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2010
April

Questions Asked on April 3, 2010

If a is an angle in standard position and its terminal side passes through the point (-3,2), find the exact value of csc a.Answe
1. 2 answers
2. asked by Rony
3. 1,519 views
Where Could I Find Facts About Ancient Greece Philosophy???
1. 1 answer
2. asked by Alisha
3. 416 views
A 1.362 g sample of an iron ore that contained Fe_3O_4 was dissolved in acid and all the iron was reduced to Fe^2+. the solution
1. 1 answer
2. asked by mohd
3. 572 views
How do I do 5 1/3 * 3/8
1. 2 answers
2. asked by Caitlin
3. 289 views
Does Japan has foreingn aide?
1. 2 answers
2. asked by marie
3. 383 views
A) How do you prove that if 0(<or=)x(<or=)10, then 0(<or=)sqrt(x+1)(<or=)10?B) So once that is found, then how can you prove
1. 8 answers
2. asked by Sarita
3. 654 views
Determine whether the ordered pair is a soultion of the inequality.(8,18);7y-8x>3 I would have to say no? Thank you
1. 1 answer
2. asked by jess
3. 414 views
a 2.5kg poodle slides across a frozen lake at a speed of 6.3m/s. the coefficient of kinetic friction between poodle and ice is
1. 1 answer
2. asked by sherri
3. 564 views
could someone help me please.State the amplitude and the range of the graph of y= -0.8sinx. Describe the transformations that
1. 1 answer
2. asked by deborah
3. 652 views
if someone could please help that would be muchly appreciated.A group of mountain climbers are using trigonometry to find the
1. 3 answers
2. asked by deborah
3. 790 views
Why do atoms display spectra?
1. 1 answer
2. asked by Jeff
3. 313 views
How can I write a 8-12 paragraph essay describing the duties of a woman assisting her boss in a company doing everyday
1. 2 answers
2. asked by debbie
3. 593 views
Mass-spectrometer (device that selects atomic particles of different masses and charges) consists of cylindrical capacitor with
1. 1 answer
2. asked by Aya
3. 644 views
Balance equation for reaction occuring in basic solution.CrO4{2-}+S{2-}gives S+CrO{-} i don't know how to balance the charges in
1. 1 answer
2. asked by mohd
3. 603 views
Can you explain what exactly is financial gain? I am doing a research paper and it must include this?
1. 5 answers
2. asked by Lauri
3. 567 views
1)How many mL of H2O2 are in 969 mL in solution ? * Given: 5.0% of H2O2 by volume.2)What is the mole fraction of the solute in a
1. 1 answer
2. asked by Jay
3. 753 views
what is a word that is spelled the same backward and forward like this word:racecar
1. 1 answer
2. asked by elvira
3. 442 views
Anyone know how to get me started?Calculate b0 and b1 and make an equation of regression line for the set of data given in Table
1. 2 answers
2. asked by Statistics DUMB
3. 963 views
A) How do you prove that if 0(<or=)x(<or=)10, then 0(<or=)sqrt(x+1)(<or=)10?B) So once that is found, then how can you prove
1. 1 answer
2. asked by Sarita
3. 545 views
effect of subsidy on demand and supply crves
1. 0 answers
2. asked by Anonymous
3. 410 views
A family invested $4,000 and paying 6% compounded monthly, how much is in the account after 5 months.
1. 1 answer
2. asked by Rhonda
3. 702 views
This 3-D figure has exactly 6 edges, vertices, and 4 faces. What is it?Please Help!
1. 2 answers
2. asked by Melea
3. 214 views
the trapezoid has equal nonparallel sides the upper base is 6. the lower base is 16. and the diagonal is 12. what is the
1. 1 answer
2. asked by Anonymous
3. 735 views
At noon, ship A is 10 nautical miles due west of ship B. Ship A is sailing west at 19 knots and ship B is sailing north at 15
1. 3 answers
2. asked by Anonymous
3. 702 views
Combustion analysis of 0.213 g of a compound containing C, H, and O produces 0.468 g of CO2 and 0.255 g of H2O. Mass spectral
1. 1 answer
2. asked by sam
3. 1,115 views
A reservation clerk worked 15.3 hours one day. She spent twice as much time entering new reservations as she did verifying old
1. 1 answer
2. asked by Lyndse
3. 452 views
How does air resistance alter the way we perceive falling objects?
1. 2 answers
2. asked by Melchor
3. 596 views
how do you solve by substitution method: 2x+2y+2=-18+6y-8?
1. 1 answer
2. asked by Carolyn
3. 334 views
In a titration of 50 mL 1 Molar HC2H3O2 with 1 Molar NaOH, a student used bromcresol green as an indicator (Ka = 1 X 10^-5).
1. 1 answer
2. asked by Jessica
3. 592 views
why is sodium thiosulfate readily soluble in water? how can a large amount of it be dissolved into only 3 ml of water?
1. 2 answers
2. asked by alex
3. 749 views
• Include the following sections for this portfolio component:o o Organizing Procedures and Resources o Arranging the
1. 1 answer
2. asked by scooby
3. 438 views
what happens when a seed crystal is placed into a saturated solution?
1. 1 answer
2. asked by jill
3. 899 views
The Solvay process for the manufacture of sodium carbonate begins by passing ammonia and carbon dioxide through a solution of
1. 2 answers
2. asked by David
3. 760 views
One canned juice drink is 25 percent orange juice; another is 10 percent orange juice How many liters of each should be mixed
1. 1 answer
2. asked by Michael
3. 670 views
Barium sulfate, BaSO4 is made by the following reaction.Ba(NO3)2(aq) + Na2SO4(aq)----> BaSO4(s) + 2NaNO3(aq) An experiment was
1. 4 answers
2. asked by David
3. 2,839 views
How do I find the midpoint of the line segment having the given endpoints. (8, 1) and (2, 9)Thank you.
1. 2 answers
2. asked by Anonymous
3. 4,254 views
Give the equation of a line that is perpendicular to the graph of y = 3x + 8
1. 1 answer
2. asked by Anonymous
3. 322 views
0.500 mol of Ca(IO3)2 contains(--------) mol of iodine, I; to supply this much iodine, 194.94 g of calcium iodate are needed.
1. 1 answer
2. asked by Zaky
3. 483 views
You have solutions of 0.200 M HNO2 and 0.200 M KNO2 (Ka for HNO2 = 4.00  10-4). A buffer of pH 3.000 is needed. What volumes
1. 2 answers
2. asked by Oli
3. 1,510 views
In the Michaelis-Menten equation, KM = Ks only when the equilibrium assumption is valid. Which of the following conditions would
1. 0 answers
2. asked by Jerry
3. 414 views
how much current flows through a circuit if the resistence is 4 ohms and there is a 12 volt battery?
1. 1 answer
2. asked by curt
3. 518 views
You have solutions of 0.200 M HNO2 and 0.200 M KNO2 (Ka for HNO2 = 4.00  10-4). A buffer of pH 3.000 is needed. What volumes
1. 4 answers
2. asked by Oli
3. 5,151 views
can anyone help me ? history is my worst class and we have 2 weeks left and im failing if i don't pass then i wont graduate can
1. 7 answers
2. asked by erika HELP PLEASE???
3. 590 views
If the concentration of glucose in the blood flowing through thekidneys is within the normal range, then which of the following
1. 0 answers
2. asked by ciara
3. 626 views
Chose the correct answer and explain why:Malthus and Ricardo would both agree that a. One solution to poverty was to pay higher
1. 5 answers
2. asked by Kathleen
3. 1,476 views
The manufacturer of the X-15 steel-belted radial truch tire claims that the mean mileage the tire can be driven before the tread
1. 1 answer
2. asked by Samir
3. 664 views
A cellular offers a contract for which the cost C, in dollars, of t minutes of telephoning is given by C=0.25 (t-600) + 41.95,
1. 1 answer
2. asked by Michael
3. 454 views
solve2y-2<6y-3 Thank you
1. 3 answers
2. asked by jess
3. 340 views
How many grams of ice at -14.0 degree Centigrade can be completely converted to liquid at 13.7 degree Centigrade if the
1. 1 answer
2. asked by dina
3. 780 views
I don't get it, so the four influences that Greece had on Roman culture are art, religion, mythology, and the Latin alphabet?
1. 4 answers
2. asked by Zach
3. 1,295 views
Which word is a synonym of the word evolve?a.recession b.decline c.progress d.retrogression I choose d.. what do u think?
1. 3 answers
2. asked by catherine
3. 560 views
o What are some current nutritional issues, such as obesity or malnutrition for infants
1. 0 answers
2. asked by leon
3. 519 views
Provide an example of at least five ordered pairs that do not model a function
1. 0 answers
2. asked by Deb
3. 396 views
If 1 gallon (gal) of water weighs 8.34 pounds (lb), how much does 3.75 gal weigh?
1. 3 answers
2. asked by shunta
3. 506 views
Calculate the value of the equilibrium constant (Kp) for the reaction displayed if the following equilibrium pressure data were
1. 1 answer
2. asked by bme1
3. 555 views
• Compare and contrast LANs, WANs, CANs, MANs, and HANs in 200 to 350 words.
1. 1 answer
2. asked by Pam
3. 573 views
If 0.0490 mol of solid Al reacts stoichiometrically according to the balanced equation with 990 mL of aqueous Cl-, what molarity
1. 4 answers
2. asked by eng
3. 709 views
Bellevue Hospital in New York City uses 100.6 °F as the lowest temperature considered to indicate a fever.What percentage of
1. 3 answers
2. asked by anonymous
3. 647 views
Assume the body temperatures of healthy adults are normally distributed with a mean of 98.20 °F and a standard deviation of
1. 2 answers
2. asked by anonymous
3. 1,564 views
determine the difference between wiki, blog and website
1. 1 answer
2. asked by Anonymous
3. 404 views
The gases in a mixture have the following partial pressures at the same volume and temperature: 1,013,000 Pa nitrogen, 700. mmHg
1. 1 answer
2. asked by fabiola
3. 1,025 views
When a reaction mixture with a total volume of 1750 mL that is 0.0263 M aqueous K+ was stoichiometrically produced as per the
1. 1 answer
2. asked by eng
3. 994 views
In s semicircle the value os z can be found using the equation x/y = z/y, if the diameter of the circle is 20 inches and x = 18
1. 1 answer
2. asked by cindy
3. 376 views
8 / (4 / (-28)) = -56I don't understand why? what are the steps to solving this problem?
1. 3 answers
2. asked by stacey
3. 467 views
The two most common forms of elemental carbon are graphite and
1. 2 answers
2. asked by Susan
3. 806 views
What four influences did Greece had on Roman culture?
1. 1 answer
2. asked by Zach
3. 484 views
How many CO2 molecules would be formed from the reaction mixture that produces the greatest amount of products?2CH3OH(g)+3O2(g)-
1. 1 answer
2. asked by Jazmin
3. 13,576 views
What are consuls?
1. 1 answer
2. asked by Ave
3. 305 views
Did Rome start as a city on the Italian Peninsula?
1. 2 answers
2. asked by Blair
3. 776 views
In mitosis, what is the size of a daughter cell relative to the size of the parent cell?If an onion cell has 10 chromosomes, how
1. 1 answer
2. asked by Lily
3. 1,225 views
How do you say...1. We brushed our teeth and ate breakfast. 2. We took the bus to the zoo.
1. 1 answer
2. asked by .
3. 1,004 views
dr. j wants to buy a dell computer which will cost 2788 four years from today . he would like to set aside an equal amount at
1. 2 answers
2. asked by kelley
3. 1,100 views
devise memory aids for any five terms relating to the musculoskeletal system
1. 6 answers
2. asked by ella
3. 540 views
If 0.755 g of Al3+ dissolved in 960 mL of water reacts stoichiometrically according to the balanced equation, what volume (mL)
1. 1 answer
2. asked by eng
3. 669 views
How many atoms of hydrogen are found in 2.48 mol of propane, C3H8?Someone can explain to me. Thanks
1. 1 answer
2. asked by sam
3. 699 views
When you put the key in the ignition in your car and turn it, the car starts. Use your imagination in outlining the
1. 1 answer
2. asked by Lazy Guy
3. 560 views
I have this question and I don't understand what it's asking for. It says evaluate, is it asking for the missing term or what?Th
1. 2 answers
2. asked by Skye
3. 588 views
How much energy is evolved when 2.65 mg of Cl(g) atoms adds electrons to give Cl1-(g) ions.No clue how to go about solving this
1. 3 answers
2. asked by Spider
3. 3,436 views
Can you check these sentences and tell me if they are possible? Thank you very much in advance.1) The author employed first-or
1. 2 answers
2. asked by Franco
3. 470 views
Explain the interference due to thin flims and ahows that the reflected and transmitted systems are complementary to each other.
1. 0 answers
2. asked by sumit
3. 408 views
Show that the amplitude of the first reflected ray is equal to the sum of amplitude of all other reflected rays.
1. 1 answer
2. asked by sumit
3. 351 views
what is an antecedent
1. 0 answers
2. asked by christopher
3. 288 views
When a reaction mixture with a total volume of 1390 mL that is 0.00791 M aqueous Ba2+ was stoichiometrically produced as per the
1. 0 answers
2. asked by eng
3. 669 views
A) How do you prove that if 0(<or=)x(<or=)10, then 0(<or=)sqrt(x+1)(<or=)10?B) So once that is found, then how can you prove
1. 2 answers
2. asked by Sarita
3. 845 views
If 0.836 g of solid Al reacts stoichiometrically according to the balanced equation in a reaction solution with a total volume
1. 1 answer
2. asked by eng
3. 645 views
a man is trapped in a room with two doors in one door their is a fire dragon and in the other door thier is the hot sun which
1. 1 answer
2. asked by paris
3. 546 views
If 6.01 g of K2SO3 dissolved in 930 mL of water reacts stoichiometrically according to the balanced equation in a reaction
1. 1 answer
2. asked by eng
3. 685 views
Determine the of a solution that is 1.75% by mass. Assume that the solution has density of 1.01
1. 1 answer
2. asked by Anonymous
3. 438 views
A 60.0 kg person bends his knees and then jumps straight up. After his feet leave the floor, his motion is unaffected by air
1. 1 answer
2. asked by phys
3. 1,782 views
Determine the of a solution that is 1.75% by mass. Assume that the solution has density of 1.01
1. 2 answers
2. asked by Anonymous
3. 894 views
Which of the following is NOT true of colligative properties? Colligative properties are...A. dependent on the mass of solute
1. 3 answers
2. asked by UCI studebt
3. 550 views
When a reaction mixture with a total volume of 1720 mL that contains 0.605 L of gaseous CO2 measured at STP dissolved in 940 mL
1. 3 answers
2. asked by eng
3. 786 views
The Solvay process for the manufacture of sodium carbonate begins by passing ammonia and carbon dioxide through a solution of
1. 1 answer
2. asked by David
3. 836 views
how do you know if it's second or third person?Why do you think magic is important in folktales? Do you think people in real
1. 1 answer
2. asked by Ida
3. 485 views
write a program that will show the relationship between volume and temperaturep+(an^2/v^2)(v-bn)=nRT
1. 1 answer
2. asked by zulkifli
3. 308 views
Zinc metal reacts with hydrochloric acid according to the following balanced equation.Zn(s) + 2HCl(aq) --> ZnCl2(aq) + H2(g)
1. 2 answers
2. asked by dina
3. 2,527 views
some1 help wit my current post plz;)
1. 1 answer
2. asked by catherine
3. 407 views

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