Now people believe democracy is the symbol of freedom and peace, autocracy is the symbol of oppression and coercion. However, autocracy history is longer and control more nations. The Roman Empire, empire of Turkey, Kingdom of Persia, and empire of China, most...
This experiment’s purpose is to determine the force of gravity using a simple pendulum. A simple pendulum consists of a heavy weight called the bob, supported from a fixed point about which the bob is free to swing by a string of insignificant mass. To calcul...
The unknown metal block is provided from the teacher. Determine the identity of an unknown metal (metal block), using 2 physical properties. Each kind of metal has different specific heat. So, if this metal block’s specific heat is calculated, by looking the ...
Introduction The purpose of experiment is to determine the order of reaction with respect to KMnO4. Mix KMnO4 and H2C2O4 then, stir it until color become colorless. It takes some times. Also, this experiment needs to measure the time until color become colorl...