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Forensics C

Posted: February 26th, 2019, 6:23 pm
by wec01
I noticed there wasn't a forensics thread so let's see how this goes.

Image

1. Assuming this is on the right hand, what type of fingerprint is this?
2. Approximately what is the ridge count of this fingerprint?

Re: Forensics C

Posted: March 11th, 2019, 4:46 am
by scienceisfunalil
wec01 wrote:I noticed there wasn't a forensics thread so let's see how this goes.

Image

1. Assuming this is on the right hand, what type of fingerprint is this?
2. Approximately what is the ridge count of this fingerprint?
g

1. Radial
2. 9?

Re: Forensics C

Posted: March 11th, 2019, 10:18 am
by wec01
scienceisfunalil wrote:
wec01 wrote:I noticed there wasn't a forensics thread so let's see how this goes.

Image

1. Assuming this is on the right hand, what type of fingerprint is this?
2. Approximately what is the ridge count of this fingerprint?
g

1. Radial
2. 9?
Yep, your turn

Re: Forensics C

Posted: March 12th, 2019, 6:54 am
by scienceisfunalil
Identify the following powders.

A: Lets off smoke in the flame test.
B. Turns orange when mixed with benedict’s and heated.
C: Burns green.
D: Burns yellow, hydrochloric acid reactive, yellow when mixed with iodine.
E: Boils in flame test.

Re: Forensics C

Posted: March 15th, 2019, 3:10 pm
by wec01
scienceisfunalil wrote:Identify the following powders.

A: Lets off smoke in the flame test.
B. Turns orange when mixed with benedict’s and heated.
C: Burns green.
D: Burns yellow, hydrochloric acid reactive, yellow when mixed with iodine.
E: Boils in flame test.
A: ammonium chloride
B: glucose
C: boric acid
D: sodium bicarbonate
E: magnesium sulfate