Stoichiometry
日期：2011-09-20 08:51:00
来源：作文地带
好评：优秀英语作文
作文地带导读：Stoichiometry is a way of describing the quantitative relationships among elements in compounds and among substances as they undergo chemical changes. In plain English, if you have to calculate just about anything relating to ...
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ChemicalYields
日期：2011-09-20 08:50:00
来源：作文地带
好评：优秀英语作文
作文地带导读：You would calculate it using the above formula. Here it is with the numbers plugged in:...
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BalancingChemicalEquations
日期：2011-09-20 08:50:00
来源：作文地带
好评：优秀英语作文
作文地带导读：You may remember that the law of conservation of mass says that matter is neither created nor destroyed during a chemical reaction. This means that all chemical……...
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TypesofChemicalReactions
日期：2011-09-20 08:50:00
来源：作文地带
好评：优秀英语作文
作文地带导读：This type of reaction follows the general equation where A and B may be either elements or compounds. Here are some examples: 2Na(s) + Cl2(g)2NaCl(s)SO2(g) + H2O(l)H2SO3(aq) Decomposition reaction: In this type of rea...
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