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.
A friend at a small business asked me the most cost effective way to buy SharePoint for internal use and demonstration. I suggested the Microsoft Action Pack which is part of the Microsoft Partner Program. In the US, the program fee is $475 per year. There is also some paperwork involved, which can take time. The benefits for your company far outweigh the time and money.