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
Natali5045456 [20]
3 years ago
15

When silver coins are found in ancient shipwrecks,they are coated with a black crust. What question could you ask to help you de

cide whether the silver underwent a chemical change or a physical change? Explain.
Chemistry
1 answer:
leonid [27]3 years ago
8 0
It went under a physical change because it (1) changed color. (2) changed form.
You might be interested in
Label the following changes as CHEMICAL or PHYSICAL change
skelet666 [1.2K]
1. Chemical
2. Physical

1. Exothermic
2. Endothermic

1. Chemical
2. Physical
8 0
3 years ago
A student makes a sound by blowing into the mouth of an empty soda bottle. How could the student make the sound louder?
Alja [10]

Answer:

Increase the amplitude by blowing with more force.

Explanation: I answered this.

5 0
3 years ago
The weight of an object _____.
Butoxors [25]

Answer:

c

Explanation:

and that's bc it will not share stay the same

5 0
3 years ago
Which of these is an indication that a chemical reaction has occurred? (boiling of a substance ,freezing of a substance, formati
Readme [11.4K]

Answer:

Boiling of a substance

Explanation:

When something is boiled, heat is released to the surrounding, making it an exothermic reaction (a type of chemical reaction)

8 0
3 years ago
Read 2 more answers
How is the process of converting kiwi into plasticware evidence of a chemical reaction?.
galben [10]

Chemical reaction to biomass, like kiwi, into synthetic materials, like plastic, impact society because kiwi is biodegradable but plastic is not.

The series of chemical reactions used to change natural resources into synthetic products is termed chemical synthesis. Synthetic materials are formed when humans mix substances together for the purpose of creating new materials with desirable properties. Synthetic materials are produced by chemically changing the initial substances to create some material with different characteristics. Some of the best examples of synthetic materials are plastics and medicines. A synthetic substance may or may not be chemically identical to a naturally-occurring substance.

To know more about synthetic materials check the link below:

brainly.com/question/25834689

#SPJ4

4 0
1 year ago
Other questions:
  • Which of the following is the correct Lewis structure diagram for Neon? The letters Ne with eight dots The letters Ne with seven
    5·2 answers
  • An atom has 33 protons, 41 neutrons, and 36 electrons. What is a correct description of the atom?
    14·2 answers
  • PLEASE HELP!!!
    15·1 answer
  • Which statement best describes the properties of covalent compounds
    8·1 answer
  • What are ceres,ida, and gaspra
    14·2 answers
  • Ionic bonds result from elements_____.
    7·1 answer
  • In the above equation how many moles of NO can be made when 43 moles of HNO3 are consumed?
    12·1 answer
  • PLS HELP.
    11·1 answer
  • A diagram of the areas surrounding the Gulf of Mexico is provided. A hurricane that comes in from the Gulf of Mexico will most l
    7·1 answer
  • A) State and explain three ways by which plants protect themselves from danger.
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!