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
vekshin1
3 years ago
12

How many moles of gas are contained in 890.0 mL at 21.0 at C degrees and 750.0 mm Hg pressure?

Chemistry
1 answer:
Rom4ik [11]3 years ago
7 0

Answer:

There are 0.0364⋅mol

Explanation:

You might be interested in
Help me pretty please
Natalka [10]

Answer:

The top answer

7 0
3 years ago
How hydrogen gas help to make vegetable ghee​
vladimir1956 [14]

Answer:

The vegetable oils are liquid at room temperature. They contain double bonds. During hydrogenation double bonds break hydrogen is introduced and form vegetable ghee.

Explanation:

Hydrogenation:

It is the chemical process in which hydrogen is introduced in unsaturated hydrocarbons in the presence of catalyst Ni.

Simple hydrogenation reaction:

H₂C = CH₂ + H₂    →     CH₃-CH₃

                            Ni

Hydrogenation is used on industrial level in  the production of vegetable ghee.

The unsaturated hydrocarbons, fatty acids undergoes hydrogenation and form ghee.

The vegetable oils are liquid at room temperature. They contain double bonds. During hydrogenation double bonds break hydrogen is introduced and form vegetable ghee.

4 0
3 years ago
A 100kg sumo wrestler named Bob is doing his daily run. He runs at a velocity of 8m/s. After the run Bob stops for a rest, and s
Elza [17]

Answer:

0 kgm/s

Explanation:

The momentum of Bob while resting at the river is 0 kgm/s.

This is because the momentum of any object at rest is 0.

 Momentum is the quantity of motion a body contains. It is mathematically expressed as;

  Momentum  = m x v

m is the mass

v is the velocity

 So at rest, the velocity of a body is 0m/s and therefore, the momentum is O

5 0
3 years ago
What is the charge of an atom's nucleus of an atom has 20 protons, 23 neutrons, and 18 electrons?
Svetllana [295]

Answer:

53

Explanation:

8 0
3 years ago
Which of the following is NOT a testable hypothesis?
Leto [7]
Gravity is caused by a magical force
6 0
4 years ago
Read 2 more answers
Other questions:
  • What are the key characteristics of a synthesis reaction
    7·1 answer
  • A base has Kb of 2.5 x 10-11. which of the following statements is true?(1 point)
    5·1 answer
  • What is different about the secondary, tertiary, and quaternary structure of each protein?
    14·1 answer
  • Write a chemical equation that illustrates the autoionization of water.
    6·1 answer
  • What do you think is the most important step in the scientific method? why?
    8·1 answer
  • Given the following at 25°C, calculate <img src="https://tex.z-dn.net/?f=%5CDelta%20H_f" id="TexFormula1" title="\Delta H_f" alt
    10·1 answer
  • 5. What happens when you make ice cubes by putting a tray of water in the
    7·1 answer
  • Name 3 sources of carbohydrates for the production of an alcoholic drink
    15·1 answer
  • If a steel container holds 3.50 moles of hydrogen gas and 3.50 moles of helium gas, and the total pressure is 4.00 atm., what is
    7·1 answer
  • A student wanted to test how the mass of a paper airplane affected the distance it would fly. Paper clips were added before each
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!