What is the pH of 0.595 M Na2SO3(aq) at 25 °C? (Ka1 = 1.2E-2, Ka2 = 6.2E-8)
What is the pH of 0.595 M Na2SO3(aq) at 25 °C? (Ka1 = 1.2E-2, Ka2 =...
What is the equilibrium pH of a 0.515 M solution of H3PO4 (aq)? (Ka1 = 7.5 × 10–3 , Ka2 = 6.2 × 10–8 , Ka3 = 4.8 × 10–13) a. 1.23 b. 3.75 c. 12.32 d. 6.30 e. 7.21
What is the pH of 0.10 M Na2HPO4? Ka2 = 6.2 x 10^8. Ka1 value not given.
Calculate the pH of a solution that is 0.0480 M in NaH2PO4 (ka1=7.11*10^-3, ka2= 6.32*10^-8)
What is the pH of a 0.180 M solution of sulfurous acid? Given: Ka1 = 1.70×10–2, Ka2 = 6.20×10–8
What is the pH of a 0.200 M solution of sulfurous acid? Given: Ka1 = 1.70×10–2, Ka2 = 6.20×10–8
calculate the pH and pOH for a 0.15 M oxalic acid H2C2O4 solution. (ka1-6.0x10^-2, Ka2-6.1x10^-5)
What is the PH of a 100 mM solution of sulfuric acid (H2SO4)? Ka1=Large Ka2=1.2x10^-2 A. 2.02 B. -0.96 C. 1.00 D. 1.9 E. 0.96
What is the pH of a 0.148 M solution of sulfurous acid? (Ka1 = 1.7 x 10-2 and Ka2 = 6.2 x 10-8).
QUESTION: Calculate the pH of a 0.05 M solution of ascorbic acid (Ka1 = 7.9x10–5; Ka2 = 1.6x10–12). SHOW YOUR WORK STEP BY STEP
Consider a the titration of 2.5 M sulfurous acid (H2SO3, Ka1 = 1.5e-2, Ka2 = 1.0e-7) with 2.0 M NaOH. What is the pH at the first halfway point of the titration? What is the pH at the second halfway point of the titration? What is the pH at the equivalence point of the titration?