Amineral that contains silicon and oxygen

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What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0

The msds for glacial acetic acid says that it is a flammable liquid that can severely burn any human tissue it comes in contact with. it reacts with bases, various metals, and strong oxidizing agents. its vapors can form explosive mixtures with air.