22. Considering the titration of a 25.0 mL sample of 0.115 NaOH with 0.100 M HCl,
calculate,
i) the initial pH (before adding any HCl solution).
ii the volume of acid required to reach the equivalence point.
iii) the pH after addition of 5.0 mL HCl.
iv) the pH at the equivalence point.
Answers: 2
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The difference between the atomic number of an element and the element’s atomic mass is the number of ions.
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Consider the reaction: n2(g) + o2(g) ⇄ 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?
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If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion
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22. Considering the titration of a 25.0 mL sample of 0.115 NaOH with 0.100 M HCl,
calculate,<...
calculate,<...
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