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Re: Forensics C

Posted: August 6th, 2015, 8:09 pm
by samlan16
List the 8 NCIC classifications of fingerprints.

Re: Forensics C

Posted: August 8th, 2015, 4:33 pm
by pikachu4919
samlan16 wrote:List the 8 NCIC classifications of fingerprints.
plain whorl, ulnar loop, radial loop, plain arch, tented arch, central pocket loop, double loop whorl, accidental whorl

Re: Forensics C

Posted: August 8th, 2015, 5:24 pm
by samlan16
pikachu4919 wrote:
samlan16 wrote:List the 8 NCIC classifications of fingerprints.
plain whorl, ulnar loop, radial loop, plain arch, tented arch, central pocket loop, double loop whorl, accidental whorl
Correct!

Re: Forensics C

Posted: August 12th, 2015, 6:47 pm
by pikachu4919
whoops, haven't posted in a while. School just started in my town so...yah.

Write the net ionic equation of the reaction between magnesium sulfate and sodium hydroxide.

Re: Forensics C

Posted: August 19th, 2015, 8:10 am
by samlan16
pikachu4919 wrote:whoops, haven't posted in a while. School just started in my town so...yah.

Write the net ionic equation of the reaction between magnesium sulfate and sodium hydroxide.
No net ionic equation exists. MgSO4, NaOH, Mg(OH)2, and Na2SO4 are all soluble, meaning that every ion cancels.

Re: Forensics C

Posted: August 22nd, 2015, 9:07 pm
by pikachu4919
samlan16 wrote:
pikachu4919 wrote:whoops, haven't posted in a while. School just started in my town so...yah.

Write the net ionic equation of the reaction between magnesium sulfate and sodium hydroxide.
No net ionic equation exists. MgSO4, NaOH, Mg(OH)2, and Na2SO4 are all soluble, meaning that every ion cancels.
....since I don't believe Mg(OH)2 is soluble

Re: Forensics C

Posted: August 23rd, 2015, 1:44 pm
by samlan16
pikachu4919 wrote:
samlan16 wrote:
pikachu4919 wrote:whoops, haven't posted in a while. School just started in my town so...yah.

Write the net ionic equation of the reaction between magnesium sulfate and sodium hydroxide.
No net ionic equation exists. MgSO4, NaOH, Mg(OH)2, and Na2SO4 are all soluble, meaning that every ion cancels.
....since I don't believe Mg(OH)2 is soluble
Mg^2+ (aq) + 2OH^- (aq) -> Mg(OH)2 (s)

Re: Forensics C

Posted: August 24th, 2015, 11:42 am
by pikachu4919
samlan16 wrote:
Mg^2+ (aq) + 2OH^- (aq) -> Mg(OH)2 (s)
yeahh...your turn!

Re: Forensics C

Posted: August 24th, 2015, 5:57 pm
by samlan16
Next question: what defines a radial crack?