Sunday, January 10, 2016

Fingerprinting & Analysis

History of Fingerprinting and Basics
How to analyze fingerprints. All of this vocabulary is required. Take notes and watch it again.


Home Scientist series: Straightforward information.
Iodine fuming.
Ninhydrin.
Superglue fuming.
Gentian Violet.
Acidified Peroxide.
Dusting.

LJMU Forensic Science Lecturer Phil Gilhooley demonstrates how to find and extract fingerprints from the scene of a crime.

To take fingerprints, use this card, and follow these instructions.
Video: How to take fingerprint cards.

Fingerprint activity.

Thursday, January 7, 2016

Stoichiometry

This is a video that shows how to calculate gram formula mass, an absolutely necessary skill.

And here is a worksheet, with an answer key. Do the work without looking at the answers first. When you are done, check your work.

Wednesday, January 6, 2016