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
Savatey [412]
2 years ago
15

What are four indications that a chemical reaction bay be taking place

Chemistry
1 answer:
Mariana [72]2 years ago
3 0
When a chemical reaction takes place it changes the composition of the reactants. The ways to tell if a reaction is occurring are,
1-Release of heat
2-Production of a gas
3-Formation of a precipitate 
4-Change in color
You might be interested in
What is it called when energy transfers between objects until they reach the same temperature and their particles move at the sa
wel
I think it is kinetic 
enrgy
6 0
3 years ago
Read 2 more answers
Are there any plans for controlling or removing zebra mussel
Sav [38]

Answer: no

Explanation:

4 0
2 years ago
Why is there a difference in the conductivity of pure solid NaC1 and of the 1.0 M NaC1 soulution
Basile [38]
That would be cause part of the sodium is pure and that means it still kind of has it properties when it was an element and that its i think.
7 0
3 years ago
I need help...well honestly I don't wanna do it so can someone help because this is just confusing....I don't need any citing or
larisa [96]

Answer: Denver is named after James W. Denver, a governor of the Kansas Territory. It is nicknamed the Mile High City because its official elevation is exactly one mile (5280 feet or 1609.344 meters) above sea level.

8 0
2 years ago
Match each of the following terms with the correct definition. Question 6 options: the variable that is measured as data in an e
Aleksandr [31]

The variable that is measured as data in an experiment is 1. the dependent variable.

The variables that are held constant in an experiment are 2. the controlled variables.

The variable that is changed by the experimenter is 5. the independent variable.

A count or measurement recorded during an experiment is 4. quantitative data.

Descriptions or observations during an experiment are 3. qualitative data.

5 0
3 years ago
Read 2 more answers
Other questions:
  • How should the table be changed to correctly distinguish between mechanical and electromagnetic waves?
    9·2 answers
  • Choose the correct option for the redox reaction below : 8H+(aq) + MnO4-(aq) + 5Fe2+(aq) → Mn2+(aq) + 5Fe3+(aq) 4H2O(l) H+ (oxid
    14·1 answer
  • Which of the following ions would represent the ion of an element from group 2A
    15·1 answer
  • I need help answering this question in relation to Stoichiometry volume-mass in my chemistry class.
    11·1 answer
  • Which is a nervous system test?
    13·1 answer
  • Write the formula the alkenes that contain four,six,eight and ten carbon atoms​
    15·2 answers
  • Which of the following substance is NOT matter? *
    9·1 answer
  • How were the compounds that formed when calcium ion solution was mixed with the anion solutions different from the compounds tha
    5·1 answer
  • 50.0 g of nitrogen gas (N2 ) are kept under pressure in a 3.00 L container. If the pressure is kept constant, how many moles of
    12·1 answer
  • Write equations for the following: (b) an addition reactionbetween cyclohexene and Cl₂;
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!