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
Paladinen [302]
3 years ago
14

Is hydrogen gas a mixture or pure substance?

Chemistry
1 answer:
Akimi4 [234]3 years ago
8 0

Answer:

pure hydrogen is a pure substance even though it consists of many different types of molecules. what makes it pure substance is that it is free from contamination.

You might be interested in
PLEASE HELP!<br><br> what are the steps that occur during the combustion of hydrogen?
Softa [21]

Answer:

Explanation:

Combustion releases energy in a single step in the form of light and heat. Whereas in respiration, energy is released in steps and is stored in the form of ATP.

5 0
3 years ago
The movement of food energy from one organism to another is called a
Leni [432]
It’s called a food chain
6 0
3 years ago
Convert 1.422g/cm^2 to mg/mm^2
Natalija [7]
The answer is 14.22 mg / (mm^2)
6 0
3 years ago
8 DO
Goryan [66]

Answer:

Increased use of resources

Additional waste produced

More construction

Cutting down trees

3 0
3 years ago
W do I find the family # and the period # for aluminum on the periodic table
Sati [7]

Answer:

Aluminum is the 13th element on the periodic table. It is located in period 3 and family 13.

Explanation:

3 0
3 years ago
Other questions:
  • A 1.547 g sample of blue copper(II) sulfate pentahydrate, ‍ , is heated carefully to drive off the water. The white crystals of
    9·1 answer
  • Why do humans primarily form communities ?
    9·2 answers
  • You have 125.0mL of a solution of H3PO4, but you don't know its concentration. If you titrate the solution with a 4.56M solution
    7·1 answer
  • What factors could be used to increase reaction rate? Check all that apply.
    15·2 answers
  • Can you please help me with these true and false questions thanks!
    8·1 answer
  • Dermal tissue in plants, is most like what tissue in humans?
    13·1 answer
  • To reduce the energy of liquid molecules, the liquid could be placed in a cooler environment to change the liquid to a solid. TR
    12·2 answers
  • Weather can change from day to day, but does not
    5·2 answers
  • How many particles are present in a 56.9 mole sample of calcium hydroxide?
    8·1 answer
  • There are 2 isotopes of the fictional element Nz: Isotope 51 and Isotope 55. The average atomic mass of the fictional element Nz
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!