A 500 ML Sample of 0 $\times$ 10^-4)
A) 3

question 68

Multiple Choice

A 50.0 mL sample of 0.155 M HNO₂(aq) is titrated with 0.100 M NaOH(aq) .What is the pH of a solution after the addition of 25.0 mL of NaOH? (K_a of HNO₂ = 4.5 $\times$ 10^-4)

• A) 3.02
• B) 3.22
• C) 3.67
• D) 3.86
• E) 4.05

Comprehend the foundational principles of ethnography and its application in research.

Distinguish between various interview techniques and understand their application.

Grasp the concept of theory as grounded in data and its importance in qualitative research.

Acknowledge the role of observations and notes in ethnographic research.

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