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What is the total pressure (in atm)of a gas mixture,which has CH4 600.torr and He 450.mmHg?
Certificate
A document verifying the ownership or status of something, often used in legal, academic, or financial contexts.
Qualifying
The process of meeting established criteria or standards in order to obtain a certain status or opportunity.
Utah
A state in the western United States known for its vast natural landscapes, including mountains, deserts, and the Great Salt Lake.
Title
Title refers to the legal right to own something, especially land or property, evidenced by a document recorded by a public office.
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