For example, pH 10 is ten times more alkaline than pH 9 and 100 times (10 times 10) more alkaline than pH 8. Pure water is neutral. But when chemicals are mixed with water, the mixture can become either acidic or basic. Examples of acidic substances are vinegar and lemon juice.
For Office 2013, the lineup of packages available through retail channels remains the same, but Microsoft is bumping prices significantly. Office Home & Student, which includes Word, Excel, PowerPoint, and OneNote, will cost $140, up 17% from the current $120. Office Home & Business, which includes the above apps plus Outlook, will go for $220, up 10% from the current price of $200.
So what does it all mean? Yes, you can get Microsoft Office for Mac, so you can create Word and Excel files. BUT you can also get OpenOffice on your Mac, which is a totally free, and slightly less visually attractive office application, that lets you do all the same things as MS Office.Prices of Microsoft Office range from $149 to $399.icrosoft makes a version of Office just for Macs. And like the Windows version, it's pretty expensive. Apple also make their own office suite, called iWork. It contains a word processor (Pages) and a spreadsheet (Numbers), and also a presentation app (Keynote).