[Answered] Fire was one of the earliest agents that enabled chemical changes. Indicate whether the statement ...

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Themember4

Hero Member
Posts: 538

on: Aug 27, 2018

Fire was one of the earliest agents that enabled chemical changes.

Indicate whether the statement is true or false

Question 2

A substance which lowers the activation energy of a chemical reaction is called a(n)

A) reducing agent.
B) catalyst.
C) oxidizing agent.
D) carcinogen.

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Marked as best answer by a Subject Expert

sultana.d

Sr. Member
Posts: 320

Reply #1 on: Aug 27, 2018

Answer to Question 1

TRUE

Answer to Question 2

B

Themember4

Member
Posts: 538

Reply 2 on: Aug 27, 2018

Excellent

tranoy

Member
Posts: 344

Reply 3 on: Yesterday

Gracias!

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