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.
Use the Folders column on the left to navigate to the folder where the PDF file is located. Select the folder by clicking on it with your left mouse button. Find the PDF file that you want to delete and right-click on it. This will bring up a menu with a list of options.