For Windows 8/10: 1  Move your mouse cursor to the taskbar at the bottom left corner, type âdefragâ in the search box. 2  Click the âDefragment and Optimize Driversâ option. 3  Now select and view current status by clicking âAnalyzeâ check how fragmented your HP hard drive is.  Hit âOptimizeâ to start defragmenting.
Rating Newest Oldest. Best Answer: The characters N/A (sometimes n/a) are an abbreviation that is mainly used in information tables. It stands for one of the following: (a complete list) * Not available: Where there exists a lack of data.
Molecular: Al(NO 3) 3 3 (aq) + 3KNO 3 (aq). Complete ionic: Al 3+ (aq) + 3NO 3 - (aq) + 3K + (aq) + 3Cl - 3+ (aq) + 3Cl - (aq) + 3K + (aq) + 3NO 3 - (aq). Net ionic: NR. NR stands for 'no reaction.' Eveything, on both sides, is soluble and stays in solution.