Phosphoric acid is heated with a sodium halide to make the hydrogen halide and sodium phosphate. It is used to react with rust to make black iron(III) phosphate, which can be scraped off, leaving pure iron.
Select an entire document by using the mouse. To select the entire contents of the document body, do one of the following: On the Home tab, in the Editing group, click Select, and then click Select All. Move the pointer to the left of any text until it turns into a right-pointing arrow, and then triple-click.
1 In Word 2010 and 2013, select the group you want to add items to from the Customize the Ribbon list. 2  You can add menu items only to groups you created, which are identified in the list with the label â(Custom)â after the group's name. 3  In Word 2003, select the menu you want to customize from the Categories list.elect the menu/group that you want to add items to. 1  In Word 2010 and 2013, select the group you want to add items to from the Customize the Ribbon list. 2  In Word 2003, select the menu you want to customize from the Categories list.