Smart Science Review Qulz Analysis of Hydrates Procedure Chenoa Summers- Physica

Question

Smart Science Review Qulz Analysis of Hydrates Procedure Chenoa Summers- Physical Science Lab D1- Spring 18 Answer all questions. Use any information in the graph window Click Submit Answers when you finish. Answers Graphs Precision Algebra 1. What are the mortar and pestile used for in the lab procedure? O purify the chemicals O grind up the chemicals O dehydrate the chemicals hydrate the chemicals magnetize the chemicals 2. When measuring out the chemicals on the analytical balance, what must be done before each new weighing? button). wet mop. Zero the balance (press the tare Sweep the top of the balance with a Press on the balance pan to see if the numbers change. O Blow on the balance to check whether it's working 3. What property does weighing paper have that makes it beter han another type of paper for weighing out the chemicals in this lab? ?very light O no color O slick surface

Explanation / Answer

1.) Mortar and pestile are used to grind up the chemicals

2.) One must always Zero the balance(press the tare button).

3.) Weighing paper is very light

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