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2008
February

Questions Asked on February 14, 2008

why does pH of the matrix increase when electrons flow along the electron transport chains of mitochondria?
1. 1 answer
2. asked by Jin
3. 644 views
PbO2(s) + Pb(s) + H2SO4(aq)  PbSO4(s) + H2O(l)Can anyone help me identify what the redox reactions are for this equation? I
1. 1 answer
2. asked by Alex
3. 2,636 views
Inferring:A student examines a thermometer placed in a can containing a substance that is being heated. The temperature remains
1. 1 answer
2. asked by Courtney
3. 987 views
The Wall of Death in an amusement park is comprised of a vertical cylinder that can spin around the vertical axis. Riders stand
1. 1 answer
2. asked by shelby
3. 2,841 views
Resources of managing solid waste.
1. 2 answers
2. asked by ERIC
3. 482 views
Find the value of tan(1/2sin^-1 15/17)and sin[pi/2-cos(1/2)] Thanks.
1. 1 answer
2. asked by Andrea
3. 966 views
The island's travelling sales monkey is selling gold watches that washed up on the beach. The islanders use green stones, pink
1. 1 answer
2. asked by david
3. 428 views
what do these sentences mean? their shakespeare and i don't get them.. please help! "And too soon marred are those so early
1. 2 answers
2. asked by Anonymous
3. 460 views
sorry i have one more that i cant figure out. "take thou soem new infection to thy eye,/ and the rank poison of the old will
1. 2 answers
2. asked by Anonymous
3. 317 views
Find the molar enthalpy of vaporization for a substance, given that 3.21 mol of the subtance absorbs 28.4 kJ of energy as heat
1. 1 answer
2. asked by Analise
3. 640 views
What does nature is not benign mean?
1. 1 answer
2. asked by J
3. 436 views
how can I tell if a song is in the public domain?
1. 0 answers
2. asked by Sarah
3. 297 views
Any ideas where I can read online articles about marine species and the different types of habitats along coastal beaches?
1. 1 answer
2. asked by Diana
3. 449 views
The average emf induced in the secondary coil is 0.10 V when the current in the primary coil changes from 3.2 to 2.0 A in 0.10
1. 1 answer
2. asked by rick
3. 521 views
What is the area of a circle that is 6m in square centimeters
1. 2 answers
2. asked by j
3. 835 views
a uniform rectangular marble slab is 3.4m long and 2.0 m wide with a mass of 180kg. it is lyning on flat ground how much work is
1. 1 answer
2. asked by billc
3. 812 views
So what exactly is the defenition to Rate? Cumon is it that hard!
1. 2 answers
2. asked by Michelle
3. 570 views
Using the kinetic theory, explain why the pressure of a gas increases when its temperature increases.
1. 1 answer
2. asked by Wally
3. 1,160 views
I asked a question earlier about a thermometer in a can containing a substance that is being heated.Temperature remains the same
1. 1 answer
2. asked by Courtney
3. 573 views
x^3-6x^2 + 12x-8.The answer is (x-2)^3. How do i do this problem?
1. 1 answer
2. asked by Miley
3. 318 views
If a piston moves downward in a cylinder,what happens to the volume and pressure of the gas in the cylinder? The temperature
1. 1 answer
2. asked by Austin
3. 600 views
a track is mounted on a large wheel that is free to turn with negligible friction about a vertical axis. a toy train of mass m
1. 2 answers
2. asked by Sarah
3. 820 views
First of all I would like to thank everyone for helping me. The reason that I post my questions like I do is b/c they are
1. 2 answers
2. asked by Jon
3. 590 views
I need helping finding a picture of nerve stimulation (neuron stimulates a muscle fiber through a series of steps)!
1. 1 answer
2. asked by bill
3. 401 views
susy has 22 coins in her pocket totaling $1.80. what combination of coins could she have*riminder the numbers of coins has to
1. 2 answers
2. asked by ravin
3. 959 views
I tried to answer this but i don't know if i am even close. I included my work .Thanks.The island's travelling sales monkey is
1. 1 answer
2. asked by david
3. 397 views
A board 7 3/8 inches is cut to 3/4 of its size. What is the size ? _______ inches?I need some help starting this Please.
1. 4 answers
2. asked by Mike
3. 367 views
which of the following entries will properly close the Revenue account?
1. 2 answers
2. asked by Dallas
3. 644 views
A deposit of $1,250 that was incorrectly in the checkbook as 1,200 should bea. added to the checkbook b. deducted from the
1. 4 answers
2. asked by Chels
3. 953 views
a company makes combination locks with 50 numbers printed on the dial. Each lock combination is an arrangement of 3 different
1. 1 answer
2. asked by Brandon
3. 807 views
If one serving of chips is 160 kcal/s, how many potatoe chips would you have to eat to equal 262kJ/mol? (272kJ/mol=energy
1. 8 answers
2. asked by Rhonda
3. 560 views
Hey i need help on this problem.8-9t=21t-17 Can someone show me how to do it?
1. 7 answers
2. asked by Eva
3. 533 views
Could you help me translate this sentence."I would not forget my camera to take lots of pictures."
1. 2 answers
2. asked by Carrie
3. 380 views
Eleven people are competing in a sack race. There is a blue ribbon for first, a red ribbon for second, and white ribbon for
1. 0 answers
2. asked by Brandon
3. 617 views
The teacher plans to assign 8 students to 8 desks for a debate. How many different seating arrangements are possible?
1. 3 answers
2. asked by Brandon
3. 1,360 views
Charateristic of nonverbal and verbal communication for audiences in tense situation (supervisor & instructors)
1. 1 answer
2. asked by Nikki
3. 389 views
Three blocks are located on a horizontal table. The coefficient of kinetic friction between the blocks and the table is 0.276.
1. 1 answer
2. asked by shelby
3. 976 views
Is 36 square feet equivalent to four square yards? How do I figure it?
1. 2 answers
2. asked by Tyler
3. 751 views
How would I find the Integral of3dx/(10x^2-20x+20) I've been stuck on this, and would like an answer ASAP.
1. 5 answers
2. asked by Sean
3. 605 views
Why is ice used during the sublimation process?
1. 4 answers
2. asked by Whitney
3. 632 views
Does anybody know a site that rates the education systems of countries? I know Britain's number one...
1. 1 answer
2. asked by Mischa
3. 405 views
social health definition
1. 1 answer
2. asked by Anonymous
3. 635 views
An object moves with acceleration given by a = -6t^3 m/s^2. Its initial velocity at t = 0 is 5 m/s. How far will it move before
1. 2 answers
2. asked by Chuck
3. 492 views
What is the amount for drawings and ending capital for the following?Information related to the proprietorship of Laura Mills,
1. 0 answers
2. asked by Anonymous
3. 1,004 views
If I have a piece of wood that is 7 1/4 feet long and I cut off 4 feet 8 1/2 inches how much is remaining?I think it's 2 feet 5
1. 1 answer
2. asked by Tyler
3. 430 views
if an aquarium is 5" x 10"x7" how much water can it hold using the scale 1"=6"
1. 1 answer
2. asked by Tyler
3. 316 views
The coldest and hottest temperatures ever recorded in the United States are -80°F (211 K) and 134°F (330 K), respectively.
1. 2 answers
2. asked by Melody
3. 735 views
A radio acoustic sounding system (RASS) instrument uses 404-MHz radio waves (wavelength = 0.743 m).(a) What is the wavelength of
1. 0 answers
2. asked by Melody
3. 632 views
How would I integrate(4dt)/(sqrt(15-2t-t^2)) That thing has me stumped.
1. 1 answer
2. asked by Sean
3. 331 views
A common pickup for an electric guitar consists of a coil of wire around a small permanent magnet. Why will this type of pickup
1. 0 answers
2. asked by Peyton
3. 519 views
Why are the armature and field windings of an electric motor usually wound on an iron core?
1. 1 answer
2. asked by Peyton
3. 2,236 views
When an automobile moves over a wide, closed loop of wire embedded in a road surface, is the magnetic field of the Earth within
1. 1 answer
2. asked by Peyton
3. 1,356 views
Does the voltage output increase when a generator is made to spin faster? Defend your answer.
1. 1 answer
2. asked by Peyton
3. 1,734 views
I NEED HELP WITH MY CODE!!! it won't compile rightThe formula for finding the force of gravity between two objects is Force =
1. 0 answers
2. asked by sonnysn
3. 608 views
If you place a metal ring in a region in which a magnetic field is rapidly alternating, the ring may become hot to your touch.
1. 1 answer
2. asked by Peyton
3. 501 views
An object moves with acceleration given by a = -6t^3 m/s^2. Its initial velocity at t = 0 is 5 m/s. How far will it move before
1. 1 answer
2. asked by Chuck
3. 428 views
When was the first parental responsibility law created and what caused the idea. Or where could I find that?
1. 1 answer
2. asked by Ashlee
3. 678 views
How can you tell from the equation of an ellipse which is the major and minor axis?
1. 2 answers
2. asked by Jessica
3. 398 views
what catastrophe makes your kitten happy?
1. 2 answers
2. asked by some
3. 532 views
Ok, so my math teacher didn't tell us ways to do this faster, and it's late enough as it is so I don't want to be up all night
1. 1 answer
2. asked by Who cares?
3. 1,369 views
An air thermometer can be constructed by using a glass bubble attached to a piece of small-diamter glass tubing. The tubing
1. 1 answer
2. asked by Katie
3. 748 views
The theoritical yeild of a reaction that gives off nitrogen trifluoride gas is 844 mL at STP. What total volume of NF3 plus
1. 2 answers
2. asked by Katie
3. 832 views
A length of wire is bent into a closed loop and a magnet is plunged into it, inducing a voltage and,consequently, a current in
1. 1 answer
2. asked by tina
3. 3,124 views
How dose the current in the secondary of a transformer compare with the current in the primary when the secondary voltage is
1. 1 answer
2. asked by tina
3. 1,243 views
Why dosen't a transformer work with direct current? why is ac required?
1. 1 answer
2. asked by tina
3. 372 views
Can an efficient transformer step up energy? Defend your answer.
1. 1 answer
2. asked by tina
3. 1,106 views
We know that the source of a sound wave is a vibrating object. What is the source of an electromagnetic wave?
1. 1 answer
2. asked by tina
3. 563 views
An ideal transformer has 50 turns in its primary coil and 250 turns in its secondary coil. 12 V is connected to the primary.a)fi
1. 4 answers
2. asked by sam
3. 2,226 views
Neon signs require about 12000V for their operation. The primary operates from 120-V lines.a)What is the ratio of the number of
1. 2 answers
2. asked by sam
3. 1,804 views
you would be more likely to see a rose stained glass window in what style of church?a. gothic b. romanesque c. byzantine
1. 1 answer
2. asked by alexis
3. 555 views
How would I integrate(4dt)/(sqrt(15-2t-t^2)) That thing has me stumped.
1. 1 answer
2. asked by Sean
3. 342 views
write an exponential function whose graph passes throught the given points... (0,3)and
1. 1 answer
2. asked by cal
3. 791 views
Should an officer withhold information in a press release if that information could later affect the prosecution of a suspect?
1. 1 answer
2. asked by Pearl
3. 473 views
What is the tone of "Wuthering Heights" by Emily Bronte in the first chapter? What is the definition of wuthering?
1. 0 answers
2. asked by Christian
3. 548 views
find at least three examples of mission statements for human services organizations. show how each one of the mission statements
1. 3 answers
2. asked by Martha
3. 846 views
How mahy orientalism and prejudice contribut to haet crimes against the muslims, and arabs?
1. 1 answer
2. asked by NENE
3. 374 views
There are no typos and no work b/c I don't know how to do them. Thanks.1)Find cos theta if sin theta=3/5 and 90
1. 6 answers
2. asked by Jon
3. 629 views
What is the least positive integer that has exactly thirteenfactors?
1. 1 answer
2. asked by Jas
3. 425 views
Vanna Red sells the vowels a, e, i, o, and u each for a differentprice but less than $250. Consonants are free. You must pay
1. 2 answers
2. asked by Jas
3. 649 views
I need help to unscramble this wordMEFHSKAIT
1. 1 answer
2. asked by Ashleigh
3. 399 views
At time t = 0s, a puck is sliding on a horizontal table with a velocity 3.00 m/s, 65.0 above the +x axis. As the puck slides, a
1. 2 answers
2. asked by Lauren
3. 4,164 views
A backpacker carries 2.5 L of white gas as fuel for her stove. How many pounds does the fuel add to her load? Assume the density
1. 4 answers
2. asked by Kate
3. 1,645 views
“outdoing” (line 4) means:(A) destroying (B) surpassing (C) defeating (D) throwing out i think B
1. 5 answers
2. asked by mk-tintin
3. 396 views
“squared” (line 9) means:(A) multiplied (B) opposed (C) linked (D) matched i think A
1. 1 answer
2. asked by mk-tintin
3. 302 views
11. “wry” (line 12) means:(A) wicked (B) dry (C) ironic (D) indifferent i don't know
1. 1 answer
2. asked by mk-tintin
3. 553 views
12. “has trebled” (line 15) means:(A) is 3 times less important (B) is one third as important (C) has become 30 times more
1. 1 answer
2. asked by mk-tintin
3. 494 views
13. “grudging” (line 20) means:(A) reluctant (B) uninspiring (C) passive (D) sullen i think A
1. 1 answer
2. asked by mk-tintin
3. 344 views
14. “soak up” (line 22) means:(A) clean up (B) absorb (C) put an end to (D) increase i think B
1. 1 answer
2. asked by mk-tintin
3. 368 views
15. “scars” (line 27) means:(A) traces (B) fears (C) echoes (D) tools I think A
1. 1 answer
2. asked by mk-tintin
3. 343 views
16. “baffles” (line 32) means:(A) disarms (B) disconnects (C) puzzles (D) distrusts i think C
1. 1 answer
2. asked by mk-tintin
3. 355 views
17. “genuine” (line 45) means:(A) false (B) unifying (C) sophisticated (D) authentic i think D
1. 1 answer
2. asked by mk-tintin
3. 348 views
18. “comply with” (line 52) means:(A) twist (B) disobey (C) circumvent (D) respect i think B
1. 1 answer
2. asked by mk-tintin
3. 364 views
A tank in the shape of an inverted right circular cone has height $ 10$ meters and radius $ 8$ meters. It is filled with $ 6$
1. 1 answer
2. asked by Jeff
3. 783 views
What is the vapor pressure at 23 degrees C of a solution of 1.20 g of naphthalene, C10H8, in 25.6 g of benzene, C6H6? The vapor
1. 1 answer
2. asked by Ken
3. 1,144 views
19. He knew it before he ….(A) arrives. (B) arrived. (C) he would arrive. (D) he has arrived. i think B
1. 1 answer
2. asked by mk-tintin
3. 835 views
20. China will be …. powerful country .… theworld. (A) the more / in (B) the most / of (C) the more / of (D) the most / in i
1. 1 answer
2. asked by mk-tintin
3. 370 views
21. …. are friendly and welcoming.(A) The Chinese (B) Chinesemen (C) The Chinamen (D) The Chinesemen i think A
1. 1 answer
2. asked by mk-tintin
3. 300 views
22. China is adopting ….(A) a driven-market economy. (B) a market-driven economy. (C) a driven-economic market. (D) an
1. 1 answer
2. asked by mk-tintin
3. 434 views
23. It is said that communism ….(A) will soon be died. (B) will soon have dead. (C) will soon be dead. (D) will have soon
1. 1 answer
2. asked by mk-tintin
3. 311 views
24. Chinese prosperity is now depending ....economic competition. (A) of (B) out of (C) on (D) from i think A
1. 1 answer
2. asked by mk-tintin
3. 328 views

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