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
atroni [7]
2 years ago
8

What are some observable indications that a chemical reaction has occurred?

Chemistry
1 answer:
Leya [2.2K]2 years ago
8 0
Bubbles, release of gas, change in color, release of a smell, change in temperature, formation of a precipitate, 
You might be interested in
Explain how matter changes from one state to another such as liquid
beks73 [17]

Answer:

When heated or cooled, matter can transform from one state to another. When you heat ice (a solid), it turns into water (a liquid). MELTING is the term for this transformation. When water is heated, it becomes steam (a gas).

Explanation:

i hope thats the answer you want

8 0
1 year ago
If the volume and Kelvin temperature are reduced by one-half what will happen to the pressure???
jolli1 [7]

Answer:

the pressure will decrease

Explanation:

6 0
3 years ago
96 K = _____ -177°C 0°C 96°C 369°C
velikii [3]
ºC = K - 273

ºC = 96 - 273

= -177ºC

answer A

hope this helps!
6 0
3 years ago
Read 2 more answers
The kinetic energy of a moving object depends on its mass and its
Verizon [17]
I think the answer is a, volume, but I still might be wrong.
8 0
2 years ago
Read 2 more answers
The chemical analysis of a compound gave the percentage composition by mass: Carbon 40%, Hydrogen 6.67% and Oxygen 53.3%. The re
cricket20 [7]

Answer:

C6H12O6

Explanation:

I attached the method for solving above.

6 0
3 years ago
Other questions:
  • 30 POINTS!!!!!! PLEASE HURRY!!!! Four boxes of increasing size and weight must be pushed up a ramp. To push the boxes at the sam
    9·2 answers
  • How does your pattern of breathing change when you exercise and then rest ?​
    13·1 answer
  • a compound has a molar mass of 134.13 g/mol-1 and the percent composition is 44.77% carbon, 7.52% hydrogen and 47.71% oxygen. wh
    12·1 answer
  • A 400. mL sample of gas at 15°C and 113 kPa is heated to 227°C while expanding into a 900 mL container. What is the new pressure
    9·1 answer
  • Hydration of alkynes (via oxymercuration) gives good yields of single compounds only with symmetrical or terminal alkynes. draw
    6·1 answer
  • How might you make sure you have the correct amount of nitrogen and hydrogen so that you have enough of each with not wasted sur
    10·1 answer
  • 5. Compounds are a pure substance that contains two or more kinds of​
    14·1 answer
  • What is the molar mass of a substance?
    12·1 answer
  • How many moles of iron is needed to react completely with 5.00 moles of sulfur to form iron
    9·1 answer
  • Whats the difference between mass and volume
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!