A Consequence of Raising the PH Above the Optimum PH

question 4

Multiple Choice

A consequence of raising the pH above the optimum pH when culturing bacteria is

• A)Dissolved oxygen is depleted
• B)There is an increase in hydroxyl ions, which disrupts hydrogen bonding
• C)Salts crystallize out of solution
• D)There is an increase in hydrogen ions, which disrupts hydrogen bonding
• E) There is an increase in hydroxyl and hydrogen ions, which disrupts hydrogen bonding

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Definitions:

Compounded Quarterly

Interest calculation method where the interest earned is calculated and added to the principal four times a year.

Monthly Compounded

Interest calculation method where interest is added to the principal sum of a loan or deposit each month, leading to interest on interest.

Monthly Compounding

Calculation of interest on the principal sum plus any previously earned interest on a monthly basis.

Semiannual Compounding

The process of calculating interest on both the initial principal and the accumulated interest over two periods within a year.