Virtual Studio Technology and its acronym VST refer to an interface standard for connecting audio synthesizer and effect plugins to audio editors and hard-disk recording systems.

The mixture of water and Unknown specimen A ) was air dried, then passed lightly 3 times in a heat so that the mixture will stick on the slide. The mixture was soaked with Crystal violet for 30 sec. The purpose of this is to stain the bacteria. After 30 sec the mixture was rinse with distilled water, taking extra care not to hit the mixture.

1. Obtain an unknown solution from your laboratory instructor. Record its number in a Table. 2. Obtain 6 clean test-tubes. 3. Perform each of the carbohydrate diagnostic tests on the unknown. 4. Record your results in Table 1 and describe the chemical characteristics of your unknown.

Pure Substance and Mixture Lab Activity Author: Cobb County School District Last modified by: Cobb County School District Created Date: 10/16/2009 2:06:00 PM Company: Cobb County School District Other titles: Pure Substance and Mixture Lab Activity

4. “LEGO Lab” LEGO bricks are introduced as a way of modeling the atoms of the materials used in the wet lab reaction. A key indicates which element each LEGO brick represents. Vocabulary useful in describing chemical reactions vs. physical mixtures is explained using the LEGO bricks. Students will create the reactants