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Questions Asked on July 8, 2010

A student placed 17.0 g of glucose (C_6H_{12}O_6) in a volumetric flask, added enough water to dissolve the glucose by swirling,
1. 1 answer
2. asked by Tiffany
3. 4,616 views
Silver chloride, often used in silver plating, contains 75.27% Ag.Calculate the mass of silver chloride required to plate 195mg
1. 2 answers
2. asked by Tiffany
3. 3,610 views
Determine the number of moles of oxygen atoms in each of the following.5.91mol H2O2 2.7mol N2O 2.23mol CO2
1. 2 answers
2. asked by Tiffany
3. 3,457 views
Mr. Firman invited his friend, Mr. Nulty, to come over and have dinner with him and Mrs. Stoner. The maid fixed a big dinner for
1. 2 answers
2. asked by Nicole Dixon
3. 3,360 views
A scientist wants to make a solution of tribasic sodium phosphate, Na3PO4, for a laboratory experiment. How many grams of Na3PO4
1. 3 answers
2. asked by Tiffany
3. 3,305 views
what is the percentage of water inBa(OH)2 x 8H2O?
1. 2 answers
2. asked by wilson
3. 2,937 views
1)When a car drives off a cliff, why does it rotate forward as it falls? (Consider the torque it experiences as it rolls off the
1. 1 answer
2. asked by Kiarra
3. 2,839 views
How many kilograms of chlorine are in 22 kg of each of the following chlorofluorocarbons CFCs?1.CF2Cl2 2.CFCl3 3.C2F3Cl3 4.CF3Cl
1. 2 answers
2. asked by Tiffany
3. 2,764 views
how do ear defenders work
1. 24 answers
2. asked by Anonymous
3. 2,692 views
A conducting sphere that carries a total charge of -6 micro-coulomb is placed at the center of a conducting spherical shell that
1. 1 answer
2. asked by Mrs. A
3. 2,200 views
use intrcepts to graph the equationx + 4y = 8
1. 1 answer
2. asked by Jimmy
3. 1,994 views
Name and give the symbol for each of the following:a)the element in period 3 group 2 = Magnesium = Mg b)the halogen in period 4
1. 4 answers
2. asked by Derrick
3. 1,805 views
Divide the rational expression. Express the quotient as a rational expression in lowest terms.(x^2+10x+21)/(x^2+11x+28) ÷
1. 2 answers
2. asked by Julie
3. 1,799 views
Indicate whether the underlined words or groups of words need capital or lower case letters by selecting the best choice. If an
1. 7 answers
2. asked by Rain Misoa
3. 1,769 views
A boulder weighs 800N at the surface of the earth. What would be its weight at a distance of three earth's radii from the center
1. 1 answer
2. asked by weng
3. 1,505 views
I need help solving this question.. An aqueous solution of ethylene glycol (C2H6O2) IS 40% ethylene glycol by mass, and has a
1. 3 answers
2. asked by Linda
3. 1,486 views
Indicate whether the underlined words or groups of words need capital or lower case letters by selecting the best choice. If an
1. 6 answers
2. asked by Rain Misoa
3. 1,422 views
the solubility of lead(II) chloride, PbCl2, in water at 20 degrees Celcius is 1.00 g PbCl2/100 g of water. if you stirred 7.50 g
1. 1 answer
2. asked by kelseyyy
3. 1,352 views
Explain how decision making, interaction and the workings of the economy influences the marginal benefits and marginal costs
1. 1 answer
2. asked by Elizabeth
3. 1,351 views
where can I locate information on the five pillars of islam by McInerney? It is difficult to trace this person down without a
1. 1 answer
2. asked by kalaya
3. 1,338 views
A particle of mass 86 g and charge 24 μC isreleased from rest when it is 67 cm from a second particle of charge −12 μC.
1. 2 answers
2. asked by tt
3. 1,323 views
A merry-go-round has a mass of 1580 kg and a radius of 7.25m. How much net work is required to accelerate it from rest to a
1. 2 answers
2. asked by BBB
3. 1,267 views
Draw a bohr diagram of the protons and electrons in each of the following:The ionic compounds lithium fluoride, LIF, and
1. 2 answers
2. asked by Derrick
3. 1,234 views
You have been hired as a consultant by your neighbor to help her with her computer. You notice that she has a screen full of
1. 1 answer
2. asked by virginia
3. 1,231 views
1. For the following exercise, complete the following by using the data sets below that provides the ages of the first seven
1. 1 answer
2. asked by Anonymous
3. 1,229 views
Identify the sentence that uses numbers and abbreviations correctly. A. My professor assigned 5 homework problems.B. One tbsp.
1. 3 answers
2. asked by Rain Misoa
3. 1,219 views
What is the molarity of 250 mL of a solution that contains 12.5 g of dissolved zinc bromide, ZnBr2?
1. 3 answers
2. asked by Jessica
3. 1,219 views
I am working on my take home quiz questions now...and i am not sure about the answers of the folowing questions...can anyone
1. 0 answers
2. asked by Monique
3. 1,201 views
How many moles of water are contained in 160ml of water at 4'c?
1. 1 answer
2. asked by Gopal
3. 1,178 views
A person with mass 70 kg is climbing a ladder (length 6m, mass 20 kg) that leans against a smooth wall (no friction). A
1. 1 answer
2. asked by josh
3. 1,160 views
I just took a chemistry midterm and our teacher let us keep the exam. I was wondering if you could let me know if I was right or
1. 2 answers
2. asked by G
3. 1,141 views
[THESE QUESTIONS ARE NOT THE SAME AS MY PREVIOUS POST) I am working on my take home quiz questions now...and i am not sure about
1. 1 answer
2. asked by Monique
3. 1,137 views
in the Tarzan the terrible chapter1 in this unit, tarzan is most concerned witha finding food to survice b getting to know the
1. 3 answers
2. asked by Rainbow
3. 1,137 views
i just want to check the answersthe years between 1920 and 1930 could be described as a time that showed an increase in methods
1. 0 answers
2. asked by Rainbow
3. 1,110 views
cotxcot2x-cot2xcot3x-cot3xcotx=1
1. 1 answer
2. asked by kiran
3. 1,088 views
I'm learning about Newton's Laws of Motions and I'm having trouble understanding these questions:"A rear-end collision between a
1. 2 answers
2. asked by Stuck
3. 1,088 views
Congruent triangles have a relation. Which is not an equivalence relation?________________________________________ A reflexive B
1. 1 answer
2. asked by BOB
3. 1,082 views
What would this mean:identify the source of the quotation.
1. 6 answers
2. asked by Amy
3. 1,073 views
The task of economic policy is to create a prosperous America. The unfinished task of prosperous Americans is to build a Great
1. 1 answer
2. asked by solomon
3. 1,072 views
When submitting a final draft of a handwritten paper, which of the following choices is important to remember?A. The margins
1. 1 answer
2. asked by Daisy
3. 1,054 views
From the vertex A of a right angled triangle ABC, (A being the right angle) AD is drawn perpendicular to BC. How do I prove that
1. 0 answers
2. asked by Mintz
3. 1,050 views
Select the best choice. If commas are unnecessary, select D, "No commas needed."A. Bryan grilled, hot dogs, hamburger patties,
1. 1 answer
2. asked by Rain Misoa
3. 1,041 views
On January 2, 2010, Wine Corporation wishes to issue $2,000,000 (par value) of its 8%, 10-year bonds. The bonds pay interest
1. 2 answers
2. asked by Jamie
3. 1,023 views
i need help with 2 finals due this sun?Hsm 210 and com220
1. 1 answer
2. asked by cat
3. 1,008 views
What are the major differences between pratical and statistical significance?Statistical significance means the oberved mean
1. 0 answers
2. asked by Anonymous
3. 995 views
What would be one major turning point in US history for 1989?One website said it was: Dismantling of the Berlin Wall, the
1. 5 answers
2. asked by Amy~
3. 972 views
The solubility of sodium floride, NaF, is 4.06 g NaF/100 g H2O at 20ºC. What mass of NaF would you have to dissolve in 1000 g
1. 1 answer
2. asked by Yvette
3. 927 views
Upon decomposition, one sample of magnesium fluoride produced 1.64 kg of magnesium and 2.57 kg of fluorine. A second sample
1. 2 answers
2. asked by Tiffany
3. 908 views
why do small businesses need a pay plan?
1. 3 answers
2. asked by Marissa
3. 897 views
Which of the following is NOT a way you can show that triangles are similar?________________________________________ A. AAA
1. 0 answers
2. asked by BOB
3. 896 views
What is the relationship between levels of confidence and statistical significance?
1. 0 answers
2. asked by Anonymous
3. 896 views
Cooper Construction Company had a contract starting April 2010, to construct a $9,000,000 building that is expected to be
1. 0 answers
2. asked by Jamie
3. 880 views
I have to turn this paper in, would anyone be able to look at it for correct citation, I don't want to plagerise, it needs to be
1. 0 answers
2. asked by Michelle
3. 863 views
1. Where were you doing then?- I was taking a shower. 2. What were you doing then? - I was taking a shower. (Which question is
1. 1 answer
2. asked by rfvv
3. 855 views
what is the value of the acceleration due to gravity of the earth at an altitude twice the radius of the earth?
1. 1 answer
2. asked by weng
3. 841 views
A car traveling at 10 m/s accelerates at 2.03 m/s2 for 11 seconds. To the nearest meter how far does it travel?To the nearest
1. 1 answer
2. asked by Me
3. 834 views
whats the appropriate way of greeting others-Good Morning, how was your day today? -Hey, what's up?
1. 6 answers
2. asked by yovamelia
3. 830 views
I really need help with this question, Damon gave me an answer, but I do not know if it is for this question or for the one
1. 10 answers
2. asked by Andrea
3. 794 views
what role do microorganisms play in ecological succession?they play role in ecosystem by occuping a niche. have i got it down
1. 2 answers
2. asked by Andrea
3. 788 views
What is the proper form?Nosotros (deber/estudiar)___ mucho esta semana. debemos/estudiamos or debemos/estudiar
1. 2 answers
2. asked by Trina
3. 771 views
the first published Tarzan story tells of:a Tarzan's first meeting with Jane b conflict with his cousin William Clayton c the
1. 2 answers
2. asked by Rainbow
3. 763 views
for my history homework i need to answer this questionExplain why the Peace Settlement was changed in the years 1920-1928. ive
1. 1 answer
2. asked by Star
3. 763 views
A box with a square base and no top is to be made from a square piece of carboard by cutting 7 in. squares from each corner and
1. 2 answers
2. asked by Sara
3. 758 views
How did the metal atoms become ions?Metal atoms became ions by losing electrons to form positively charged ions(cations). How
1. 1 answer
2. asked by Damon
3. 748 views
Draw a Bohr diagram of the protons and electrons in each of the following.a) an atom of magnesium Do I draw this with 19 atoms
1. 9 answers
2. asked by Derrick
3. 736 views
Name one metal ion that's not multivalent.Hydrogen?
1. 6 answers
2. asked by Damon
3. 732 views
Which of the following is an example of a focused topic for a research paper?A. Which skateboard manufacturer makes the best
1. 1 answer
2. asked by Daisy
3. 730 views
what role do microorganisms play in ecological succession?they play role in ecosystem by occuping a niche. have i got it down
1. 0 answers
2. asked by Andrea
3. 711 views
I have two questions relating to taxes in 2 U.S. states.1) Why is there no sales tax in Florida? 2) In Pennsylvania, why are
1. 1 answer
2. asked by AL 92
3. 710 views
Write a fictional, first-person account of the creation and consequence situations of a subordinate group in the United States
1. 2 answers
2. asked by rebecca
3. 699 views
Assume the body weight of healthy fifth graders is normally distributed with a mean of 98.3 lbs and a standard deviation of 4.12
1. 2 answers
2. asked by Ab
3. 692 views
Which of the following is NOT a way you can show that triangles are similar?A.AAA similarity B.SAS similarity C.SSA similarity
1. 0 answers
2. asked by Gery- help!
3. 687 views
solve te compound inequality6 > -5x + 5 or 9 < - 3x + 4
1. 2 answers
2. asked by Jimmy
3. 680 views
1. Identify the thesis statement in the article “Essay: The Communication Collapse.” State specifically where the author
1. 2 answers
2. asked by jay 2
3. 680 views
When .03 mol Na is added to 100g of water, the temp. of the resulting solution rises from 25C to 37.9C. If the specific heat of
1. 1 answer
2. asked by Amanda
3. 678 views
ms sue i wanna get this done before going to sleep, please provide me with help, atleast the first question, i don't get it.
1. 1 answer
2. asked by Andrea
3. 676 views
Simplify the complex rational expression3/(x+5)+ 6/(x+3) ÷ (3x+13)/(x^2+8x+15) (please show steps i already know the answer i
1. 1 answer
2. asked by Mystery
3. 674 views
Hello, could someone check my answers to the following1.For the function f(x) = x^2 - 2x + 1, (a) find f(0) My Ans: (0) = 0² -
1. 1 answer
2. asked by Tamir
3. 673 views
This question is based upon differential calculus. Velocity of the particle is given by the equation:v = (2t^2+5)cm/s. Find:-
1. 6 answers
2. asked by Akashdeep
3. 656 views
HiDrawing a diagram will help: A ladder 5m long leans against a wall, with the top of the ladder (B) reaching 4m up the wall and
1. 0 answers
2. asked by Mintz
3. 641 views
which of the following are mature(climax) communities?a tundra b sand dune c temperate rainforest d wetland I'm guessing it's
1. 5 answers
2. asked by Andrea
3. 635 views
Use the Expenditure Equation for GDP (GDP = C + 1 + G + XN). Using your research skills, find the values for each sector for the
1. 0 answers
2. asked by Miranda
3. 635 views
Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 40mph, B is traveling at 44 mph.
1. 3 answers
2. asked by Christy
3. 632 views
2. Any given data set consists of a set of numerical values. Please indicate by stating yes or no for each of the following
1. 1 answer
2. asked by Anonymous
3. 626 views
Compare and Contrast normal and abnormal psychology?
1. 1 answer
2. asked by Brandi
3. 623 views
Which one was the major turning point of 1968?I found: 1) assassination of Martin Luther Kinf Jr. 2) assassination of Robert F.
1. 5 answers
2. asked by Amy~
3. 621 views
What are the major differences between pratical and statistical significance?Statistical significance means the oberved mean
1. 1 answer
2. asked by Anonymous
3. 617 views
Why did Wordsworth use simple diction in "The Solitary Reaper"?
1. 1 answer
2. asked by ashley
3. 615 views
Suppose that the number of new homes built, H, in a city over a period of time, t, is graphed on a rectangular coordinate system
1. 0 answers
2. asked by Anonymous
3. 611 views
AMMONIA GAS OCCUPIES A VOLUME OF 5.00 L AT 4DEGREES C AT 760 TORR. FIND ITS VOLUME AT77DEGREES C AND 800 TORR
1. 1 answer
2. asked by CHEM CHEM
3. 610 views
Can you please check if the following sentences are correct? I thank you very much in advance.1) In the morning I usually make
1. 1 answer
2. asked by Franco
3. 606 views
1.0 mol of nitrogen oxide NO and 1.0 mol of oxygen were mixed in a container and heated to 450 oC. At equilibrium the number of
1. 2 answers
2. asked by jemy
3. 602 views
in the Tarzan excerpt in this unit, Tarzan was trying to get a land that was:a difficult to enter b both c populated with
1. 3 answers
2. asked by Rainbow
3. 601 views
The area of a rectangle is 24, and its diagonal is radical 52. Find its dimensions and perimeter.Longer side = ? Shorter side =
1. 3 answers
2. asked by G
3. 588 views
the setting for the excerpt about Tarzan the terrible in this unit isa none b during the jazz age c during ww1 i know the
1. 4 answers
2. asked by Rainbow
3. 586 views
The vitamin niacin can be isolated from liver, yeast, milk, and whole grain. Which source would be the best for a multivitamin
1. 0 answers
2. asked by kelly
3. 583 views
How do you think the density of ethanol would change if it were warmed to 50 degrees Celsius before you did the experm\iment?
1. 2 answers
2. asked by Jasmine Faith Bercella
3. 577 views
National organizations such as the Bureau of Indian Affairs, the National Congress of American Indians, and the National Indian
1. 2 answers
2. asked by sarah jay
3. 576 views
Dear Dr. Bob,Go to this website listed and you will see that this is not a take home exam. This is my professor's website and
1. 1 answer
2. asked by G
3. 573 views
A car accelerates at a constant rate from zero to 36.8 m/s in 10 seconds and then slows to 13.9 m/s in 5 seconds. What is its
1. 0 answers
2. asked by Me
3. 573 views

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