Learn About Resistivity Of Tungsten | Chegg.com

To extract the from , the is first reacted with sodium tungstate and then with hot water and treated with a strong acid such as sulphuric acid to produce tungstate acid H 2 W O 4 {H_2}W{O_4} H 2 W O 4 . The compound is then washed and dried which later is treated in different molds in an atmosphere of hydrogen ...

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