1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Shalnov [3]
3 years ago
15

What type of change produced the rust shown above? A. chemical, because a new substance with new properties was formed B. physic

al, because a new substance with new properties was formed C. physical, because the chemical makeup of the metal did not change D. chemical, because the chemical makeup of the metal did not change
Chemistry
1 answer:
Maru [420]3 years ago
6 0
Rust or oxidation is a chemical change because it creates a new substance.

Knowing that the correct answer should be (A.)

Hope this helps!
You might be interested in
Can someone plz help me? :(
Snezhnost [94]

Answer:

The answer is a. I learned that they can multiply by using your cells

6 0
3 years ago
Read 2 more answers
Figuring out how to make a better type of plastic is which type of research
quester [9]

Answer:applied chemistry

5 0
3 years ago
Read 2 more answers
Ethanol has a density of 0.789 g/cm3. What is the mass of 423 cm3 of ethanol? M = (D)(V)
Ivahew [28]

Answer:

<h2>The answer is 334 g</h2>

Explanation:

The mass of a substance when given the density and volume can be found by using the formula

<h3>mass = Density × volume</h3>

From the question

volume of ethanol = 423 cm³

density = 0.789 g/cm³

So we have

mass = 0.789 × 423 = 333.747

We have the final answer as

<h3>334 g</h3>

Hope this helps you

6 0
3 years ago
Both HNO3(aq) and CH3COOH(aq) can be classified as *
lord [1]

Answer:

acids

Explanation:

HNO3 is a strong acid (Nitric Acid)

CH3COOH is a weak acid (Acetic Acid

6 0
3 years ago
Read 2 more answers
True or False? Unbalanced forces cause a change in motion <br> T/F <br><br> How do you know this?
Oxana [17]

Answer:

true

Explanation

Unbalanced forces can cause an object to change its motion.If an object is at rest and an unbalanced force pushes or pulls the object it will move. Unbalanced forces can also change the speed or direction of an object that is already in motion.

5 0
3 years ago
Read 2 more answers
Other questions:
  • A crystallographer measures the horizontal spacing between molecules in a crystal. The spacing is 10.59 nm . What is the total w
    8·1 answer
  • 20. How are photosynthesis and cellular respiration related? How are they different?
    11·1 answer
  • 1.) How can atomic number and mass number be used to find the numbers of protons, electrons, and neutrons?
    5·1 answer
  • To calculate changes in concentration for a system not at equilibrium, the first step is to determine the direction the reaction
    11·1 answer
  • How do protons, neutrons, and electrons differ in charge?
    15·1 answer
  • ACTUAL YIELD VS THEORETICAL YIELD?
    9·1 answer
  • What is the density of platinum
    13·2 answers
  • HELP ASAS 15 POINTS
    6·1 answer
  • Which statement best describes a difference between electromagnetic waves
    8·2 answers
  • Answer truthfully:))​
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!