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2008
April
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April 9, 2008
Lab: Determining Ka of Acetic Acid
Purpose: The purpose of this experiment is to determine the molar concentration of a sample of
4 answers
asked by
Nick
5,037 views
1)Four resistors of 10.0 each are connected in parallel. A combination of four resistors of 10.0 each is connected in series
3 answers
asked by
Jon
3,823 views
1)Which of the following statements is true about electric forces?
A)electric forces cause objects to only attract each other.
3 answers
asked by
Jon
3,815 views
at what speed did a plane fly if it traveled 1760 meters in 8 seconds
4 answers
asked by
jacob
2,943 views
Kate Chopin¡¦s stories are essentially about the struggle of freedom
Kate Chopin was one of the most individual and adventurous
4 answers
asked by
Baby
2,530 views
Is it possible to see a virtual image?
a)no they don't exist b)yes the rays appear to emanate from a virtual image c)yes since
1 answer
asked by
Andrea
2,122 views
1)In a series circuit, each circuit element has the same:
A)current B)voltage C)capacitance D)resistance I got A 2)If a resistor
2 answers
asked by
Jon
2,084 views
A 2.00 resistor, and a 12.0 resistor are connected in parallel across a 20.0-V battery. What is the current flowing through the
1 answer
asked by
Jon
2,083 views
Which family/group does the element neon belong to.
3 answers
asked by
sami
2,042 views
ammonia, NH3, is a typical ingrediant in household cleaners. it is produced through a combination reaction involcing N2(g) and
2 answers
asked by
marissa
1,907 views
What is the orbital hybridization of the central atom S in SF4?
1) sp 2) sp3d 3) sp2 4) sp3d2 5) sp3
1 answer
asked by
saara
1,830 views
The correct interpretation of the equation below is:
Fe3+(aq) + SCN–(aq) --> and <-- FeSCN2+(aq) A. A heterogeneous equilibrium
2 answers
asked by
Lindsey
1,821 views
I'm having a hard time figuring these out. Please help me on them!
For the reaction Fe2O3 + 3 Co = 2 Fe + 3 CO2: a) how many
3 answers
asked by
Kate
1,813 views
A person deposits money into a retirement account, which pays 7% interest compounded continuously, at a rate of $1000 per year
2 answers
asked by
James
1,690 views
1)When two bodies are charged, the total charge before and after charging remains the same because of:
A)quantization of charges
1 answer
asked by
Jon
1,672 views
What happens when a paramecium bumps into a cotton fiber?
1 answer
asked by
Kathryn Horski
1,641 views
1)Bulb P is rated 60 W, 110 V and bulb Q is rated 100 W, 110 V. Which of the bulbs has the higher resistance?
A)they have the
2 answers
asked by
Jon
1,552 views
During a storewide sale, a TV which usually sells for $450 is on sale for $360. A Stereo which usually sells for $600 is on sale
3 answers
asked by
Brooke
1,457 views
what are some of the ways that psychologists attempt to explain human behavior? One of the major debates within the field of
1 answer
asked by
rose - Ms. sue
1,440 views
1)If a resistor is added to a parallel circuit, the equivalent resistance:
A)increases B)decreases C)remains the same D)becomes
2 answers
asked by
Jon
1,434 views
Since absolute forms such as the symphony and the concerto generally have no program, in your opinion, what gives them their
2 answers
asked by
Marian Akinsete
1,323 views
Is the principal of the printing press still active in today's modern, high-tech society? Also, would our democratic
1 answer
asked by
Abby
1,280 views
Congo and Gabon won their independence from what European country?
What west african country has the largest population in
7 answers
asked by
Lauren
1,265 views
1)A 2.0-V battery is connected in a circuit with an ammeter and an unknown resistor, P. The current is observed to be 0.70 A.
5 answers
asked by
Jon
1,230 views
how many moles of CO2 can be produced from 15 moles of Fe2O3?
5 answers
asked by
lizzie
1,224 views
calculate the lattice energy of CaO
1 answer
asked by
Anonymous
1,219 views
Which group of decimals is ordered from least to greatest?
A. 5.6,5.9,5.09,5.96,5.136 B. 0.112,1.012,1.3,1.0099,10.12 C.
3 answers
asked by
Andre
1,206 views
The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an
4 answers
asked by
temperance
1,194 views
Explain the metaphor of adam and eve sin?
1 answer
asked by
JJ
1,168 views
Write an informative 700-1050-word letter in the persona of one Eastern philosopher to one of his pupils. In the letter,
2 answers
asked by
TINA
1,158 views
A regular polygon has six axes of symmetry.what is name of this shape?
2 answers
asked by
Niloo
1,126 views
Hello,
Can someone please tell me if I have the right answer? Thank You my answer: 1.59m If an area in the form of a circle is to
3 answers
asked by
Mandi
1,080 views
Bearing in mind the drama of Schubert's Erlking, suggest a story either from literature or from a movie that you think would
0 answers
asked by
ebeny
1,023 views
Frank said that all equilateral triangles are similar. Veronica said that all right triangles are similar. who is correct-
1 answer
asked by
christinaa
1,021 views
in south africa, european groups created and spoke a language called what?
9 answers
asked by
!!!!Need help!!!!
1,011 views
1. He has long, straight, black hair.
2. He has straight,long, black hair. Which one is correct? I'd like to know the word order.
1 answer
asked by
John
978 views
really don't quite understand how to set up
a caluculation to figure out whether a precipitate will form and i'm struggling with
2 answers
asked by
Sigurd
977 views
What is the different between codominance, multiple allele, and polygenic patterns? Also, what about dihybrid cross patterns?
0 answers
asked by
Tiana
957 views
During cellular respiration, how many turns of the Krebs cycle are there for each molecule of pyruvate?
0 answers
asked by
Anonymous
931 views
Indicate true or false in each of the following statements:
1. A static magnetic field can do work on a current carrying wire
2 answers
asked by
Sandhya
918 views
evaluate the squared root of 13.2/0.33,do i work out the division first then find the square root??
2 answers
asked by
mika
900 views
Four resistors of 10.0 each are connected in parallel. A combination of four resistors of 10.0 each is connected in series along
1 answer
asked by
Jon
890 views
please check answer thanks
Modeling is a training technique that involves A. providing one dog as an example for another dog to
1 answer
asked by
Anonymous
884 views
The many islands that stretch from Florida to Venezuela are referred to as the?
Thanks!!!!
4 answers
asked by
roy
868 views
What are some international and nation public health services that someone could volunteer at?
1 answer
asked by
Sammy
853 views
#1 If the inductance in the LC circuit is quadrupled the natural frequency of that circuit will
a)increase to 4 times its
1 answer
asked by
Andrea
782 views
Given the equilibrium system PCl5(g) <---> PCl3(g) + Cl2(g)
K = 12.5 at 60 degrees Celsius. A 1.0-L reaction vessel is analyzed
1 answer
asked by
Walter
765 views
Consider a long wire where the current density is not uniform but instead increases as you approach the center of the wire, so
1 answer
asked by
Jessica
761 views
When I entered the art room, the students were painting but there was very little student-teacher interaction. The teacher
3 answers
asked by
Micheal
757 views
The issue arising out of the Yunis case is the concern over the authority of the United States statues permitting
2 answers
asked by
Christy
754 views
Find the amount of money in the account at the end.
$1000.00, 4 years, 7% compounded semi-annually A=P(1+r/n)^nt r=0.07, t=4,
1 answer
asked by
Sara
747 views
The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an
1 answer
asked by
Sam
745 views
I just want to make sure I am understanding the question correctly, and if I am on the right track with my answer.
"How do human
2 answers
asked by
Ronda
742 views
sorry, another I can't figure out
Show that (1-cot^2x)/(tan^2x-1)=cot^2x I started by factoring both as difference of squares.
2 answers
asked by
mtd
722 views
Solve in terms of sine and cosine:
sec(x) csc(x)- sec(x) sin(x) so far I have: 1/cos(x) 1/sin(x) - 1/cos(x) sin(x) I am not sure
3 answers
asked by
Dennis
706 views
Hi there,
ok, my question stated "Use information from acid/base table and the value of Kw t ocalulate the base ionization
1 answer
asked by
Jay
702 views
I just did a lab on potential difference/voltage, resistance, and current.
What would be good title for my lab? Thank You.
2 answers
asked by
Tom
690 views
cone
radius= 3cm height=14cm what is the volume? how do you do this
4 answers
asked by
Barb
685 views
I really don't understand how to set this up. Any help is really appreciated! I really don't quite understand how to set up
a
1 answer
asked by
Sigurd
684 views
1)A 15.0 resistor and a 20.0 resistor are connector in parallel. A 5.00 resistor is connected in series with this parallel
1 answer
asked by
Jon
659 views
Hey guys, I'm just wondering, how do you say fun facts in french? I really need some help.
THNX!
3 answers
asked by
I NEED HELP
658 views
What are the benefits to Britain, Sweden, and Denmark of staying out of the euro zone? What are the potential costs? Do you
2 answers
asked by
Gregory
656 views
1.A proton enters a 2.0 X 10^-2 T magnetic field with a speed of 5.8 X 10^4 m/s. What is the radius of the circular path it
1 answer
asked by
martin
649 views
ANALYZE THE IMPACT OF THE RISE OF THE TWO PARTY SYSTEM IN GEORGIA
1 answer
asked by
JASMINE KEIH
638 views
Perform the basic conversion. Give exact answers
i)0 degrees = ____ rad ii)90 degrees = _____ rad iii)180 degrees = _____ rad
1 answer
asked by
Nick
636 views
if a car cost $25,000 and after one year it is valued at $21,250.What is the yearly depreciation.
2 answers
asked by
genesis
632 views
To estimate animal populations, biologists count the total number of animals in a small section of a habitat. The total
1 answer
asked by
Jack
629 views
write 3x^2 +8x-25 in the form a(x+h)^2,where a,h and k are real numbers
1 answer
asked by
richard
622 views
an electric field is produced by a
a)consant magnetic field b)changing magnetic field c)either a consant or changing magnetic
1 answer
asked by
Andrea
617 views
I have to do thirty problems in which I must find the subject, verb, direct object, indirect object, predicate nominative, and
1 answer
asked by
Steve
613 views
Why did the soviet union feel that it was necessary to place nuclear missile in cuba?
In what Asian country did the u.s. place
1 answer
asked by
kevin
612 views
until germany's invasion of poland the democratic nations which had been victorious in world war I had observed all these
1 answer
asked by
sake
612 views
If a triangle has angles 35 and 65 degrees, what is the measurment of the third angle? Is it a right triangle?
1 answer
asked by
Jacob
610 views
i need a strong line to end this poem any ideas???
Crayons are imaginations, Always creating something new. They scribble and
2 answers
asked by
Anonymous
600 views
When referring to percent ionization values given in a acid/base table,
how to determine what is the hydrogen ion concentration
1 answer
asked by
Jay
595 views
How can teaching children the 4 basic shapes (circle, triangle, square and rectangle) be benificial to a five year old's
2 answers
asked by
Micheal
593 views
what is the capital of Ghana??
2 answers
asked by
!!!!Need help!!!!
591 views
A solution containing 16.9 grams of a molecular compound dissolved in 250 grams of water has a freezing point of -0.744 degrees
2 answers
asked by
asldsfjaljd
590 views
Determine which pairs of lines are parallel or perpendicular.
x = 1-3t, y = 7+4t x = 2-4s, y = -3s L1: r = (1,7) + t(-3,4) L2: r
1 answer
asked by
Alex
587 views
The concentration and volume of reagents combined in each trial are listed in the table below:
Trial 00020 M 00020 M H2O(mL)
1 answer
asked by
Dino
582 views
The concentration and volume of reagents combined in each trial are listed in the table below:
Trial 00020 M 00020 M H2O(mL)
1 answer
asked by
temperance
580 views
In the Federal Court case United States vs. Fawaz Yunis, five men hijacked a Jordanian airliner. Among the passengers were two
0 answers
asked by
Christy
578 views
Just wondering if this sentence makes sense it sound weird to me for some reason.
2. Due to her extreme fear of public speaking,
4 answers
asked by
E
569 views
#include <iostream.h>
#include <stdlib.h> #include <math.h> int main ( ) { double noe, nod, dc1, dc2, dc3, dc4, t; cout << "Enter
9 answers
asked by
sonnytsn
565 views
An equilibrium constant
A. is small when the products are favored in the reaction. B. is the same, regardless of the initial
1 answer
asked by
Jason
555 views
what are some of the ways that psychologists attempt to explain human behavior?
4 answers
asked by
rose
551 views
Could you please check my work and let me know if my answer is correct? I don't have a solutions guide and I want to make sure
2 answers
asked by
Sig
550 views
In the United States vs. Fawaz Yunis, five men hijacked a Jordanian airliner. Among the passengers were two American citizens
1 answer
asked by
Christi
544 views
I need to find the perimeter of square that has a semicircle (located inside of the square) with a radius of 10 in and it
1 answer
asked by
Mary
541 views
pleae check my answer thanks
Latent learining becomes evident when... A. a puppy grows up B. the animal is motivated to perfrom
1 answer
asked by
Anonymous
533 views
What are the cause of sickle cell disease?how does it occur?is it preventable?how?
1 answer
asked by
Pierre-Antione
532 views
Would you classify protists as chemotrophs or phototrophs?
1 answer
asked by
Anonymous
529 views
The simplests example of a magic square is a 3 by 3 grid. The tasks is to place the numbers 1-9 in the grid, on number per box
1 answer
asked by
joseph
523 views
What is the chief port of Kenya??
1 answer
asked by
!!!!Need help!!!!
519 views
by simplifying,show that
(2x-3)(2x+3)-(x-4)^2= 3x^2+8x-25
1 answer
asked by
xavier
519 views
If 2moles of electrons are required to oxidize 1 mole of unknown, what is the molarity of the unknown solution
Normality: 0.638
1 answer
asked by
unknown
519 views
A geologist stands on the shore of a lake in Ontario with a theodolite and finds that the angle of inclination to the top of a
1 answer
asked by
Nick
515 views
How many codes are needed to correctly code accidental poisoning by consuming noxious mushrooms ? I can't seem to find the
3 answers
asked by
Anonymous
514 views
The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an
1 answer
asked by
Amy
514 views
What is the amplitude,phase shift and period of y=sin 2x?
What is the amplitude, phase shift and period of y= sin2(x + 3.14/4)
1 answer
asked by
Anonymous
509 views
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