... has higher activation energy in combustion (when mixed and compressed with air), and is less prone to knocking. In this sense , cyclohexane is more stable than hexane.
分類：科學及數學 > 化學 2012年04月26日
... are expected to be compressed into liquids or solids deep in a gas giant...quot;land on" such planets in the traditional sense . Thus, terms such as diameter, surface area...
分類：科學及數學 > 天文學及太空 2007年07月02日