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
jasenka [17]
3 years ago
8

Which of the following is evidence of a chemical reaction?

Chemistry
1 answer:
Molodets [167]3 years ago
3 0

Answer:

Gas forming is a clue to chemical change.

Explanation:

It's changing the chemical make up of the item at hand

You might be interested in
The gas phase decomposition of dimethyl ether at 500 °C CH3OCH3(g) → CH4 (g) + H2 (g) + CO (g) is first order in CH3OCH3 with a
liubo4ka [24]

Answer:

Check the explanation

Explanation:

Kindly check the attached image below to see the step by step explanation to the question above.

8 0
4 years ago
What is the molar mass of C3H803?​
alexandr1967 [171]
The Answer is 92.094
7 0
3 years ago
In a heat engine, 500 J of heat enters the system, and the piston does 300 J of work. What is the final internal (thermal) energ
mylen [45]

Answer:

200J

Explanation:

This is because 500J - 300J = 200J

I hope this helps!!!

8 0
3 years ago
Leslie is a forensic scientist who is using the precipitin test at a crime scene. What
scoray [572]

Answer:

How long has this blood been here?

Explanation:

6 0
3 years ago
When heat is supplied to a solid, the molecules vibrate but do not leave their positions. Why is this behavior observed?
My name is Ann [436]

Molecules do not have enough kinetic energy to overcome the intermolecular bonds.


7 0
4 years ago
Other questions:
  • When referring to the solubility of different substances the phrase like dissolves like is often used as a guideline to select a
    6·1 answer
  • What carboxylic acid would be formed if the malonic ester synthesis (alkylation of diethyl malonate followed by hydrolysis with
    15·1 answer
  • Write the word equations for the following balanced chemical equations.
    12·1 answer
  • Formula for all possible isomers of hexane​
    14·1 answer
  • What would a substance that could undergo condensation polymerization most likely have?
    11·2 answers
  • In a gasoline engine, the area in the cylinder head where the air-and-fuel mixture is burned is called the
    13·2 answers
  • If you had 40 molecules of co gas in 250000 molecules of air, what is the concentration of co in parts per million?
    6·1 answer
  • When drawing a Bohr model for Sulfur, how many energy levels will you
    8·1 answer
  • What do you have to do to change an atom labeled + ion or - ion into a neutral atom?
    12·1 answer
  • Why did you test the reaction mixture with starch/iodide paper before starting the separatory funnel steps
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!