Which of the following would cause a decrease in the percent ionization of nitrous acid
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- Which of the following are neutralization reactions? Select all that apply. 1. HCl + H2O --> H3O+ + Cl- 2. NaNO2 + H2O --> HNO2 + NaOH 3. HClO4 + NaOH --> H2O + NaClO4 4. H+ + OH- --> H2O 5. None of the abovearrow_forwardWhat is the hydroxide ion concentration of a Ca(OH)2 solution that has a pH of 10.40? Please help with this chemistry question.arrow_forwardTwo part question, thank you in advance Determine the pH of a solution in which the hydronium ion concentration was determined to be 8.45 x 10-9 moles/liter. PART 2 What is the hydroxide ion concentration?arrow_forward
- No Plagiarism Please! 15. HCl is a strong acid, explain why when the pH is measured the pH of the acid sample is 5.4?arrow_forwardThe ionization constant, Ka, for weak acid, HA, is 6.59 x 10^-8. What is the pH of a 0.6182 M solution of this acid? The equation for the ionization of weak aicd HA as follows: HA (aq) + H2O(I) → H3O+(aq) + A- (aq) Report answer with two places past the decimal pointarrow_forwardHELPPP QUESTIONNSSSS THABKSKSKS 1) if a solution has a pH of 3.8 what is the pOH ? 2) what is the pOH of a solution that has [OH-] =6.3 x 10^-6 ? 3) what is the [H+] for a solution with a pH of 5.2 ? 4) what is the [OH-] for a solution with a pOH of 9 ? 5) What is the [H+] for a solution that has a [OH-]=2.2x 10^-6? ***********always round the tenths place (1 decimal place ) Thank youarrow_forward
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- What is the pH of a 1.000 L solution of 0.100 M HA after the addition of 1.000 L of 0.075 M NaOH? The K₂ of HA is 6.78 * 10 ^ - 8 . Record your answer to two decimal places.arrow_forwardStatement 1: A 0.10 M solution of a weak acid has a [H3O+] of 0.10 M. Statement 2: A 0.10 M solution of a weak base has a [H3O+] that is greater than [HB+] which in the two statements is correct and which is incorrect?arrow_forwardITTL/ What is the pH of 92.9 mL of a solution which is 0.29 M in NaCN and 0.61 M in HCN? For HCN use K₂ = 4.9x10-10. Your Answer:arrow_forward
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