**a. Significant Figure**

· Determine the number of significant figures in any given number

· Round off any given number according to the number of significant figures given

· Perform addition, subtraction, multiplication and division calculations, and express the answers to the proper number of significant figures

**b. Scientific Notation**

· Express numbers in scientific notation

· Convert numbers from scientific notation to decimal notation

· Perform addition, subtraction, multiplication and division calculations in scientific notation

**c. Logarithm**

Provide calculations for both common logarithms (base10) and natural logarithms (base e) of a given numbers and their arithmetic operations

**d. Quadratic Equation**

Solve quadratic equations, giving two roots as an answer

**e. Unit Conversion**

Convert between units of various quantities of length, mass, time, area, volume, angle, temperature, force, energy and pressure

**f. Physical Constants**

A list of 15 commonly used physical constants in chemistry