Sunday

September 21, 2014

September 21, 2014

Total # Posts: 25

**chemistry**

What is the wavelength λ of the photon that has been released by−2.05×10−18 J?
*September 7, 2014*

**chemistry**

A sample of nitrogen gas has the temperature drop from 250°C to 150°C at constant pressure. What is the final volume if the initial volume is 310 mL?
*July 30, 2014*

**chemistry**

Which statement is false? The average kinetic energies of molecules from samples of different “ideal” gases is the same at the same temperature. Molecules of a gas undergo many collisions with each other and the container walls. All molecules of an ideal gas have the...
*July 30, 2014*

**physics**

A driver of a car travelling along a straight road with a speed of 72k.m./hour . Observes a sign board which gives the speed limit 54k.m./h.the signboard is 70m ahead when the driver applies break . Calculate the acceleration the car which will cause the car to pass the ...
*June 10, 2014*

**Quantum Physics**

fake Pari, or whatever it was, fake answer. If you claim you are real, explain how you arrived to that answer, pleeeeazeee
*October 12, 2013*

**Quantum Physics**

My answer is correct...take it or leave it ...Q8d theta:2*B*t and phi 3pi/2..stop using my name...and confusing others...guys trust me... and stop This is my last post... anyone using pari is fake!!!I am going to report those using my name!!
*October 12, 2013*

**Quantum Physics**

No, it is real, though I forgot the sign: theta: -2*B*t and phi: 3*pi/2
*October 12, 2013*

**Quantum Physics**

Hi guys... I just tried:8d theta: 2*B*t and phi: 3*pi/2 and it worked!! thanks to those who helped...
*October 12, 2013*

**Quantum Physics**

pi/2 and Bt is wrong guys...just tried... down to my last option... help!
*October 12, 2013*

**Quantum Physics**

help please!!!
*October 12, 2013*

**Quantum Physics**

@ Jerome...why are you even here when you have the right answer!!1
*October 12, 2013*

**Quantum Physics**

@ anyone... can anyone help with Q8D please!!!
*October 12, 2013*

**MassCommunication**

1 5 A 2 2 B 3 3 C 4 2 C 5 2 D 6 1 B 7 1 A 8 1 B 9 1 A 10 1 D 11 1 D 12 2 B 13 2 C 14 3 A 15 3 C 16 2 B 17 2 C 18 2 D 19 2 B 20 2 A
*June 5, 2009*

**ECONOMICS**

1 A 2 B 3 C 4 C 5 D 6 B 7 A 8 B 9 A 10 D 11 D 12 B 13 C 14 A 15 C 16 B 17 C 18 D 19 B 20 A
*June 5, 2009*

**HS Math**

2x/x^2+4x+3 divided by 1/x+3 plus 2/x+1
*November 6, 2008*

**Algebra 2 with trig**

Simplify the rational expression. 2x/x^2+4x+3 divided by 1/x+3 plus 2/x+1
*November 6, 2008*

**Earth Science-9 help!!!**

NY
*November 5, 2008*

**Earth Science-9 help!!!**

does monroe county produce any of these minerals??? talc zinc garnet gypsum lead magnetite halite titalium. plz help me...
*November 5, 2008*

**10th grade**

how does steinbeck prapare the reader for curleys wifes death by leenie
*October 18, 2008*

**math**

well we dont get any experienced word in be....so is B an unbaised question?
*September 13, 2008*

**math**

thanks
*September 13, 2008*

**math**

plz......say the answer .....plzz.....
*September 13, 2008*

**math**

you want to find how many people in ur community are vegetarian. wherewould be the best plac eto take a survey? a a health food store b a steak house c a shopping mall
*September 13, 2008*

**Math plz................help plz....**

the exact average of a set of six test scores is 92. five of these scores are 90 98 96 94 and 85. what is the other test score?
*September 11, 2008*

**math**

5/10+12/16+(15/20-4/16) Well you need to solve in the parentheses first, by making them common denominators. (15/20 - 4/16)=(60/80 - 20/80) Then subtract. (40/80) then simplify. (1/2) Next make all the fractions with common denominators. 5/10 + 12/16 + (1/2)= 40/80 + 60/80 + (...
*April 16, 2007*

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