Quiz #1 Study Guide
By:Jamie Charmes
Meniscus
Always measure from the bottom (not the peak of the water)
Alkaline
When a liquid is on the Ph scale and is above 8 it is alkaline.
Acidic
When a liquid is on the Ph scale and is less than 7 it is acidic.
Solid A and Liquid
Makes it Hot
Solid B and Liquid
Makes cold
Solid A and B with Liquid Reaction
The bag fills with a gas and it becomes warm on one side and cold on the other side.
Calcium Chloride (Calcium and Chlorine)
- Acidic
- Hydrotropic: attracted to water (absorbs water)
Uses: canned vegetables (keep from getting mushy), electrolyte in sports drinks, flavors pickles (salty flavor)
Sodium Bicarbonate (Baking Soda)
-Not acidic
Uses: baking, cleaning, toothpaste