April 21, 2014

Search: Chemistry/physics

Number of results: 209,747

500 students sat for an examination in mathematics,physics and chemistry.45 passed all the three subject,60 passed mathematics and chemistry,70 passed physics and chemistry,50 passed mathematics and chemistry,10 passed in mathematics,80 passed in chemistry and 35 passed at ...
Sunday, November 13, 2011 at 3:23pm by damilola

A school has 63 students studying Physics, Chemistry and Biology. 33 study Physics, 25 Chemistry and 26 Biology. 10 study Physics and Chemistry, 9 study Biology and Chemistry while 8 study both Physics and Biology. Equal numbers study all three subjects as those who learn none...
Monday, December 24, 2012 at 9:54pm by ifi

Physical Science
Physics + Chemistry = Physical Chemistry Biology + Chemistry = Biochemistry Organic Chemistry+Geology + Chemistry = Geochemistry Astronomy + Physics = Astrophysics Biology + Geology = Paleontology Geology + Astronomy = Astrogeology Biology + Astronomy + Physics = Astronautics
Friday, June 15, 2012 at 6:48am by Elena

Out of 1365 students in a school, 60 take french, 100 take chemistry 48 take physics. If 28 take French and chemistry 44 take chemistry and physics, 20 take french and physics. How many take all three subjects.
Monday, November 14, 2011 at 9:48am by Tychicus Clinton

just wondering...
what is harder, chemistry or physics? because i've been struggling all year in chemistry and i'm taking physics next year... i have a solid a in alg.2 though... oh yeah, and i want to be a physical therapist. so if i'm not to good in chemistry can i still be a physical ...
Thursday, May 29, 2008 at 10:18pm by sfdsajflkd

physics, not chemistry
Not a chemistry question. Someone in physics, please.
Thursday, March 4, 2010 at 9:43pm by DrBob222

Note to physics, chemistry students
Please note the spelling of Physics, and Chemistry. If you are a college student in those courses, and cant spell them, frankly, asking for help here is insulting to your college and you.
Sunday, October 26, 2008 at 7:44pm by bobpursley

This seems like chemistry, not physics. Use the combined gas law PV/T=PV/T and solve for T. [(0.2 x10^5 Pa)(0.8 x10^5)]/27=T
Wednesday, January 23, 2013 at 11:35pm by Devron

I have a chemistry project where I need to make an object move using my knowledge of chemistry. The object os a small ball teh size of a large marble. It must be moved using chemistry and NOT physics (ie slope wind etc). I am 15 and in grade 11.
Thursday, April 8, 2010 at 10:13am by Didier

At Small Town High there are 100 students, each of whom takes at least one of biology, chemistry, or physics. There are 50 students in biology, 60 in chemistry, and 70 in physics. If 24 students are enrolled in exactly two of these classes, how many students are in all three?
Sunday, November 7, 2010 at 3:31pm by kyle

Chemistry - Periodic Table+Cations(check+help)
hindi;english;maths chemistry;physics
Wednesday, February 2, 2011 at 5:22am by shubham

I agree. Basic science, such as physics, chemistry, and biology are roots to understanding the world.
Saturday, September 1, 2007 at 3:10pm by bobpursley

chemistry help requested
The subject is chemistry, not physics. The other reactant will be O2 and the products will be CO2 and H2O.
Saturday, October 16, 2010 at 10:12pm by drwls

How do you make a venn diagram of the 6 branches of chemistry? (Inorganic chemistry, organic chemistry, biochemistry, nuclear chemistry, physical chemistry, and analytical chemistry) like where would they go in the 3 circles
Sunday, August 26, 2012 at 10:10pm by jake

Bobpursley is a retired physics and chemistry instructor with many years of experience both in the classroom and tutoring online. Who are you?
Sunday, September 11, 2011 at 3:32pm by Ms. Sue

Well, this is rather a question concerning both, physics as well as chemistry. You certainly know from physics: density = mass / volume Even though your provided information seem to be in a disturbingly unmathematical order, I presume your familiarity with calculating the ...
Tuesday, February 9, 2010 at 5:38am by dongo

Chemistry (really physics)
Help with physics queston.
Friday, October 24, 2008 at 4:44pm by DrBob222

A textbook store sold a combined total of 315 physics and chemistry textbooks in a week. The number of physics textbooks sold was two times the number of chemistry textbooks sold. How many textbooks of each type were sold?
Thursday, March 7, 2013 at 5:44pm by help

In high school, these courses are usually called Algebra I Algebra II Geometry Pre-calculus AP Calculus Biology AP Biology Chemistry AP Chemistry Physics AP Physics Work with your counselor to make sure you take the required courses for graduation AND as many of these as ...
Saturday, February 1, 2014 at 9:33am by Writeacher

Are you looking for someone to derive this number? Look in your texts. Most chemistry and physics texts have it.
Wednesday, March 25, 2009 at 5:40am by DrBob222

Intergated chemistry/physics
time=distance/velocity. This is a very odd question for "integerated" chem/physics. Where is the chem?
Wednesday, October 3, 2012 at 1:53pm by bobpursley

Since so far no chemistry teacher has taken notice of this post, could you repost both questions, but make sure you put "Chemistry-repost" as the subject? Thank you.
Thursday, October 1, 2009 at 12:30pm by MathMate

Physics...seriously seriously need help esp part C
Thanks =D but I currently don't have any chemistry questions but rather a complicated physics question
Tuesday, November 13, 2007 at 10:07pm by ~christina~

so it is a physics project
Tuesday, February 21, 2012 at 10:04am by bob

just wondering...
You may get several opinions since this is an opinion question. Some find chemistry easier and some find physics easier. I don't know what you consider to be not too good in chemistry but a grade of C in chemistry probably will not keep you from being a physical therapist but ...
Thursday, May 29, 2008 at 10:18pm by DrBob222

A physics student sits by the open window on a train moving at 25 m/sec towards the east. Her boyfriend is standing on the station platform, sadly watching her leave. When the train is 150 meters form the station, it emits a whistle at a frequency of 3000 Hz. What is the ...
Wednesday, April 21, 2010 at 11:48pm by Jason

A physics student sits by the open window on a train moving at 25 m/sec towards the east. Her boyfriend is standing on the station platform, sadly watching her leave. When the train is 150 meters form the station, it emits a whistle at a frequency of 3000 Hz. What is the ...
Thursday, April 22, 2010 at 5:13pm by caleb

A physics student sits by the open window on a train moving at 25 m/sec towards the east. Her boyfriend is standing on the station platform, sadly watching her leave. When the train is 150 meters form the station, it emits a whistle at a frequency of 3000 Hz. What is the ...
Friday, April 23, 2010 at 2:02am by caleb

No, for I've forgotton what little physics I knew at one time; however, you know (from your chemistry if not physics) that 1 mol of oxygen (0.032 kg) contains 6.02 x 10^23 molecules. So how much does 1 molecule weigh? The problem is asking for 1 molecule, not 6.02 x 10^23 ...
Sunday, December 9, 2007 at 8:44pm by DrBob222

1. How much work is necessary to accelerate a bullet having a mass of 5.0 g to a velocity of 1000. m/sec? This was on a chemistry problem set of mine, and it seems like a very physics-oriented question [I have not taken physics.] Could someone point me in the right direction ...
Saturday, February 3, 2007 at 6:39pm by Jess

Bob Pursley answered this question for someone. Just scroll through the science, physics, and chemistry questions until you find it (it will show Bob Pursley as answering it).
Sunday, September 7, 2008 at 4:14pm by DrBob222

Leslie took two midterm exams and earned the following scores: 82 on the chemistry exam (class distribution: μ = 75, σ = 6.25) and 63 on the physics exam (class distribution: μ = 59, σ = 3.57). Rounding to two decimal points, on which exam should Leslie get...
Monday, April 14, 2014 at 10:27pm by Sally

Chemistry? Physics? What??
Sunday, February 2, 2014 at 2:31pm by Writeacher

Physics? Chemistry? What??
Friday, February 7, 2014 at 10:16am by Writeacher

Well, there are only a few thousand Mn compounds and a few hundred thousand oxygen compounds. I suggest you look in something like "The Merck Index" or "Handbook of Physics and Chemistry" for this.
Monday, November 26, 2012 at 3:29pm by DrBob222

instead of what?
Sunday, October 5, 2008 at 7:45pm by Rachel

Not a chemistry course I took.
Sunday, October 24, 2010 at 5:21pm by DrBob222

Physics and chemistry
i'm sorry
Monday, December 13, 2010 at 5:39pm by mido

Integrated Physics and Chemistry
Okay. Thank you for the help (:
Monday, March 21, 2011 at 11:18am by Kaitlin

Physics question
not chemistry
Tuesday, January 31, 2012 at 8:52pm by DrBob222

Math? Physics?? Chemistry??
... and you don't know??
Thursday, August 15, 2013 at 3:56pm by Writeacher

You can find a proof in the web page below: The symbols used are different but equivalent to the ones you are using. The general formula is not given explicitly but it is applied anyway.
Monday, February 16, 2009 at 3:44pm by GK

What model is the basis for chemistry?
Monday, May 5, 2008 at 8:08pm by kenah

Use temperature.
Sunday, October 5, 2008 at 7:45pm by bobpursley

oh, ok. that makes sense. Thanks!
Monday, January 3, 2011 at 9:34pm by kate

Integrated Physics and Chemistry
Thank you, to both of you. (:
Friday, January 28, 2011 at 3:23pm by Katy

Integrated Physics and Chemistry
Thanks to both of you (:
Monday, March 21, 2011 at 11:18am by Kaitlin

Integrated Physics and Chemistry
Tuesday, May 3, 2011 at 1:53pm by Runfa

Integrated Physics and Chemistry
Tuesday, May 10, 2011 at 2:46pm by bobpursley

chemistry help needed
Your subject is not physics.
Sunday, January 22, 2012 at 8:17am by drwls

help needed physics
not a chemistry question.
Friday, August 24, 2012 at 10:31pm by DrBob222

Intergated chemistry/physics
(27-5)/2.5 = 8.8
Wednesday, October 3, 2012 at 10:59am by Steve

physics question
I don't believe this is chemistry.
Monday, October 29, 2012 at 9:08pm by DrBob222

intergrated physics and chemistry
how is work expressed
Thursday, November 29, 2007 at 7:18pm by anita

science, ipc
Integrated Physics and Chemistry
Thursday, July 15, 2010 at 11:33am by Superman

integrated physics and chemistry
it helped a lot! thank you! (:
Wednesday, January 12, 2011 at 11:05am by Nella

Integrated Physics and Chemistry
d is the best answer.
Tuesday, April 19, 2011 at 9:55am by bobpursley

No choices. Perhaps this is more physics.
Wednesday, February 15, 2012 at 9:05pm by DrBob222

same goes for salts
Tuesday, February 21, 2012 at 10:04am by Raf

Integrated Physics and Chemistry
a metal spoon
Thursday, April 21, 2011 at 10:14am by shruti

Intergated chemistry/physics
(45-85)/(-8.9) = 4.5
Wednesday, October 3, 2012 at 10:57am by Steve

and? Is there a question here?
Thursday, November 1, 2012 at 7:48pm by bobpursley

Wednesday, April 17, 2013 at 4:58am by KAMAL LALA

physics/chemistry(kinetic ..gasses)
Please help...
Monday, May 13, 2013 at 10:58am by duke

Not sure that I understand the question. "In chemistry and physics, an atom is the smallest particle still characterising a chemical element." It is possible to have a long discussion over how many atoms (1,2 etc) of a chemical element might be required to demonstrate ...
Tuesday, November 13, 2007 at 8:44am by Dr Russ

No one person "invented" chemistry. Chemistry is an evolving science. Chemistry is conceptual.
Sunday, December 6, 2009 at 10:53am by DrBob222

Physics (jake)
Please use "Post a New Question" for new questions. Your chemistry question is not related to the physics question and answer that preceded it in this thread. The reaction you wrote is not balanced. After you balance it, the ratio of moles of CO2 (formed) per mole of C4H10 (...
Saturday, March 5, 2011 at 2:03am by drwls

intergrated physics and chemistry
Work is expressed by- Fd
Thursday, November 29, 2007 at 7:18pm by scott

Think Kinetic Molecular Theory.
Saturday, February 16, 2008 at 4:23pm by DrBob222

Integrated Physics and Chemistry
idk!!!!!! :( im crying
Tuesday, May 3, 2011 at 1:53pm by nerd5381

And what about the second one, can you explain that to me?
Tuesday, February 7, 2012 at 10:24am by Hero

is conductivity a physical or chemical property
Tuesday, February 21, 2012 at 10:04am by bob

if i'm testing conductivity of different salts?
Tuesday, February 21, 2012 at 10:04am by bob

Intergated chemistry/physics
t=s/v=1,060/50=21.2 h
Wednesday, October 3, 2012 at 1:53pm by Elena

If you want the vapor pressure of water at 20 degrees C, you look it up in a set of tables. Almost every chemistry or physics text has a set of vapor pressures at various temperatures for water. If it's something besides water, and you know the delta Hvap, you use the Clausius...
Monday, February 11, 2008 at 6:39pm by DrBob222

NOT chemistry
Centripetal force = M V^2/R M is the mass, etc. The subject is called physics.
Friday, November 19, 2010 at 11:17am by drwls

easy, do it as a proportion. (.4-x)/.4=23/37 solve for x.
Monday, January 3, 2011 at 9:34pm by bobpursley

Integrated Physics and Chemistry
I found Ideal Mechanical Advantage.
Friday, January 28, 2011 at 3:23pm by helper

not chemistry
You have not asked a question. By the way, the subject is physics
Saturday, January 28, 2012 at 1:30am by drwls

Intergated chemistry/physics
Compare Mass*velocity of both.
Thursday, October 4, 2012 at 9:27am by bobpursley

Wednesday, May 15, 2013 at 9:57am by dukesouvik

university of the south pacific
topic??? chemistry, biology physics??
Thursday, May 30, 2013 at 8:24pm by bonjo

can you answer my question in physics which is asap and pethics? PLEASSSEEEEEEEE
Wednesday, December 4, 2013 at 7:25pm by Anonymous

**Oops sorry, my sister was using this site last night for Chemistry.
Thursday, October 4, 2007 at 1:33pm by Lindsay

Describe the partcle Theory of a HOt air Balloon?
Saturday, February 16, 2008 at 4:23pm by anum

integrated physics and chemistry
carbon. Other elements: titanium, molybdenum
Saturday, November 7, 2009 at 2:52pm by bobpursley

You may have got this question in a chem glass, but it is really about physics. E = h*frequency is the equation to use h is Planck's constant, which you were given. Solve for the frequency, in s^-1 (also called Hz) You don't need to use the speed of light to answer this ...
Thursday, October 21, 2010 at 12:57pm by drwls

Real life experience: I am not exceptional in math but I have managed to learn chemistry by using only a couple books and the internet. I spend hours on my smartphone with practice questions and homework questions that I've found on the net. I'm not even a student in a school ...
Tuesday, September 18, 2012 at 7:05am by Jennifer

college: Chemistry
This question should have been posted on the PHYSICS board.
Sunday, February 15, 2009 at 2:06am by GK

haha its actually integrated physics and chemistry:) i'll stick to science thank youuu:)
Wednesday, November 4, 2009 at 12:15pm by please help(:

Integrated Physics and Chemistry
So the gold sample will experience a greater increase in temperature?
Monday, March 21, 2011 at 11:18am by Kaitlin

Integrated Physics and Chemistry
The ____ motion of a star can be determined by studying its spectrum
Tuesday, May 10, 2011 at 2:46pm by ashlee. :D

who are the fathers of following subjects a)maths b)physics c)chemistry d)biology e)social
Monday, August 22, 2011 at 9:24am by jagadheeswar

^ it kind of brings together chemistry and physics into one class.
Tuesday, February 11, 2014 at 12:15am by hannah

The subject "college" does not do you justice. Is this chemistry? Physics? General Science? The questions your are posting are very elementary high school chemistry questions. Please post your correct subject, so that tutors dont have to search for the right questions. Tutors ...
Friday, September 3, 2010 at 2:36pm by bobpursley

Hello! I will type 2 exercises from the lesson I am teaching on Wednesday-english as a foreign language - 8th graders ( it will be graded) I need you to help me with some ideas. It says: LEAD- IN: A Here is a list of some natural sciences: BIOLOGY CHEMISTRY PHYSICS BOTANY ...
Monday, April 12, 2010 at 11:13am by refy

The "mu" stands for micro so your symbol is micrograms/L. Here is a complete list. Good site. Bookmark it.
Wednesday, March 18, 2009 at 5:18pm by DrBob222

yes but T is affected volume and pressure changes according to the ideal gas law
Wednesday, January 7, 2009 at 11:29pm by Samantha

For the chemistry teacher who will answer your questoin. For the second question, I think you choice B is correct.
Thursday, October 1, 2009 at 12:30pm by MathMate

11th grade chemistry
thank you so much drbob222. u are a genius. could you check out my physics questions too?
Monday, November 8, 2010 at 1:09am by help

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