Sunday

April 20, 2014

April 20, 2014

Number of results: 1,308

**chemistry**

Which of the following quantum numbers describes the shape of an orbital? A) principle quantum number (n) B) magnetic quantum number (ml) C) spin quantum number (ms) D) Schrodinger quantum number (S) E) (azithmal) angular momentum quantum number (l)
*Monday, November 14, 2011 at 5:49pm by Teresa*

**Chemistry**

The principal quantum number, n, describes the energy level of a particular orbital as a function of the distance from the center of the nucleus. Additional quantum numbers exist to quantify the other characteristics of the electron. The angular momentum quantum number (), ...
*Monday, October 29, 2012 at 1:06am by Anonymous*

**Chemistry**

The principal quantum number, n, describes the energy level of a particular orbital as a function of the distance from the center of the nucleus. Additional quantum numbers exist to quantify the other characteristics of the electron. The angular momentum quantum number (ℓ...
*Wednesday, March 26, 2014 at 6:35pm by Annabelle*

**physics**

It is known that the possible values for the magnetic quantum number m range between -9 and +9. Determine the orbital quantum number and the smallest possible value of the principle quantum number. l = n =
*Friday, December 1, 2006 at 6:16pm by MIke*

**Quantum Physics**

BTW, it is meaningless to talk about cheating in this course. The problems are not authentic. They are taken from a set of quantum mechanics/ quantum computing problems that is moving from a course to a course. Some "non-cheaters" had no quarrel with the course because they ...
*Saturday, October 12, 2013 at 10:36pm by MMM*

**Chemistry**

Remember the azimuthal quantum number? s electrons have an azimuthal quantum number of 0, p electrons = 1, d electrons = 2 and f electrons = 3. The azimuthal quantum number can run from 0 to N-1; therefore, for an f electron (azimuthal quantum number 3), N must be at least 4. ...
*Tuesday, March 9, 2010 at 9:48am by DrBob222*

**general science**

Six orbits, but they aren't really moving in "rings". There are two "principal quantum numbers": two with quantum number 1 and four with quantum number 2. The Bohr-atom concept of electron "rings" or "shells" is still used in high school chem to explain the periodic table, but...
*Thursday, January 29, 2009 at 4:36pm by drwls*

**Quantum Physics**

so you admit you put the wrong answer on purpose!!! don't you feel guilty quantum?
*Saturday, October 12, 2013 at 10:36pm by Anonymous*

**Quick Question**

What is Quantum Physics and Quantum Mechanics? Is there even a difference between them? thank you very much.
*Monday, May 11, 2009 at 6:32pm by James*

**Quantum Physics**

@quantum...I have checked and it was wrong...you stop fooling around mate!!!thanks for yr sharing anyway!
*Saturday, October 12, 2013 at 10:36pm by Anonymous*

**Chemistry**

Please help in any way that you can. Very small spherical crystals called quantum dots are being investigated for use in electronic devices. a. Calculate the mass of a quantum dot of pure silicon that has a diameter of 4nm. b. If you made a 3.5nm diameter quantum dot of pure ...
*Saturday, June 29, 2013 at 2:24pm by Ashley*

**chemistry**

Find the quantum value of a 5py orbital. I know the quantum numbers (n,l,m,s) and all that, but I'm not sure where to begin or go after that. Answered below.
*Sunday, November 26, 2006 at 6:12pm by John*

**chemistry**

which quantum number, or quantum numbers, can be connected with the direction a particular orbital position points in space, regarding wave mechanics?
*Monday, May 26, 2008 at 12:11am by Shivani*

**Quantum Physics**

Consider the following quantum circuit: bit.ly/Zlrijv (a) What quantum state do you have to input in order to get output |00>? (b) What quantum state do you have to input in order to get output |11>? (c) What quantum state do you have to input in order to get output 1/&#...
*Monday, March 18, 2013 at 3:17am by helpful*

**physics**

The quantum state is fixed when specifying n, l, ml and ms. Therefore, by the Pauli exclusion principle, there can be only one electron with these quantum nembers.
*Saturday, August 15, 2009 at 3:29pm by Count Iblis*

**Chemistry**

Consider an atom of Xenon. How many electrons in this atom... a) have the quantum number of l=2 b) have the quantum number of ml=0 c)have the quantum numbers n=5,ml=2 (at the same time) I think I know the answers. a) 10 b)2 c)2 But I am unsure and would like some input on if ...
*Wednesday, January 25, 2012 at 2:14pm by Lindsey*

**Quantum Physics**

Hi PhysTech, I am reading an article from twistedoakstudios(at)com in /blog/Post2644_grovers-quantum-search-algorithm and doing some calculations... Seems cyclic, in a geometric view.
*Tuesday, April 16, 2013 at 12:32am by J*

**quantum physics**

the quantum factor algorithm for N=91 is carried out. What is the period k of the periodic superposition set up if it chooses x=8? Guys please help...its very urgent!!
*Friday, October 18, 2013 at 4:19pm by Hannah*

**chemistry**

"p" is an orbital angular momentum quantum number designation. It has a magnetic dipole moment associated with it. Its value is 1 for all p orbitals. Its component along any axis can be +1, 0 or -1. Magnetic spin is a separate quantum number, and its value is 1/2 for all ...
*Sunday, September 21, 2008 at 11:14pm by drwls*

**Quantum Physics**

(c) What quantum state do you have to input in order to get output 1/2sqrt(|00⟩+|11⟩)?
*Monday, March 11, 2013 at 10:48pm by Arl*

**Quantum Physics**

@ quantum.. actually I passed ... even if you have 100% does it matter! have some self pride mate!!
*Saturday, October 12, 2013 at 10:36pm by Anonymous*

**Quantum Physics**

(c) What quantum state do you have to input in order to get output 1/2(|00⟩+|11⟩)?
*Monday, March 11, 2013 at 11:15pm by Tuma*

**Quantum Physics**

What quantum state do you have to input in order to get output 1/sqrt2(|0>+ |11>)?
*Monday, March 11, 2013 at 11:06pm by Gyano*

**Quantum Physics**

@quantum I am pretty sure you must have used one of our answers at some point in this course!! you know what... no one is perfect!!
*Saturday, October 12, 2013 at 10:36pm by Anonymous*

**quantum physics**

@anonymous,@stuart @fred,,q3 a of quantum physics of edx,help please
*Friday, October 18, 2013 at 5:57am by alex*

**chemistry**

Suppose you take a trip to a distant universe and find that the periodic table there is derived from an arrangement of quantum numbers different from the one on Earth. The rules in that universe are: 1. principal quantum number n = 1, 2, . . . (as on Earth); 2. angular ...
*Tuesday, April 2, 2013 at 6:53am by Anonymous*

**quantum physics**

Multiply 159* 10^6 W by the number of seconds in a year. That will give you the energy produced. Divide that by c^2 for the mass loss. This is about thermodynamics and the Einstein E = m c^2 equation, not quantum physics.
*Friday, April 13, 2012 at 10:05pm by drwls*

**Quantum Physics**

@234, havn't tried, only one try left physics.stackexchange dot com/questions/81101/quantum-computation-hamiltonian maybe some hints
*Saturday, October 12, 2013 at 10:36pm by Anonymous*

**chemistry**

write all the possible set of magnetic quantum number for an electron in the n=2 shell that have an angular momentum number l=o and a spin quantum number +1/2
*Saturday, February 4, 2012 at 11:11pm by keisha*

**Quantum Physics**

good luck, i was thinking of taking quantum physics
*Thursday, April 15, 2010 at 9:16pm by srry*

**Physics**

The radius of a Bohr orbit increases with the square of the quantum number, n. So the principal quantum number would have to increase by a factor of sqrt2. This will not be possible since the quantum number must remain an integer. Your teacher may not be aware of this. In ...
*Sunday, April 4, 2010 at 10:46am by drwls*

**physics**

Consider this set of quantum numbers: n = 3, l = 2, ml = -1, ms = + The maximum number of electrons in an atom which can share the above set of quantum numbers is
*Saturday, August 15, 2009 at 3:29pm by jeff*

**chem**

can someone give me examples of the explanatory power of the quantum-mechanical model? Power to explain what? The nature of the chemical bond? Linus Pauling wrote a book with that title. Bascially, QM can explain everything about chemistry such as structure, polarity, ...
*Wednesday, March 7, 2007 at 3:01pm by ashley*

**Quantum Physics**

We will carry out some steps of the quantum factoring algorithm for N=91 (a) What is the period k of the periodic superposition set up by the quantum factoring algorithm if it chooses x=8? I.e. what is the period of f(j)=8j(mod91) (b) Using your answer to (a), find a ...
*Saturday, October 12, 2013 at 10:36pm by ss01*

**English**

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...
*Thursday, May 7, 2009 at 1:00pm by john browm*

**Physic please check**

Both answers are correct. In quantum mechanics, each N value can have L values up to N-1. Hence N=1 can have only L = 0, but N=2 can have L=0 or n=1, etc. (There is no N=0). All principal quantum numers allow an L=0 suborbital (angular momentum) state.
*Friday, December 14, 2007 at 1:09am by drwls*

**critical thinking**

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...
*Friday, January 16, 2009 at 11:01am by Anonymous*

**CRT205 Quiz**

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...
*Friday, February 27, 2009 at 1:45pm by randy*

**Critical Thinking**

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...
*Saturday, June 6, 2009 at 12:15pm by mary*

**Critical Thinking**

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...
*Friday, July 31, 2009 at 2:20am by bere*

**Physics**

Did Einstein support quantum mechanics as being fundamental physics, or did he think quantum mechanics was inconclusive?
*Thursday, April 10, 2008 at 11:58pm by Tammy*

**Chemistry**

Does anybody know the principle quantum number of an atom that has s, p, d, f orbitals? I'm pretty sure the number is inbetween 2-4, but I am unsure of how to figure out the principle quantum number just using that information. Thanks in advance!
*Tuesday, March 9, 2010 at 9:48am by Marla*

**Physics**

This is related to the classic thought experiment "Schroedinger's cat". Your answer seems intuitively correct, but in quantum mechanics, until a decay measurement is actually made, the radioactive source exists in a mixed quantum state, with nonzero probability that each ...
*Monday, March 31, 2008 at 4:04am by drwls*

**Quantum Physics**

a) What quantum state do you have to input in order to get output |00⟩ ? b) What quantum state do you have to input in order to get output |11⟩ ?
*Monday, March 11, 2013 at 11:15pm by Any*

**Quantum Physics**

a) What quantum state do you have to input in order to get output |00⟩ ? b) What quantum state do you have to input in order to get output |11⟩ ?
*Monday, March 11, 2013 at 10:48pm by Mar*

**english: crit. thinking**

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...
*Wednesday, March 19, 2008 at 10:37pm by rose*

**chemistry**

how can i compare the dual nature of light how can i describe the phenomena that can be explained only by the particle model of light. how can i empoly the quantum theory to assess the amount of energy that matter gains and loses how did Einstein utilize Plancks quantum ...
*Thursday, November 6, 2008 at 5:10pm by dina*

**Quantum Physics**

In this problem, we will carry out some steps of the quantum factoring algorithm for N = 15 (a) What is the period k of the periodic superposition set up by the quantum factoring algorithm if it chooses x = 2 ? (b) Assume that we found this k using period finding algorithm. ...
*Thursday, March 21, 2013 at 1:31pm by Gyanno*

**Quantum Physics**

In this problem, we will carry out some steps of the quantum factoring algorithm for N = 15 (a) What is the period k of the periodic superposition set up by the quantum factoring algorithm if it chooses x = 2 ? (b) Assume that we found this k using period finding algorithm. ...
*Wednesday, March 20, 2013 at 1:22am by Gyanno*

**Quantum Physics**

I try to make a Quantum Fourier Transformation with N=6: w=e^(2*pi*7/6) so we have 6-th roots: 1,w,w^2,-1,-w,-w^2 My matrix is QFT6= 1/sqrt(6)* (1 1 1 1 1 1 ) (1 w w^2 -1 -w -w^2) (1 w^2 -w 1 w^2 -w ) (1 -1 1 -1 1 -1 ) (1 -w w^2 1 -w w^2 ) (1 -w^2 -w -1 w^2 w ) the vector that...
*Tuesday, September 17, 2013 at 10:26am by Anonymous*

**Chemistry**

The principal quantum number corresponds to the number of the element's period. Lead is in the sixth period, so its quantum number is 6.
*Sunday, November 18, 2007 at 4:31pm by Michael*

**physics**

This is a quantum mechanical "barrier penetration" problem. See http://hyperphysics.phy-astr.gsu.edu/hbase/quantum/barr.html or any of many other websites about this phenomenon. There you will find the formula you need. Convert the current to a particle arrival rate. Multiply ...
*Wednesday, November 9, 2011 at 10:52pm by drwls*

**Physics**

Electrons are quantized in their orbits. This means that they can change energy levels but only if the right quantum of energy comes along. They will accept the quantum of energy if it is the right amount to allow them to make the jump to the next energy level. They will ...
*Tuesday, April 1, 2008 at 10:52pm by DrBob222*

**Chem**

Quantum chemistry (quantum physics) tells us that each orbital can hold two electrons. The Pauli Exclusion Principle tells us that no two electrons in the same atom can have the same four quantum numbers; therefore, these two electrons may have the same n,l, and ml so they may...
*Monday, September 21, 2009 at 12:11am by DrBob222*

**ENGLISH**

Over time, non-specialists are usually able to assimilate radically new scientific ideas, even though these ideas may seem strange when they are initially introduced. Such was the case with Newtonian physics; when Newton proposed his ideas regarding motion and gravitation in ...
*Thursday, May 7, 2009 at 4:37pm by john doe*

**Quantum Computing**

In this problem, we will carry out some steps of the quantum factoring algorithm for N=21. (a) What is the period k of the periodic superposition set up by the quantum factoring algorithm if it chooses x=2? In other words, what is the period of f(j)=2^j (mod 21). (b) Assume ...
*Sunday, September 22, 2013 at 11:58am by imath*

**Quantum Physics**

YEap, if you see this thread, you will see that they ask if someone has mixed phi with theta as he give an answer Theta=pi/2 a Phi=2bt. It's only matter of reading you cheaters. physics.stackexchange dot com/questions/81101/quantum-computation-hamiltonian
*Saturday, October 12, 2013 at 10:36pm by Anonymous*

**Quick Question**

You might visit some sites on the following GOOGLE Search: http://www.google.com/search?q=Quantum+Physics+%26+Quantum+Mechanics&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a Sra
*Monday, May 11, 2009 at 6:32pm by SraJMcGin*

**Chemistry**

find an atom which would have an electron with a quantum number of n=5, l=2, mL=0, mS=1/2 and a valence electron with a quantum number of n=6,l=1, mL=-1, mS=-1/2.
*Friday, May 15, 2009 at 9:28pm by Gweedo8*

**Chemistry**

The term degeneracy means the number of different quantum states of an atom or molecule having the same energy. For example, the degeneracy of the n = 2 level of the hydrogen atom is 4 (a 2s quantum state, and three different 2p states). What is the degeneracy of the n = 1 level?
*Tuesday, June 14, 2011 at 9:40pm by Lance*

**Chemistry**

n is the principal quantum number and in general terms is the old Bohr shell. l (ell) is the azimuthal quantum number and describes the ellipticity (how elliptical) of the orbit. ml describes how the orbit is arranged in space ms describes the spin of the electron; i.e., ...
*Wednesday, April 16, 2014 at 1:33pm by DrBob222*

**chemistry**

If the intensity level is in Watts, there will be fewer photons per second hitting the potassium because each photon carries more energy. You need to know how the quantum efficiency for photoemission varies with wavelength in order to answer this question. If the quantum ...
*Friday, September 3, 2010 at 11:28pm by drwls*

**physics**

When an electron makes a transition from its first quantum level to the ground level, the energy difference is carried by the emitted photon. In comparison, how much energy is needed to return an electron at ground level to the first quantum level?
*Monday, June 11, 2012 at 9:02pm by Anonymous*

**college**

Determining the time quantum for a job is a critical task. Given the assumptions that the average switching time between processes is s, and the average amount of time an I/O bound process uses before generating an I/O request is t (t >> s). Discuss the effect of each of...
*Wednesday, December 2, 2009 at 9:31am by shami*

**Quantum Physics**

Suppose Alice starts with two qubits in the Bell state (1/√2)|00⟩+(1/√2)|11⟩ and teleports these qubits to Bob by applying the quantum teleportation protocol to each qubit separately. (a) What is the state of the two qubits received by Bob?
*Thursday, September 5, 2013 at 10:17am by Anonymous*

**Physical Science**

Bohr's model consisted of circular orbits around the nucleus. That was modified by Sommerfeld from circular to elliptical orbits depending upon serveral factors, and that was modified to sub-orbits (orbitals). The modern theory is one of mathematical treatment based on quantum...
*Saturday, November 29, 2008 at 3:47pm by DrBob222*

**Physics (1 of 3)**

Those are three questions, not one. 1. The first excited state of hydrogen is the n=2 level and that has an energy of -13.6/2^2 = -3.40 eV. Adding 2.86 eV to that results in an energy of -0.54 eV The quantum level n' of that state is given by -13.6/n'^2 = -0.54 Solve for n' ...
*Thursday, September 11, 2008 at 1:02am by drwls*

**Chemistry**

Very small crystals composed of 1000 to 100,000 atoms, called quantum dots, are being investigated for use in electronic devices. (a) Calculate the mass in grams of a quantum dot consisting of 1.400 104 atoms of silicon. (b) Assuming that the silicon in the dot has a density ...
*Tuesday, June 1, 2010 at 1:48am by Anita*

**Chem**

The Rydberg formula has terms 1/n1^2 and 1/n2^2 in it, wwhere n1 and n2 are the quantum numbers of the lower and upper electron enery levels of the transition. In your case, n1=2 and n2=3. There should also be a Z^2 tem, and in your case Z=3. The wavelength should be t 1/9 of ...
*Saturday, November 3, 2007 at 9:08pm by drwls*

**physics**

Bassed upon the energy level, n^2 = 13.6/.544 = 25, and n = 5. That n state has 2 n^2 = 50 substates. The maximum orbital angular momentum quantum number for this n-value is (lower case L) = n-1 = 4. The orbital angular momentum of that state is 4 h, where h is Planck's ...
*Thursday, April 12, 2012 at 10:57pm by drwls*

**chemistry**

Suppose you live in a different universe where different amount of quantum numbers is required to describe the atomic orbitals. These quantum numbers have the following rules: N principal 1,2,3,. L orbital =N M magnetic -1. 0. +1 How many orbitals are there all together in ...
*Wednesday, November 12, 2008 at 9:05pm by Jordan*

**chemistry**

0 K is the answer they want. However, according to the uncertainty principle, there must be some residual motion and position uncertainty even at absolute zero. http://hyperphysics.phy-astr.gsu.edu/hbase/quantum/hosc4.html
*Saturday, June 11, 2011 at 1:24am by drwls*

**dual nature of matter & radiation**

Actually, it will depend upon how the quantum efficiency of the photosensitive material varies with frequency. The "quantum efficiency" almost always depends upon wavelength (and therefore frequency), especially near the threshold for the photelectric effect. In this case, you...
*Monday, March 2, 2009 at 5:59am by drwls*

**physics**

In this problem, we will carry out some steps of the quantum factoring algorithm for N=91. (a) What is the period k of the periodic superposition set up by the quantum factoring algorithm if it chooses x=8? I.e. what is the period of f(j)=8j(mod91) (b) Using your answer to (a...
*Sunday, October 13, 2013 at 11:55am by manu*

**Physics**

http://hyperphysics.phy-astr.gsu.edu/hbase/quantum/wien3.html plug in there
*Wednesday, February 12, 2014 at 1:48pm by Damon*

**Humanities Core**

In addition, you might find some of the following sites interesting: http://search.yahoo.com/search?fr=mcafee&p=Galileo+%26+Quantum+Physics Sra
*Saturday, May 14, 2011 at 4:31pm by SraJMcGin*

**Chemistry**

24. A quantum is a finite amount of energy gained or lost by an atom.- F? 25. An atom is in an excited state when it has its lowest energy.- F 26. The Bohr model of the atom shows electrons in areas called energy levels.- F? 27. The principal quantum number indicates the main ...
*Thursday, October 21, 2010 at 3:14pm by mysterychicken*

**physics**

n this problem, we will carry out some steps of the quantum factoring algorithm for N=15. (a) What is the period k of the periodic superposition set up by the quantum factoring algorithm if it chooses x=2? (b) Assume that we found this k using period finding algorithm. Use k ...
*Friday, March 22, 2013 at 3:32am by s*

**Quantum Physics**

Suppose Alice starts with two qubits in the Bell state 1/√2 (|00> + |11>) and teleports these qubits to Bob by applying the quantum teleportation protocol to each qubit separately. (a) What is the state of the two qubits received by Bob? |00> = |01> = |10>...
*Sunday, March 3, 2013 at 6:11pm by qwerty*

**science**

Newtons law of gravity is used with great success in most everyday situations, and indeed, in planning planetary space missions such as the Rosetta probe. However, Einsteins theory of general relativity and a theory of quantum gravity are needed to describe the observed ...
*Sunday, August 28, 2011 at 12:03pm by mj*

**Physics -Compton Scattering**

http://hyperphysics.phy-astr.gsu.edu/Hbase/quantum/compton.html
*Wednesday, April 23, 2008 at 11:36pm by bobpursley*

**Conservation Charge- Physics**

an electron has one unit of charge. Your use of quantum is unusual, in the standard model of matter, their is a number of types of charge, and the particle that carries most is the guage boson. I doubt if your teacher meant this meaning in the use of quantum, however, it is ...
*Monday, November 5, 2007 at 8:11pm by bobpursley*

**physics**

In this problem, we will carry out some steps of the quantum factoring algorithm for N = 15 (a) What is the period k of the periodic superposition set up by the quantum factoring algorithm if it chooses x = 2 ? (b) Assume that we found this k using period finding algorithm. ...
*Wednesday, March 20, 2013 at 5:07am by Gyanno*

**physics **

A monochromatic light beam with energy 204eV is used to excite the Be+3 (H –like atom with Z=4) from its ground state to some excited state m. Neglect the finite nuclear mass correction. a) Find the quantum number m of this excited state. b) Following this transition the...
*Monday, April 25, 2011 at 9:12am by qwer*

**quantum mechanics**

0.5
*Friday, February 15, 2013 at 3:05am by murat hazer*

**Quantum Physics**

a) 1/2 b)a,b
*Sunday, February 17, 2013 at 4:18pm by Anonymous*

**Quantum Physics**

1+(2*a^2*b^2)-(a^2+b^2)
*Sunday, February 17, 2013 at 3:38pm by Anonymous*

**Quantum Physics**

I X
*Sunday, February 24, 2013 at 8:34pm by helper*

**Quantum Physics**

7/9
*Sunday, February 24, 2013 at 6:42pm by helper*

**Quantum Physics**

b- no
*Monday, March 11, 2013 at 11:15pm by helpman*

**Quantum Physics**

b- 0 0 0 0
*Monday, March 11, 2013 at 11:06pm by helpman*

**Quantum Physics**

a) H
*Tuesday, March 12, 2013 at 4:27pm by BRA*

**Quantum Physics**

2- 0 0 0 0
*Tuesday, March 12, 2013 at 4:17pm by helpman*

**Quantum Physics**

what's (c)
*Monday, March 18, 2013 at 3:17am by what's (c)*

**Quantum Physics**

0,1,0,0 1,0,0,0 0,0,0,-1 0,0,-1,0
*Friday, March 15, 2013 at 12:58pm by Quantum Physics*

**Quantum Physics**

Anyone for b, c, d?
*Monday, March 18, 2013 at 3:31am by Help*

**Quantum Physics**

thank you!!
*Wednesday, March 20, 2013 at 1:22am by Gyanno*

**Quantum Physics**

thank you
*Thursday, March 21, 2013 at 1:31pm by Gyanno*

**Quantum Physics**

Help!
*Monday, March 25, 2013 at 10:32pm by Ku*

**Quantum Physics**

thanks
*Monday, March 25, 2013 at 10:32pm by Bel*

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