Curated OER
Digestive System Crossword Puzzle
For this digestive system worksheet, students complete a crossword puzzle with 21 clues pertaining to digestive system vocabulary.
Curated OER
Digestive System Crossword Puzzle Answers
For this digestive system worksheet, students are given the answers to a crossword puzzle with 21 clues pertaining to digestive system vocabulary terms.
Other
New York State Dept. Of Health/hydrochloric Acid Spills
An article summarizing the hydrochloric acid spills in the state of New York.
CK-12 Foundation
Ck 12: Physical Science: Properties of Acids
[Free Registration/Login may be required to access all resource tools.] What an acid is and its properties and uses. How to detect and measure the strength of acids.
Curated OER
Science Kids: Science Images: Hydrochloric Acid
This photo shows a well protected lab technician pouring highly concentrated hydrochloric acid ammonia into a beaker.
University of Minnesota
Endothermic Reaction of Sodium Bicarbonate With Hydrochloric Acid
Here are the lab instructions for a classic endothermic reaction. This is NOT a try-it-at-home experiment.
Other
Science Alive: Chemical Reactions and How You Know When You've Made Something
In this activity, middle schoolers carry out a chemical reaction in which two reactants (baking soda and hydrochloric acid) produce three products (sodium chloride, carbon dioxide gas, and water) and determine that the solid product...
Science Education Resource Center at Carleton College
Serc: Molar Volume of a Gas Determined via a Reaction
During this experiment, learners will react magnesium with hydrochloric acid to produce hydrogen gas which is collected inside a flask that has a Vernier Gas Pressure Sensor connected to it in order to determine the molar volume of a...
Quia
Quia: Digestive System Word Search
At this site match parts of the Digestive system with their function in this challenging word search game.
Other
University of Siegen: An Endothermic Reaction
This resource provides information on a rather interesting spontaneous endothermic reaction, involving cobalt (II) chloride and thionyl chloride.
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