
3. 330 views
6x sq.-24
1. 1 answer
2. asked by tt
3. 319 views
In the following sentence, what part of speech is the word "spent": This meant time spent working was wasted.
1. 1 answer
2. asked by asdf
3. 486 views
why is repeating things a good thing?
1. 2 answers
2. asked by Sam
3. 198 views
LCL is the height where air has cooled to the dew point. We can calculate LCL using temperature and dew point at the surface.Lik
1. 0 answers
2. asked by Danger girl
3. 780 views
Clapeyron equation: dp/dT = ΔS / ΔVMy textbook says, for fusion/melting reactions: dp/dT = ΔH / (T ΔV) this implies that T *
1. 0 answers
2. asked by reed
3. 522 views
The heat energy of ethanol is 29800J/g. A 355g can of beer contains 3.70% ethanol by mass. How many ethanol calories are in a
1. 1 answer
2. asked by Kayla
3. 569 views
i need 3 essayi wrote but it is not ready yet can you improve and change my essay to ready... you can rewrite and improve... i
1. 2 answers
2. asked by faruk
3. 487 views
Napoleon became a great emperor because he was short.Which fallacy is this?
1. 4 answers
2. asked by Brenda
3. 546 views
Women need to be either brillent or beautiful to survive in this world.Which fallacy is this?
1. 2 answers
2. asked by Brenda
3. 523 views
Can someone please help me sort out this problem? "A boy standing at the equator jumps vertically into the air. Does he land in
1. 2 answers
2. asked by Brigid
3. 405 views
I have this figure of a square QRST with an equilateral triangle PQT sitting on top of the square. The figure looks like a
1. 1 answer
2. asked by Mike 50
3. 802 views
2051 kids were surveyed on how they earn money. 47% said parents gave them money, 32% said allowance, 45% said odd jobs, 26%
1. 2 answers
2. asked by Anonymous
3. 517 views
A 300 Calorie donut is used to heat 5.0 kg of water. If the initial temperature of the water is 20 degrees C what will the final
1. 2 answers
2. asked by Kayla
3. 577 views
i need information on the abolitionist movement. any recommendations?
1. 1 answer
2. asked by logan
3. 408 views
A quarter pound hamburger (115g) will rise the temp of 5kg of water 82.8 degrees C. A person uses about 100 Calories per mile
1. 1 answer
2. asked by Kayla
3. 514 views
at school i was asked to write a job letter. this letter will be send to a bank in order for that person to get a loan. whats
1. 1 answer
2. asked by Temika
3. 574 views
Homosexuals must not be allowed to hold government office. Hence any government official who is revealed to be a homosexual will
1. 1 answer
2. asked by Brenda
3. 445 views
When a plane experiences a decrease in weight must there also be decrease in lift? I'm thinking the answer is yes in order to
1. 2 answers
2. asked by Physics
3. 292 views
1) Arrange the metal-metal ion reactions (aluminum, copper, nickel), M^n+ + ne^- --> M^0, in a column, in order of decreasing
1. 1 answer
2. asked by danny
3. 677 views
6) How many significant figures should be retained in the result of the following calculation?12.00000 x 0.9893 + 13.00335 x
1. 6 answers
2. asked by Loi
3. 15,804 views
Source F:If abolotion shall take place, our interest in the West-India islands must be at an end,Seventy millions of property
1. 1 answer
2. asked by Nabiha
3. 424 views
Could someone pretty plz plz plz help me...What are the 2 biggest parts of the human brain??
1. 3 answers
2. asked by Logan:)
3. 470 views
bandmanton skill and technique which required improvemant describe a performance
1. 1 answer
2. asked by lulu
3. 294 views
WHAT IS 3/10 TH,S OF 20 AND WHY?
1. 1 answer
2. asked by KENZ
3. 163 views
for religion we are doing a saint prject. We did Saint (our name) and made a picture of ourselves. Then we had to label things
1. 5 answers
2. asked by beecca
3. 532 views
when you said that a is the constant ,and b is the path length what do you mean??would the constant be 10 because for wavelength
1. 1 answer
2. asked by jaseline
3. 363 views
Could you please help me with this thanks.In act 1 scene 5 Romeo and Juliet say speeches that form a sonnet. Could you give me a
1. 1 answer
2. asked by Lala
3. 551 views
solve and graph the inequalitiesy >=xsquared y<=x squared =3
1. 0 answers
2. asked by Abby
3. 472 views

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