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O Level Notes : Physics - Pressure

O level Physics

O Level Notes : Physics - Pressure

zimsake   Sep 1, 2021  0  1663

what is pressure basically? So pressure can be defined as the force acting per unit area. p = F / A where p is pressure, F is force in Newtons (N) while A is area in square metres. The SI unit of pressure is newton per metre square or Pascal (Pa).

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O Level Notes : Chemistry - Speed of Reaction

O level Chemistry

O Level Notes : Chemistry - Speed of Reaction

zimsake   Aug 30, 2021  0  657

The speed at which a chemical reaction proceeds can vary, and is called the rate of reaction. We will study about this in detail in this chapter.

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