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
umka21 [38]
2 years ago
11

1kg of hydrogen is burned in oxygen how much energy is released

Chemistry
1 answer:
Simora [160]2 years ago
6 0

Answer:

121 million joules energy is released

Explain :

As there are 500 moles of hydrogen gas in a kilogram, this means that burning a kilogram of hydrogen gas releases 500 times as much energy or 121 million joules .

You might be interested in
Which of the following is the best example of heat transfer by convection
Ugo [173]
B seems like the correct answer stay safe!
6 0
3 years ago
A unimolecular elementary step involves only a single reactant that breaks apart.a) trueb) false
torisob [31]

Answer:

True

Explanation:

The correct option is; True.

Unimolecular elementary steps in a reaction requires only one reactants, they are usually decomposition reactions. They take the general form;

A --> B + C

4 0
3 years ago
Water alone does not easily remove grease from dishes or hands because grease is nonpolar and water is polar. The addition of so
rewona [7]

Answer:

Micelle Formation

Explanation:

The soap molecule has a nonpolar and a polar cationic end when it is dissolved in water. When it dissolves in water, the sodium stearate congregates to form small spheres (called micelles) with the on the inside and the on the surface. The anionic end can attract and interacts with the polar water molecules, while the interact with the nonpolar grease. This allows the soapy water to remove the grease by trapping the grease inside the micelle.

3 0
3 years ago
Which of the following is not an example of a mineral crystal shape?
alexandr402 [8]
B. Kryptonite. The reason for this is that it is a nonexistent compound, or if it exists it is manmade and only able to survive for a few second. The suffix -tie indicates that is a bonded with oxygen, which, since Krypton is a noble gas, is impossible. also, crystals are formed from ionic bonds, and since both krypton and oxygen are non-metals, a bond between them would be covalent.
8 0
4 years ago
While looking at calcium (Ca) on the periodic table, a student needs to find an element with a greater atomic mass in the same p
Dmitry_Shevchenko [17]

Answer:directly to the right

Explanation:

Atomic size increases from left to right

8 0
3 years ago
Read 2 more answers
Other questions:
  • 90 grams of glucose, C6H12O6, is dissolved in 2 liters of solution. Determine the molarity (M).
    9·1 answer
  • In the chemical reaction below, 300 grams of reactant A reacted completely with 100 grams of reactant B, to form the product AB.
    11·1 answer
  • Would kg,ml, or cm signify a measurement of weight?
    6·2 answers
  • What is the difference between an enzyme and a catalyst?
    11·1 answer
  • Complete and balance the equation for the following acid-base neutralization reaction. If water is used as a solvent, write the
    5·1 answer
  • Zinc reacts with iodine in a synthesis reaction. Using a balanced chemical equation for the reaction, determine the percent yiel
    7·1 answer
  • Which element is malleable and ductile?
    8·1 answer
  • An atom of 24/11 na decays by gamma decay which atom is left after the decay
    10·1 answer
  • 0 clue what is going on. pls help
    8·1 answer
  • In order to make 0.500 L of a 0.475 M solution, you will need to weigh out how many grams of sucrose (MM = 342 g/mol)?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!