solution fast The total sulfide concentration in a lake's hypolimnionis 0. 4 mg/L as S. The water is in equilibrium with ZnSThe pH = 7. 2. (s, alpha). Assume STP and all activitycoefficients = 1. This is a closed system. a) What isthe equilibrium concentration of Zn2* ? Report youranswer in units of moles/liter b) What is theconcentration of total soluble zinc, i. e. CT = (Zn2*) +(ZNOH*)?

Answered: Image /qna-images/answer/59c17a7c-58de-4fe2-9301-8e27793d7281.jpg

Answered: The total sulfide concentration in a…

Biology (MindTap Course List)

11th Edition

ISBN:9781337392938

Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg

Publisher:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg

Chapter2: Atoms And Molecules: The Chemical Basis Of Life

Section2.6: Acids, Bases, And Salts

Problem 1C

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. Compared with a basic solution at pH 9, the same volumeof an acidic solution at pH 4 has _________ times as manyhydrogen ions (H+).
The pHpH scale for acidity is defined by pH=−log10[H+] where [H+]is the concentration of hydrogen ions measured in moles per liter (M). A solution has a pH of 10.2. Calculate the concentration of hydrogen ions in moles per liter (M).
The pH probe/meter uses following equations: Ecell = L + 0.0592 log a1 = L - 0.0592 pH Where L = L1 + EAg/AgCI + Easy= constants L1 = - 0.0592 log a2 a1 = activity of analyte solution a2 = activity of internal solution How will measured pH value be affected vs “real” pH if HCl in pH electrode, became 0.15M instead of 0.1M ? a.impact can not be determined b.measured pH is higher than "real" pH. c.measured pH is lower than "real" pH. d.measured pH is same as "real" pH.
Table 2. Volume of BSA, protein content, and absorbance readings of reference solutions Solution Volume of BSA standard solution (μL) Protein content(μg/mL) Absorbance value At 595 nm 1 0 0 0 2 10 1 0.022 3 30 3 0.065 4 50 5 0.106 5 70 7 0.178 6 100 10 0.299 7 120 12 0.380 Make a graph by plotting the absorbance values versus the BSA protein content (in μg) for theseven reference solutions. When constructing the graph, be…
Measurements show that the pH of a particular lake is 4.0. What is the hydrogen ion concentration of the lake? (A) 4.0 M (B) 10-10 M (C) 10-4 M (D) 10 4M
Calculate the enthalpy of vaporization at the normal boiling point (760 mmHg) of the liquid(water, boiling point of 100 celsius).

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