What is the pH of a mixture of 0.042 M NaH2PO4 and 0.058 M Na2HPO4? If 1.0 mL of 10.0 M NaOH is added to a liter of the buffer prepared, how much will the pH change? (pKa = 6.86)

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#Question id: 34336

#XL - S Microbiology

Ethylene oxide gas sterilizes by which of the following mechanisms?

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#Question id: 34337

#XL - S Microbiology

Which of the following mechanisms are responsible for the sterilizing effect of ionizing radiation (e.g., gamma rays)?

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#Question id: 34338

#XL - S Microbiology

Which of the following represent the mode of action of alcohol-based disinfectants?

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#Question id: 34339

#XL - S Microbiology

Which of the following explain how aldehydes sterilize microbial cells?

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#Question id: 34340

#XL - S Microbiology

Which of the following statements about filtration sterilization are correct?

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#Question id: 34341

#XL - S Microbiology

Which of the following are true characteristics of microbial death?