Register
1. Which statement is NOT true about chemical and physical changes? A. Chemical and physical changes could produce precipitates. B. Chemical changes produce new substances, but physical changes do not.
179k views
4 votes
1. Which statement is NOT true about chemical and physical changes?

A. Chemical and physical changes could produce precipitates.
B. Chemical changes produce new substances, but physical changes do not.
C. Physical changes use energy transferred as heat, but chemical changes do not.
D. Physical and chemical changes could require days for their effects to be noticeable.

User ToxaBes
by
5.0k points

1 Answer

3 votes

Answer: A. Chemical and physical changes could produce precipitates.

Step-by-step explanation:

User Akim Khalilov
by
5.2k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.7m questions

7.4m answers

Other Questions

Which of these structures is primarily responsible for the enzymatic breakdown of a large molecules in the cell?
What are some common signs and symptoms of mental health disorders?
A state of joyful activity in which the subject performs an action effortlessly and skillfully is known as a(n) __________.
Which statement best describes the life cycle of plants such as ferns? a. Different plants have a different number of phases in their life cycle. b. Plants have a single life cycle and are entirely haploid.
What information does the atomic mass of an element provide? Question 8 options: A the number of protons and neutrons in an atom B the difference between the number of protons and electrons C the number
Link Copied!