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
muminat
3 years ago
8

What are four signs a chemical reaction has taken place?

Chemistry
1 answer:
RoseWind [281]3 years ago
6 0

1. Change in temperature

2. Gas given off (bubbles)

3. Color change

4. Salts made

Happy to help! Please mark as Brainliest!

You might be interested in
Is this chemical equation balanced?
cluponka [151]

Answer:

Yes

Explanation:

5 0
3 years ago
Read 2 more answers
Pls help.............
Alina [70]
C is the correct answer
6 0
3 years ago
A reaction involves the parts of two compounds switching places to form two new compounds. What type of reaction is this?
In-s [12.5K]

Double Displacement would be correct

5 0
3 years ago
Pls help question 2 ill attach a picture​
Finger [1]

Answer:

X 154

Check solution in explanation

Explanation:

Average atomic mass = ( mass 1× abudance) + ( mass 2× abudance)+ ( mass 3× abudance) / 100

(149×13.8)+(152×44.9) +(154×41.3)/100

2056.2 + 6824.8 + 6360.2/100

=152.412

8 0
3 years ago
HELP PLEASE
lana66690 [7]
A burning fossil fuels that produces energy
6 0
3 years ago
Other questions:
  • When a 5.00-g sample of rbbr is dissolved in water in a calorimeter?
    7·1 answer
  • The symbol for xenon (Xe) would be a part of the noble gas notation for the element antimony. cesium. radium. uranium.
    12·2 answers
  • Consider the following reaction: CO(g)+2H2(g)⇌CH3OH(g) Kp=2.26×104 at 25 ∘C. Calculate ΔGrxn for the reaction at 25 ∘C under eac
    10·1 answer
  • Why is the metric system the preferred system of measurement for science
    8·1 answer
  • Why are there 6 electrons in O2
    7·1 answer
  • Use the periodic table to determine the electron configuration for Ca and Pm in noble-gas notation Ca: [Ar]4s2 [Ar]4s1 [Ar]3s2 [
    15·2 answers
  • What is the classification of a solution of naoh with a ph of 8.3?
    12·1 answer
  • The definition of having to do with the physical properties and terrain of an area refers to the
    10·1 answer
  • Create a time that marks important events during the Precambrian Supereon.
    6·2 answers
  • Please answer I will give you brainliest!!
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!