Aim: /Experiment 1. Find out the ΔH of neutralization /Experiment 2. Find out the heat of combustion of the ethanol. /Experiment 3. Find out the heat of reaction between CuSO4 and Mg. Hypothesis: /Experiment 1. I think the result become negati...
(1) Earth, the Energy Consumption Planet Today, we cannot live without using energy like petroleum and natural gas. Petroleum is perhaps the natural resource in the most demand today. As we depend on a thermal power generation for more than 60% of an electri...
The World Needs New Leadership When it is in the insoluble situation, people are anxious for the new good leader. The world is facing now unprecedented global financial crisis stemmed from the bankrupt of the subprime loans. On January 20, 2009, the inaugurati...
Aim ; Determine the relationship between mass, force and acceleration. F = m*a (net force = mass times the acceleration) 2. First, we did the experiment that we change “Force”. We do not change the “Mass”. Only change the “Force”. We decided to ta...
December's 9-magnitude earthquake and subsequent tsunami killed at least 156,000 people along the Indian Ocean-- 104,000 in Indonesia, over 30,000 in Sri Lanka, 15,000 in India and more than 5,000 in Thailand. Deaths were also reported in the Maldives, Myanmar...