A 150 L Buffer Solution Is 0

question 75

Multiple Choice

A 1.50 L buffer solution is 0.250 mol L^-1 in HF and 0.250 mol L^-1 in NaF. Calculate the pH of the solution after the addition of 0.0500 moles of solid NaOH. Assume no volume change upon the addition of the base. The K_a for HF is 3.5 × 10^-4.

• A) 3.34
• B) 3.46
• C) 3.57
• D) 3.63
• E) 2.89

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Somatic Cells

Any cell of the body except sperm and egg cells, which are involved in the formation of an organism's tissues and organs.

Chromosomal Abnormalities

Genetic disorders caused by changes in the number or structure of chromosomes, leading to physical or mental developmental issues.

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The process of fertilization where an egg and sperm combine to form a zygote, marking the beginning of pregnancy.

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The spontaneous loss of a pregnancy before the fetus can survive outside the womb, typically before 20 weeks of gestation.