Ethane exists in nature as a flammable, colorless and odorless gas. It has a chemical formula of C2H6 and is a hydrocarbon. Because the chemical structure only consists of single bonds between hydrogen and carbon atoms, ethane is classified as an alkane.here are actually several gases present in natural gas, and ethane has the second largest percentage in natural gas. Ethane is a colorless, odorless and flammable gas with a chemical formula of C2H6 - it has two carbon (C) atoms and six hydrogen (H) atoms.
2. Open your PDF document in Adobe Acrobat. 3. Use the Edit Text in Adobe Acrobat in your Adobe Acrobat program, to help you select the item or select the text you need to delete.4. Press and release Delete on your keyboard.5. Save your PDF document you just edited by pressing and releasing Ctrl+S consecutively OR by clicking File menu than selecting Save.se the Edit Text in Adobe Acrobat in your Adobe Acrobat program, to help you select the item or select the text you need to delete. 4. Press and release Delete on your keyboard.
How to edit PDF files: 1  Open a file in Acrobat. 2  Click on the Edit PDF tool in the right pane. 3  Click the text or image you wish to edit.  Add or edit text on the 1  page. Add, replace, move, or resize images on the page using selections from the Objects list.  Click on the Link, Headers and Footers, Watermark, or Background tool to edit your PDF further.