Energy Essays

Bio-ethanol fuel has been used through these times and produced in many places specifically in Brazil and United States which contributes to the 87.1% bio-ethanol production in the world. Besides from being eco-friendly, inexpensive and less toxic, it is more preferred as a fuel for the materials used are the …

Outdoor components of a residential air-source heat pump A heat pump is a machine or device that transfers thermal energy from one location, called the “source,” which is at a lower temperature, to another location called the “sink” or “heat sink”, which is at a higher temperature. Thus, heat pumps …

One of the great issues facing world in the 21st century is how best to obtain the energy for supporting operations: heat and light, transportation, production and delivery of goods and services. Fossil fuel supplies nearly 90 percent of the energy, according to the U.S. Department of Energy. In contrast, …

Animals can help the environment a lot, we just don’t notice what they’re doing for us. Have you ever seen animals picking up trash or dropping seeds on your head? They aren’t doing this on purpose and if they drop seeds and they land on the ground, don’t mess with …

The delegates from nation states all over the world convened in Rio de Janeiro, Brazil on June 2012, for a conference on sustainable development held by the United Nations. There they debated the path to a sustainable future, made plans to solve the global climate change crisis and vowed to …

Enhtalpy change – Hess’ law Vanier college Part A. Objective: The objective of this lab was to determine the standard heat formation (∆H°F) of MgO, using a calorimeter and determining the enthalpy of two reactions. Applying Hess’ law we were able to determine the standard heat formation of MgO. Introduction …