Calculate the volume, in liters, of 1.616 M KOH that must be
added to a 0.129 L solution containing 10.85 g of glutamic acid
hydrochloride (H3Glu Cl–, MW = 183.59 g/mol) to achieve a pH of
10.17. Glutamic acid (Glu) is an amino acid with pKa values of pKa1
= 2.23, pKa2 = 4.42, pKa3 = 9.95.
=?? L
Calculate the volume, in liters, of 1.616 M KOH that must be
added to a 0.129 L solution containing 10.85 g of glutamic acid
hydrochloride (H3Glu Cl–, MW = 183.59 g/mol) to achieve a pH of
10.17. Glutamic acid (Glu) is an amino acid with pKa values of pKa1
= 2.23, pKa2 = 4.42, pKa3 = 9.95.
= ?? L
8C How many liters of a 3.14 M K2SO4
solution are needed to provide 81.3 g of K2SO4 (molar
mass 174.01 g/mol)? Recall that M is
equivalent to mol/L.
Expresss your answer to three significant figures.
7B Gastric acid pH can range from 1 to 4, and
most of the acid is
HCl.
For a sample of stomach acid that is
1.26×10−2M in HCl, how many moles of HCl are in
12.1 mL of the stomach acid?
Express the amount to...
How many liters of fluorine gas are needed to form 295 L of
sulfur hexafluoride gas if the following reaction takes place at
2.00 atm and 273.15 K: S(s) + 3F₂(g) → SF₆ (g)?