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Questions Asked on May 13, 2010

A 1.63 nF parallel-plate capacitor is charged to an initial potential difference ΔVi = 100 V and then isolated. The dielectric
1. 2 answers
2. asked by Physics
3. 7,377 views
Need help with these:12. Name the property: 8 + 3.4= 3.4 + 8 a. Inverse Property of Addition b. Associative Property of Addition
1. 4 answers
2. asked by mysterychicken
3. 4,428 views
The solubility product constant (Ksp) for the dissolution of PbSO4 as represented by the chemical equation is 1.7x10-8.PbSO4
1. 2 answers
2. asked by andy
3. 4,316 views
What is the probable relationship between rebound centers and locations where ice accumulates?What is the probable relationship
1. 2 answers
2. asked by Christopher
3. 4,033 views
how many grams of silver chloride are produced when 45 grams of calcium chloride react with excess silver nitrate?
1. 3 answers
2. asked by kathren
3. 3,549 views
THE OFFSPRING OF A CROSS BETWEEN A PLANT WITH PURPLE FLOWERS AND A PLANT WITH WHITE FLOWERS ARE 23 PLANTS WITH PURPLE AND 26
1. 1 answer
2. asked by DREW
3. 3,013 views
how many joules are required to heat a frozen can of juice (360 grams) from -5C (the temperature of an overcooled refrigerator
1. 3 answers
2. asked by Kelly
3. 2,684 views
In 1999, John went to Disney world for vacation. In this phrase the nouns would be "john" and "Disney world". But would vacation
1. 2 answers
2. asked by Carlos
3. 2,389 views
when the following equation is balanced , what is the sum of the co-efficients?AL2(SO4)^3+Ca(OH)2-->Al(OH)3+CaSO4
1. 4 answers
2. asked by Andy
3. 2,298 views
Bromine exists as a mix of bromine 79 and bromine 81 isotopes. an atom of bromine 79 contains:35 prot.44.neutr.35 electrons 35
1. 5 answers
2. asked by Andy
3. 2,215 views
A soccer player kicks a rock horizontally off the a 40 m high cliff into the pool of water. if the player hears the sound of the
1. 3 answers
2. asked by Anonymous
3. 2,140 views
In the United States, cell phones are a very popular item. The nouns in this phrase would be "United States" and "cell phones"
1. 2 answers
2. asked by Carlos
3. 2,018 views
the volume of a sample of gas is 650.ml at STP. what volumes will the sample occupy at 0.0degrees celsius and 950.torr???is it
1. 2 answers
2. asked by Andy
3. 2,007 views
the purity of zinc is to be determined by measuring the amount of hydrogen formed when a weighed sample of zinc reacts with an
1. 4 answers
2. asked by Andy
3. 1,934 views
The inner conductor of a coaxial cable has a radius of 0.900 mm, and the outer conductor's inside radius is 5.00 mm. The space
1. 1 answer
2. asked by Physics
3. 1,879 views
Hawaii is one of the most beautiful places on earth. Would "places" be considered a noun??
1. 3 answers
2. asked by Carlos
3. 1,782 views
43. For every real number x, y, and z, the statement (x-y)z = xz - yz is ________ truea. always b. sometimes c. never No idea..
1. 1 answer
2. asked by mysterychicken
3. 1,662 views
Chloroacetic acid has a relatively large equilibrium constant, so at low acid concentrations it is necessary to use the
1. 3 answers
2. asked by khin
3. 1,448 views
Can someone please help me?In 1861, Louis Pasteur observed that when yeasts grow in a sugar and protein medium, completely free
1. 2 answers
2. asked by Adam
3. 1,422 views
I have most of these answered already. I want to see if I have those right, and if someone can help me figure out the ones I
1. 7 answers
2. asked by Crissy
3. 1,356 views
A 0.010 M solution of a weak monoprotic acid has a pH of 3.70. What is the acid-ionization constant, Ka, for this acid?a. 2.0 ´
1. 1 answer
2. asked by zacky
3. 1,351 views
Once again, I have most answered. Want to double check those and I have a few that I need help on.1)What is active listening?
1. 4 answers
2. asked by Crissy
3. 1,348 views
you work for a company that makes ammonia,NH3, which is an important compund needed in the manufacture of fertilizers. Ammonia
1. 1 answer
2. asked by Z..........
3. 1,332 views
Which solution would show the GREATEST change in pH on the addition of 10.0 mL of 1.0 M NaOH to 1.0 L of each of the following
1. 0 answers
2. asked by wite2khin
3. 1,312 views
At a certain temperature and pressure, chlorine molecules have an average velocity of0.0410 m/s. What is the average velocity of
1. 0 answers
2. asked by Kayla
3. 1,254 views
A 0.10 M solution of a weak monoprotic acid has a hydronium-ion concentration of 5.0 ´ 10-4 M. What is the equilibrium
1. 3 answers
2. asked by write2khin
3. 1,186 views
Reggei bought a computer today at the store for $700. Are the following words nouns: reggei, bought, computer, store,and $700.
1. 1 answer
2. asked by Carlos
3. 1,170 views
how many electrons can be contained in all orbitals with n=4??????
1. 5 answers
2. asked by Andy
3. 1,162 views
What is the ratio of the average velocity ofhydrogen molecules to that of neon atoms at the same temperature and pressure?
1. 1 answer
2. asked by someone
3. 1,161 views
21. Find the square root ±√121Is it 11? 28. Use the distributive property to simplify x(4x^2+x+4) 38. 4/5 + 2/10 Is it 3/5 ?
1. 1 answer
2. asked by Samantha♥
3. 1,149 views
0.10 M solution of a weak monoprotic acid has a hydronium-ion concentration of 5.0 * 10^-4 M. What is the equilibrium constant,
1. 1 answer
2. asked by wite2khin
3. 1,138 views
A company sells model cars, trucks, planes, and boats. Before shipping 18,000 of each product a sample of each is tested.
1. 2 answers
2. asked by Cassie
3. 1,138 views
A diver on a platform 40 feet in height jumps upward with an initial velocity of 5 feet per sec. His height in h feet after t
1. 2 answers
2. asked by chica
3. 1,126 views
The wavelength of yellow sodium light is 589 nm. What is its frequency?1 Hz
1. 1 answer
2. asked by Anonymous
3. 1,090 views
how many groups (families) are there n the periodic tablehow many elements are in your periodic table what is the basic theme of
1. 1 answer
2. asked by keisha
3. 1,015 views
in a 300-500 word essay distinguish between an ionic bond, a covalent bond, hydrogen bond, a single bond, a double bond, and a
1. 4 answers
2. asked by GKMB
3. 1,014 views
What are some examples of solutions and suspensions in our everyday life?
1. 0 answers
2. asked by Pearl
3. 1,007 views
Life is full of choices, so I must learn to make good ones. In this phrase "life" and "I" are nouns but is "ones" considered a
1. 2 answers
2. asked by Carlos
3. 995 views
i have a project it is on urban planning Committee. so i got Elderly .so i have to present my ideas to my classmates and to
1. 2 answers
2. asked by anu
3. 961 views
1.binomial2.degree of monomial 3.monomial 4.perfect-square trinomial 5.standard form of polynomial A.a polynomial with two terms
1. 1 answer
2. asked by ed
3. 941 views
find the LCM of (7 4z), (49-16zsquared), and (7-4z)
1. 0 answers
2. asked by jane
3. 939 views
A USU Today survey found that of the gun owners surveyed 55% favor stricter gun laws. The surveyInvolved 500 gun owners. Test
1. 2 answers
2. asked by Lynn
3. 938 views
When all the following solutes act as acids, the one with the weakest conjugate base isa. H2SO3. b. H2CO3. c. HClO4. d. HClO. e.
1. 0 answers
2. asked by Iby
3. 922 views
1250.37986rounded to four significant figures is ??????
1. 5 answers
2. asked by Andy
3. 890 views
what you would do to prepare 100.0g of a 3.5% solution of ammonium sulfate in water
1. 1 answer
2. asked by Anonymous
3. 880 views
how to slove (2y+5)(y-3)
1. 1 answer
2. asked by james
3. 877 views
A USU Today survey found that of the gun owners surveyed 55% favor stricter gun laws. The surveyInvolved 500 gun owners. Test
1. 1 answer
2. asked by Lynn
3. 854 views
Tony liked that car at the dealership. The verb in this phrase would be "liked" right becuase is the action that Tony is
1. 1 answer
2. asked by Carlos
3. 834 views
Which one of the following mixtures is suitable for making buffers?1 H3PO4 and NaH2PO4 2 Na2CO3 and NaHCO3 3 NH4Cl and NH3 a. 1
1. 1 answer
2. asked by zacky
3. 829 views
What kind of poem is "Solitude" by Ella Wheeler Wilcox?(lyric, ode, haiku, etc.)
1. 3 answers
2. asked by Lauren
3. 825 views
When substances such as sugar and table salt are dissolved in water, the freezing points of the new solutions are lower than the
1. 1 answer
2. asked by kayci
3. 820 views
Perform a two-tailed hypothesis test on the intrinsic variable AND a two-tailed hypothesis test on the extrinsic variable's data
1. 1 answer
2. asked by Donaldson
3. 805 views
Could someone check my answers to see if they are correct. Any feedback would be greatly appreciated..Mrs. Hall was admitted to
1. 5 answers
2. asked by Barb
3. 785 views
susan has red, blue, green, and yellow sweaters, joanne has green, red, purple, and white sweaters, diane's sweaters are red,
1. 1 answer
2. asked by lisa
3. 775 views
Can someone please double check my answers. Any feedback would be greatly appreciated..Thanks1. By creating a committee on
1. 1 answer
2. asked by Barb
3. 741 views
how do i find the area of a circle with a diameter of 2mi
1. 2 answers
2. asked by karley
3. 731 views
If the pattern of the first letters of MATHMATHMATH……continues to the right, the 1989th letter would be?
1. 1 answer
2. asked by Ladoo
3. 730 views
Using a vector diagram explain why it i easier to do chinups when your hands are 30cm apart instead of 90cm apart. (Assume the
1. 0 answers
2. asked by Marie
3. 727 views
together, jareds age and his daughters age total 100. but jareds grandfather is 70 years older than him. how old is jareds
1. 1 answer
2. asked by karla
3. 723 views
the vector a-5b and a-b are perpendiculat. If vector a and b are unit vectors, then determine axb
1. 1 answer
2. asked by Marie
3. 719 views
what does it mean by in phase and out of phase for orbitals. Is in phase means that it's bonding and out of phase is
1. 1 answer
2. asked by eng
3. 711 views
when you use a graph to solve a problem about how far a car traveled during a specified time during which it was accelerating
1. 1 answer
2. asked by carrie
3. 707 views
IN GARDEN PEAS, THE ALLELE FOR TELLOW PEAS IS DOMINATE T OTHE ALLELE FOR GREEN PEAS. SUPPOSE YOU HAVE A PLANT THAT PRODEUCES
1. 1 answer
2. asked by DREW
3. 707 views
keep high aspirations moderate expectations and small needs. whats does this means
1. 1 answer
2. asked by brittany
3. 705 views
In the book To Kill a Mockingbird by Harper Lee, does the back windows of the Radley's place have shutters or curtains?Another
1. 1 answer
2. asked by Anonymous
3. 689 views
Which of the following can we predict from an equilibrium constant for a reaction?1 The extent of a reaction 2 Whether the
1. 2 answers
2. asked by IBY
3. 687 views
i just want to know if my answeres are correct!A.The problem = the main issue or subject being in vestigated in the study B.a
1. 3 answers
2. asked by kayci
3. 683 views
Usa a right triangle to write each expression as an algebraic expression. Assume the referenced angle is theta, and x is
1. 1 answer
2. asked by David M.
3. 680 views
rate in simplest form261 miles in 29 minutes
1. 1 answer
2. asked by sandra
3. 678 views
Please Help!In our everyday environment, diffraction is much more evident for sound waves than for light waves. Why is this
1. 1 answer
2. asked by Katie
3. 671 views
Point X is on side BC of rectangle ABCD. If AX = 5 units, XD = 12 units, and AD = 13 units, find the area of ABCD.
1. 0 answers
2. asked by Mary
3. 667 views
How to write an expression for the perimeter of the polygon. simplify the expression
1. 2 answers
2. asked by Colre
3. 665 views
summerize the factors which affect the rate of this chemical reaction. Will these factors affect all chemical reaction? explain
1. 1 answer
2. asked by Z..........
3. 661 views
Using data in table below and S °(CaSO4·H2O(s))= 194.0 J·mol-1·K-1, calculate ÄfS° for CaSO4·H2O(s) in J·mol-1·K-1.Comp
1. 1 answer
2. asked by write2khin
3. 658 views
Is this correct?Evaluate 2x∫1 3t(t^2 + 1)^2 dt u= t^2 + 1 du= 2t dt 1/2du=tdt 2x∫1 3u^2 1/2du 3/2 2x∫1 1/3u^3 + c 3/2 [1/3
1. 0 answers
2. asked by John
3. 647 views
In a few weeks I have a final paper due. I need to develop a proposal that describes a new health care system using the current
1. 1 answer
2. asked by Anonymous
3. 645 views
Suppose that an experiment has five separate mutuallyexclusive outcomes: A, B, C, D, and E. If the sample space for the
1. 1 answer
2. asked by joe
3. 641 views
how do you expand the following as a series of ascending powers of x upto x^2 using binomial expansionfor this function
1. 1 answer
2. asked by mo
3. 635 views
Omar acquires used 7-year personal property for $100,000 to use in his business in February 2008. Omar does not elect 179
1. 1 answer
2. asked by Heather
3. 633 views
1. Once the synaptic vesticles have fused with the membrane of the axon terminal acetylcholine ______ and calcium ions _____ the
1. 0 answers
2. asked by Chocho
3. 630 views
Two cards are drawn without replacement from an ordinary deck of 52 playing cards. What is the probability that both are spades
1. 1 answer
2. asked by lisa
3. 627 views
What is the key words of the Vowel Pair and the Vowel Digraph?
1. 0 answers
2. asked by Keith
3. 627 views
Robert's acct p $98.50 has been delinquent for three months. Office procedures charge a 2% service charge after 90 days
1. 0 answers
2. asked by LASTDAYS
3. 616 views
Which equation describes the relationship between the rates at which Cl2 and F2 are consumed in the following reaction?a)-d(Cl2)
1. 1 answer
2. asked by eng
3. 610 views
does anyone know the story called " What ought a man to do on earth" It is from penn foster. Can I find it on the Internet if so
1. 4 answers
2. asked by Kay
3. 609 views
Using data in table below and S °(CaSO4·H2O(s))= 194.0 J·mol-1·K-1, calculate Delta fS° for CaSO4·H2O(s) in J·mol-1·K-1.
1. 0 answers
2. asked by zacky
3. 605 views
A farmer grows 196 pounds of potatoes. He sells them to a grocer who divides them into 5 pound and 20 pound bags. if the grocer
1. 4 answers
2. asked by Chris
3. 604 views
two circles have circumference of 10p cm and 12p cm. what is the difference in their radii
1. 1 answer
2. asked by chido
3. 595 views
Calculate the [H3O+] when 1.65 grams of KOH are dissolved in 500.0 mL of solution
1. 1 answer
2. asked by Amrita
3. 592 views
Using data in table below and S °(CaSO4·H2O(s))= 194.0 J·mol-1·K-1, calculate ÄfS° for CaSO4·H2O(s) in J·mol-1·K-1.Comp
1. 0 answers
2. asked by write2khin
3. 587 views
I recently did an experiment where I measured pressure at a few heights. The question I cam having trouble with is how to find
1. 1 answer
2. asked by guillermo
3. 586 views
The Swiss franc is selling for $.7681 and the British pound is selling for $1.6581. The cross rate between the franc and the
1. 0 answers
2. asked by katrina
3. 580 views
The length of the longer leg of a 30°– 60°– 90° triangle with hypotenuse length 4 is _____I do not understand how to
1. 1 answer
2. asked by BWB
3. 578 views
Review examples 2, 3, and 4 in section 8.4 of the text. How does the author determine what the first equation should be? What
1. 2 answers
2. asked by Susie
3. 576 views
Ezzel Corporation issued perpetual preferred stock with a 10% annual dividend. The stock currently yields 8% and its par value
1. 0 answers
2. asked by Lizette
3. 571 views
interactionism what influence does culture have on personality did you observe a particular culture derived trait which one of
1. 2 answers
2. asked by Danny
3. 567 views
what is the relative location of the marine biome, specifically the ice cap biome?
1. 1 answer
2. asked by Jeff
3. 567 views
Dr needs 500 needles priced at 2.60 per hundred. If he pays within 10 days, she receives a 2% discount, sales tax 5.5%. What
1. 1 answer
2. asked by LASTDAYS
3. 567 views
Please Help!!!A pair of dice are rolled and the sum on their upturned faces is recorded. WHat is the probability that the sum
1. 1 answer
2. asked by lisa
3. 566 views
When I say, "I don't like milk." Should the person respond "me either" meaning, I don't like milk either? If they respond "me
1. 2 answers
2. asked by Mary
3. 564 views

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