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
raketka [301]
3 years ago
13

Which of the following changes

Chemistry
1 answer:
Alisiya [41]3 years ago
5 0
Exothermic reactions
You might be interested in
Which change in the state of matter is thermal energy released ​
ycow [4]

Answer:

Condensation

Explanation:

Thermal energy is released in this process

3 0
2 years ago
Read 2 more answers
Carbon, hydrogen, and oxygen are always found in what type of molecule?
Snowcat [4.5K]
Carbohydrates, proteins, lipids, and Nucleic Acids.

3 0
3 years ago
True or false?
sertanlavr [38]
The answers are :
1 - F
2- T
5 0
2 years ago
Read 2 more answers
What objects in the solar system are larger
GalinKa [24]

Answer:

d

Explanation:

the outer planets are uranus neptune jupiter and saturn also the sun all way bigger than the earth

6 0
2 years ago
Refer to the Chemical Compounds table above. How many total elements are in<br> Ethanol?
Korolek [52]

Answer:

3 element i.e carbon (C), hydrogen (H) and oxygen.

Explanation:

The following data were obtained from the question:

Subtance >>>>>>>> Chemical Formula

Glucose >>>>>>>>> C₆H₁₂O₆

Methane >>>>>>>> CH₄

Ethanol >>>>>>>>> C₂H₅OH

Hydrogen peroxide >> H₂O₂

From the above table, we can see that ethanol (C₂H₅OH) contains carbon (C), hydrogen (H) and oxygen

Therefore, the total number of elements present in ethanol, C₂H₅OH is 3.

8 0
3 years ago
Other questions:
  • What is the total charge of a nucleus of a nitrogen atom?
    15·2 answers
  • What renewable energy sources does Tom Zambrano work on? Check all that apply.
    15·2 answers
  • 1. Everything that takes up space and has mass is called_________
    12·1 answer
  • The solubility of CO2 in water is 0.161 g/100 mL at 20oC and a partial pressure of CO2 of 760 mmHg. What partial pressure of CO2
    14·1 answer
  • How many lithium ions are required to bond with one nitrogen ion? Why?
    12·1 answer
  • What is harber process
    14·1 answer
  • Which solution below yields the lowest final concentration of a sodium hydroxide solution prepared by diluting 50.00 mL of conce
    8·1 answer
  • Anyone please help I’m in summer school please
    13·1 answer
  • 2. You have a rock with a<br> volume of 15cm3 and a<br> mass of 45 g. What is its<br> density?
    11·1 answer
  • A GIRL WAIKS 10M NORTH,15M EAST AND THEN FINALLY 20MSOUTH FIND HER DISPLACEMENT​
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!