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DAN
Questions and answers by visitors named
DAN
Questions (49)
A solution is prepared in which a trace or small amount of Fe2+ is added to a much larger amount of solution in which the [OH-]
6 answers
5,390 views
A spring with spring constant k=100 (N/m) is at its equilibrium length.
a) How much elastic potential energy is stored in the
3 answers
1,545 views
what are the problems created by using molecular oxygen as a recipient of the electrons from the oxidation of carbon compounds.
1 answer
331 views
How Does prohibition era affect today life
1 answer
457 views
Where did Prohibition Strongly take place
and what were the major developments
4 answers
333 views
what laws were passed because of temperance movement. Or what did the government do because of the temperance movement
2 answers
500 views
What other laws were passed during the prohibition era. (EXCLUDING the 18Th amendment and Volstead act) THANX
1 answer
619 views
Write the formula for each of the following compounds, being sure to use brackets to indicate the coordination sphere.
1)
3 answers
732 views
I need a thesis statement on the crimes of prohibition era
4 answers
745 views
Anyone have a good informational website on temperance movement during the prohibition era.
4 answers
370 views
is the temperance movement still in affect today?
4 answers
366 views
Could someone help me conclude an essay on prohibition. I am writing: even though there were laws and movements for prohibition,
2 answers
1,282 views
clincher sentence on prohibition era.
I want the reader to feel that they want to read more
1 answer
339 views
(3b-2)/(b+1) = (4)- (b+2)/(b-1)
The (b+2)/(b-1) is separate from the 4. the 4 isn't included in the division
3 answers
308 views
George jogged downhill at 6mi/hr and then jogged back up at at 4mi/hr. If the total jogging time was 1.25 hours, how far did he
2 answers
519 views
factor (2x^2 - 48)
1 answer
219 views
Calculate the pH at the equivalence point in titrating 0.100 M solutions of each of the following with 0.080 M NaOH.
A) benzoic
4 answers
1,201 views
A 1.00-L solution saturated at 25°C with lead(II) iodide contains 0.54 g of PbI2. Calculate the solubility-product constant for
5 answers
5,335 views
is there a limited amount on how much alcohol an industry can produce???
1 answer
274 views
I need to end an essay on prohibition era and these are my subtopics: crimes, laws, and prohibition movements
1 answer
434 views
Calculate the equivalent mass of each of the following acids.
a) HC2H3O2 b) KHCO3 c) H2SO3
2 answers
748 views
write the equilibrium-constant expression and calculate the value of the equilibrium constant for each of the following
4 answers
958 views
i added info in the last question in AP CHEMISTRY
1 answer
866 views
I really need this please!!!!!!! :
write the equilibrium-constant expression and calculate the value of the equilibrium constant
1 answer
818 views
I really need this please!!!!!!! :
write the equilibrium-constant expression and calculate the value of the equilibrium constant
2 answers
606 views
Consider the reaction.
PbCO3(s)<--> PbO(s) + CO2(g). calculate the equilibrium pressure of CO2 in the system at the following
7 answers
5,804 views
The Kb for ammonia (NH3) at 25°C is 1.8* 10-5.
By using the value of Kb, calculate ΔG° for the equilibrium
1 answer
333 views
Allegra's favorite ride at the Barrel-O-Fun Amusement Park is the Flying Umbrella, which is lifted by a hydraulic jack. The
7 answers
2,875 views
A voltaic cell is constructed that is based on the following reaction.
Sn2+(aq) + Pb(s) -> Sn(s) + Pb2+(aq) (a) If the
4 answers
5,210 views
A piece of notebook paper is about 0.0032 inch thick. If you begin with a stack consisting of a single sheet and double the
2 answers
835 views
How do you find the average deviation from these numbers:
290 , 270 , 250 , 300 , & 290. I think their mean is 280
4 answers
530 views
A solution is prepared in which a trace or small amount of Fe2+ is added to a much larger amount of solution in which the [OH-]
3 answers
1,007 views
A voltaic cell is constructed that uses the following half-cell reactions.
Cu+(aq) + e− -> Cu(s) I2(s) + 2 e− -> 2 I−(aq)
3 answers
2,581 views
Could someone please tell me where to find the 2008 AP Chemistry Multiple Choice for FREE ONLINE?
Thank You in advance!
1 answer
407 views
Could someone please tell me what do you do in this class. I'm going to be a senior next year [High School] , & thinking of
1 answer
466 views
Could someone please tell me the following for each person in the book THE GREAT GATSBY;
-Age, Work, and Major Accomplishment
1 answer
435 views
Use the solubility rules to predict whether the following substances are soluble or insoluble in water:
a) K2CrO4 _______________
2 answers
1,305 views
Write the formulas for the following substances as they would appear in a total ionic equation:
a) Aqueous acetic acid b) solid
4 answers
877 views
What does a negative value for a standard potential indicate? PLEASE HELP!!
3 answers
423 views
what decided the outcome of the 2000 election??
5 answers
586 views
why did the league of nations not pursue italy? Thanx!
1 answer
314 views
why did the league of nations not pursue italy? Like after WW2. Did the Italians get angry because of something the league of
2 answers
468 views
ln(x+5)=4
COULD YOU SHOW HOW TO SOLVE THIS STEP BY STEP. THANX!
1 answer
264 views
Please could you help me predict the products of the following reactions: ( I cant figure them out) THANX in advance!
1) CaO
4 answers
602 views
If triangle ABC is similar to triangle DEF and the perimeter of ABC is 4 times greater than the perimeter of DEF , what is the
3 answers
1,585 views
A rectangle is 15 inches long and 6 inches wide. What is the area of the rectangle?
1 answer
395 views
THREE QUARTERS OF A POUND OF HONEY COSTS $4 HOW MUCH HONEY WOULD YOU GET FOR $6
3 answers
384 views
What is the voltage and the Gibbs Free Energy for the following reaction? (Assume standard conditions)
3Sn^2+ (aq) + 2Al (s) -->
2 answers
596 views
Study the scenario.
The particles in some system are moving around quickly. A few minutes later, the particles are moving, on
1 answer
292 views
Answers (28)
YOU HAVE TO CHECK If Alice now applies QFT2n and measure, she will still get k with probability 99%. AND If she does as in the previous option, she will get k with probability 99%.
If anyone can help I need a iambic pentameter (10 syllables per line with 30 lines)we have to write it in 3rd person and it has to be about a student, busdriver, teacher, Janitor doesnt matter what one of those 4 examples.
CHICKEN NUGGETS = GOLDEN TAR
Thank you very much
thanx!
Thanx!!!
yeah i get that, and so what would you write acetic acid as, just the same?? And also thanx for explaining above
For Ni its -0.28V & for Fe its -.440V Is it right?
how did u get those numbers?
thanx!!
Is it 32.57 cm?
i still don't get the right answer i have like 1.54*10-14
So do i plug in 270C in kelvin as my temp in the first formula???
THINK IT'S: 2x^2-8x=0 2x(x-4)=0 x=0 or x= 4
........ deltaHf(KJ/mol)...... d.Gf(KJ/mol)..... d.S(J/mol-K) NaHCO3(s) -947.7...... -851.8 ......... 102.1 NaOH(s).. -425.6 ...... -379.5 ........ 64.46 CO2(g) .. -393.5 ...... -394.4 ........ 213.6 Hope that helps
thanx
does b=2???
could u tell how?? please
THANX !!!
how the organized crimes expanded and the importance of it
U guys r no helpp!!!!!!!!!!!!! booooooooooooooooooooooooooooooooooooooooo!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
thank u
ur answer is odd numbers welcome for noing da answer(:!!!!! WELCOME EVERYONE!!!!!
2. "THEY" are the humans of Earth. The implication is that astronomers on Mars noticed the nuclear destruction of planet earth. This poem was likely written before we knew that there was no intelligent life on mars. It's meant to convey a sense of irony
I AM IN YEAR THREE I NEED SOME HELP IN MATERIALS (SCIENCE)
How much work does a 120 pound boy do in climbing to the top of the Washington Monument, a climb of 550 feet? If the climb in problem 2 takes 20 minutes, what is the average horsepower produced by the boy?
The head of a round piston has a pressure of 210 psi pushing down on it. The piston is 3 inches in diameter. What is the force pushing the piston down?
A 3000 POUND CAR IS PUSHED 500 FEET BY THREE BOYS, A FORCE OF 60 POUNDS IS REQUIRED TO MOVE THE CAR. HOW MUCH WORK DID THE BOYS ACCOMPLISH? HOW MUCH WORK CAN EACH BOY CLAIM IF HE DID HIS SHARE?
