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496 Recently Asked Questions related to chemistry
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Q:

How would i calculate reaction time of a catcher ...

how would i calculate reaction time of a catcher if the catcher is at 45ft. and the pitcher throws a 50 mph ball
Submitted by jami Lynn   2 days ago.
  • viewed 10 times


Q:

How can DNA technology be used to diagnose a ...

How can DNA technology be used to diagnose a carrier of a genetic disorder
Submitted by x00Stealthx   2 days ago.
  • viewed 11 times


Q:

What persentage is .084792

what persentage is .084792
Submitted by Bill   3 days ago.
  • viewed 30 times
Last answer posted 2 days ago by Lido


Q:

Creative science Crystal growing kit instructions ...

Creative science Crystal growing kit instructions I have a kit and lost it and need the instructions is there a way to get ...
Submitted by ARichardson   3 days ago.
  • viewed 32 times
Last answer posted 3 hours ago by Ed Rahe


Q:

What is an asteroid?

I w'll like to ask what is the asteroid?
Submitted by Altomi   3 days ago.
  • viewed 18 times
Last answer posted 3 days ago by dripbydrip


Q:

What type of reaction produces ...

What type of reaction produces heat? Click on the correct answer ...
Submitted by shakkakhan   10 days ago.
  • viewed 55 times
Last answer posted 10 days ago by Sparky's Mom


Q:

Does Newtonian Determinism Exist?

Do Newtonian mechanics imply that the laws of physics predetermine everything that happens in the material universe? A god would ...
Submitted by Physicalist   12 days ago.
  • viewed 79 times
Last answer posted 7 days ago by Ian


Q:

When will be the next full eclipse in Israel?

When will be the next full eclipse in Israel?
Submitted by Osher   17 days ago.
  • viewed 23 times


Q:

Where can i send a blood stain for blood type ...

where can i send a blood stain for blood type analysis
Submitted by davish   19 days ago.
  • viewed 17 times


Q:

It's freakin' me out, man.

Is anybody else as freaked out by space and the universe as I am?
Submitted by crazygoat   19 days ago.
  • viewed 170 times
Last answer posted 11 days ago by honey


Q:

Why the pH has lowest limit as 1 and highest limit ...

why the pH has lowest limit as 1 and highest limit as 14?
Submitted by ash   19 days ago.
  • viewed 38 times
Last answer posted 19 days ago by Jay aka eet


Q:

Oil in oil emulsions?

what is oil in oil emulsion? Doesnt an emulsion have to contain water in order to be designated as such?
Submitted by spicyvato   20 days ago.
  • viewed 25 times
Last answer posted 20 days ago by Bob Allen


Q:

Product yield with photodimerization of trans-cinnamic acid

In a photodimerization of trans-cinnamic acid reaction what could be possible reasons for a low product yield?
Submitted by M.L.   22 days ago.
  • viewed 28 times


Q:

How does iodine indicator work testing for vitamin ...

how does iodine indicator work testing for vitamin c? I made an iodine indicator and tested orange juice left uncovered on a ...
Submitted by Glenda   23 days ago.
  • viewed 45 times
Last answer posted 23 days ago by M.A. Rajagopal


Q:

How many hydrogen ions are in 2.55 pH? I have a ...

How many hydrogen ions are in 2.55 pH? I have a 200,000-gallon pond with 2.55 pH and want to add 50% sodium hydroxide to the ...
Submitted by hamilton   26 days ago.
  • viewed 16 times


Q:

Define Phenylpropanoids?

Define Phenylpropanoids?
Submitted by Alina   26 days ago.
  • viewed 41 times
Last answer posted 23 days ago by Radley


Q:

Angles of intersecting energies give form to mater. i.e. buckey ball, etc.

What are basic two energies that create matter.Arthur Greenberg writes of these creating 'angles' that form matter.
Submitted by rtajo   27 days ago.
  • viewed 21 times


Q:

"DB column of GC"?

what is the letters "D" and "B" means in the following "DB column of GC"?
Submitted by Eman Helmy   28 days ago.
  • viewed 33 times


Q:

Instantaneous rate of some reactions…?

Instantaneous rate of some reactions…?
Submitted by @Emily@   29 days ago.
  • viewed 22 times
Last answer posted 27 days ago by Vinson


Q:

I DESPERATELY need to know these precipitates' names for this Chemistry Lab that is past due. PLEASE HELP ME.

what does Sr(NO3)2+H2SO4 produce? Sr(NO3)2+Na2CO3=? Sr(NO3)2+(NH4)2C2O4=? Na2CO3+Mg(NO3)2=? Na2CO3+Ca(NO3)2=? Na2CO3+Sr(NO3 ...
Submitted by Distraught student, T.   1 month ago.
  • viewed 28 times
Last answer posted 26 days ago by M.A. Rajagopal

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