Unit 3 Review

Which of the following is a pH for a strong base? 

• 1
• 8
• 7
• 13

Which of the following is a pH for a strong acid? 

• 1
• 6
• 7
• 13

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 [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

What does the equation in the image correspond to?

• pKa

• Ka

• pH

• [H+]

Define an indicator.

• Ity is a flower/plant extract

• It is a commercial made substance.

• It is a substance which shows different colour when in acid or base.

• It is a substance which when reacts with an acid forms salt and water as the only products.

Tags

NGSS.MS-PS1-2

acid + base ₋>

• salt + hydrogen
• salt + water
• salt + carbon dioxide + water
• salt

Tags

NGSS.HS-PS1-2

What is the endpoint of a titration

• Where the amount of acid and base are balanced according to the equation
• Where there is no base
• At the end