Stratified sampling Student activity Play

Structure and functions of epithelial tissues Student activity Play

Symbols and formulae in chemical reactions Animation Play

Temperature of the reaction Simulation Play

The area of the whole rectangle Animation Play

The area of the whole rectangle – product of two sums Whiteboard exercise Play

The bacterium and the virus Whiteboard exercise Play

The concept of pH Student activity Play

The correct result of the multiplication Whiteboard exercise Play

The correlation coefficient Animation Play

The correlation coefficient Student activity Play

The course of the reaction Animation Play

The denominator as a product of linear factors Animation Play

The denominator as a product of quadratic factors Animation Play

The derivative of the product of two functions Student activity Play

The derivative of the product of two functions Whiteboard exercise Play

The energetic diagram for alkane combustion Animation Play

The enzyme–substrate complex Student activity Play

The equation for a redox reaction Animation Play

The equilibrium constant expression for a heterogeneous reaction Animation Play

The equilibrium constant expression of the homogeneous reaction Animation Play

The equilibrium constant Kp Student activity Play

The factors effect on the values of the equilibrium constants Whiteboard exercise Play

The food products and the risk of cardiosclerosis Whiteboard exercise Play

The formula for the derivative of the product of two functions Animation Play