Equilibrium and Thermodynamics

Accepts a proton (H+ hydrogen ion) 

• Lewis Base
• Arrhenius Base
• Bronstead Lowry Base
• Lewis Acid 

What is the conjugate acid in the following equation?

• PO₄^3- 
• HNO₃ 
• NO₃^- 
• HPO₄^2-
  

What is the conjugate base in the following reaction?

• HCO₃^- 
• HCl
•  H₂CO₃ 
• ^Cl-

Tags

NGSS.HS-PS1-2

A compound that donates H⁺ ions is

• A Bronsted-Lowry Acid

• An Arrhenius Acid

• A Bronsted-Lowry Base

• An Arrhenius Base

What is the [H+] if the pH is 4.0?

• 1.0 x 10-10  M
• 1.0 x 10-4  M
• 1.0 x 10-14  M
• 1.0 x 10-7  M

What is the pH of a 1.53 x 10^-6 M solution of HCl?

• 5.82

• 8.18

• 6.99

• 4.15

The pH of a 0.001 M solution of HCl is 

• 11
• 3
• -3
• -11

What does the equation in the image correspond to?

• pKa

• Ka

• pH

• [H+]

Which of the following shows the correct dissolution reaction for BaCl₂?

• Ba ²⁺(aq) + Cl₂^-(aq) → BaCl₂(s)

• BaCl₂(aq) → Ba ²⁺(aq) + 2Cl^-(aq)

• BaCl₂(s) → Ba ²⁺(aq) + 2Cl^-(aq)

• Ba ²⁺(aq) + 2Cl^-(aq) → BaCl₂(s)

The correct mathematical expression for finding the molar solubility of Sn(OH)₂ is:

• 2x² = Ksp

• 2x³ = Ksp

• 4x³ = Ksp

• 8x³ = Ksp