M6: Exam - Requires Respondus LockDown
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• Due No due date
• Points 100
• Questions 10
• Time Limit 120 Minutes
• Requires Respondus LockDown Browser
Attempt History
Attempt Time Score
LATEST Attempt 1 104 minutes 95 out of 100
Score for this quiz: 95 out of 100
Submitted Feb 11 at 2:31am
This attempt took 104 minutes.
Question 1
pts
You may find the following resources helpful:
Scientific Calculator (Links to an external site.)
Periodic Table
Equation Table
, Identify each of the three compounds below as ACID, BASE or SALT on the basis of their
formula and explain your answer.
(1) MgCl2
(2) HClO4
(3) Cu(OH)2
Your Answer:
1 - salt because metal and nonmetal
2 - acid because of H, and poly atomic group
3 - base because of OH and metal
1. MgCl2 Salt Contains Metal (Mg) + Nonmetal (Cl)
2. HClO4 Acid Contains H + Polyatomic group (ClO4)
3. Cu(OH)2 Base
Contains Metal (Cu) + OH Polyatomic group
Question 2
pts
You may find the following resources helpful:
Scientific Calculator (Links to an external site.)
Periodic Table
Equation Table
For the Brønsted-Lowry acid base reactions shown below, list the stronger acid, stronger
base, weaker acid and weaker base in the answer blanks provided:
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