Consider the Reaction: at a Certain Instant the Initial

question 22

Multiple Choice

Consider the reaction: At a certain instant the initial rate of disappearance of the oxygen gas is X.What is the value of the appearance of water at the same instant?

• A)1.2 X
• B)1.1 X
• C)0.86 X
• D)0.58 X
• E)cannot be determined from the data

---

Definitions:

Promissory Note

A financial document in which one party promises to pay another party a specified sum of money at a specified time.

Fixed Amount

A specified sum of money that does not change or vary.

Payable

Refers to an amount of money that is owed and should be paid, often within a specified period.

Instrument

A formal document that serves as a legal evidence of a fact or agreement, such as a contract, deed, will, or promissory note.