Featured in PASCO’s College Chemistry Instructor Guide

College Chemistry Instructor Guide

(PS-3803A)

College Instructor edition with 36 experiments covering introductory and general chemistry topics.

Percent H2O in a Hydrate

Lab Summary

Use a crucible and Bunsen burner to determine the water content of a hydrated salt.

Theory

Students determine the water content of a hydrated salt.

Method

Students gain experience conducting the following procedures, using a balance and a Bunsen burner:

  • Carefully heat the hydrated sample in a crucible.
  • Take accurate measurements of the sample before and after it is thoroughly heated.
  • Calculate the percentage of water in the hydrate based on the measurements.

Materials Used:

Crucible with lid 
Ring stand 
Bunsen burner 
Balance 
Crucible tongs 
Wash bottle with deionized water - 1 per class
Clay triangle 
Copper sulfate, CuSO4, hydrated - 4.5 g

The Associated Bundle:

Advanced Chemistry Standard Sensor Bundle

(PS-2928A)

Contains the probeware for completing experiments in the College Chemistry lab manual.

Interface Required

This experiment may require software and an interface for data collection.