Definition: The molar heat of neutralizing represents the quantity of heat given up when a mole of a hydronium ion interacts with a mole of hydroxyl ion in a diluted solution.

Purpose: For the students to develop comprehension of the conception of osmosis and practice their skills to work scientifically by means of experiments

Student:
- is familiar with the concept of polyhedron;
- recognizes and names spatial solids;
- shows practical use of spatial geometry in everyday life;
- finds elements of geometry in different fields, e.g. in chemistry, architecture, nature;
- uses simple calculation to establish the volume area and surface area of geometric models.

Lesson Objectives:
• To create an improvement in the learners’ listening and speaking skills in English.
• To have fun while learning. • To use ICT as a successful tool when learn?ng.

We are going to show you how to work with this simple program, it is very visual and easy to learn