CHEM 103 Lab Exam 1 Questions With Answers | Latest 2023/2024 (Portage Learning)
Why is glass so often used as a material for lab containers? 3. What is the metal device used to hold hot containers? 4. What is the weighing dish used for solids? 5. What device is used to smother small fires? 1.) beaker 2.) glass is strong combat things like acid and other kinds of harsh stuff. It is neutral with most lab chemicals. 3.) tongs. 4.) watch glass 5.) fire blanket . 1. beaker 2. Glass is so often used as a material for lab containers because it is unreactive with most lab chemicals. 3. The metal device used to hold hot containers is tongs. 4. The weighing dish used for solids is a watch glass. 5. A fire blanket is used to smother small fires Question 2 Not yet graded / 10 pts Scientific Calculator Answer the following five questions: 1. Which balance measures mass to 0.0001 grams? 2. The mass of the metal cylinder on analytical balance #3 was ? grams. 3. The mass of the metal cylinder on the triple beam balance was ? grams
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