subject
Chemistry, 25.01.2022 02:40 madi6847

Select the correct answer from each drop-down menu. Complete these descriptions of different kinds of chemical reactions.

A
reaction involves burning. This reaction requires energy to start, but it releases more energy than is required to start it. Oxygen is always a reactant, and the products are usually carbon dioxide and water.

A
reaction occurs when a compound breaks down. This reaction has one reactant and two or more products. Energy, as from a battery, is usually needed to break the compound apart.

A ___
reaction occurs when two substances combine to form one substance. An example of this kind of reaction is rusting, in which iron reacts with oxygen.

A reaction that involves the replacement of atoms is a
reaction. An atom from one reactant replaces an atom in the other reactant. This kind of reaction has two reactants and two products. An example is the neutralization of an acid and an alkali.

ansver
Answers: 3

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 13:00, katelynn73
Tell me the iupac name of the following compounds:
Answers: 1
image
Chemistry, 23.06.2019 01:30, jonmorton159
At a certain temperature the rate of this reaction is first order in hi with a rate constant of : 0.0632s2hig=h2g+i2g suppose a vessel contains hi at a concentration of 1.28m . calculate how long it takes for the concentration of hi to decrease to 17.0% of its initial value. you may assume no other reaction is important. round your answer to 2 significant digits.
Answers: 1
image
Chemistry, 23.06.2019 01:50, kayleebueno
Drag the tiles to the correct locations. each tile can be used more than once, but not all tiles will be used. one or more locations will remain empty. nitrosyl fluoride has the chemical formula nof nitrogen has five valence electrons, oxygen has six, and fluorine has seven. complete the lewis structure for this covalent compound. f n = = = . : : 0 : reset next um. all rights reserved us 2
Answers: 2
image
Chemistry, 23.06.2019 05:30, dexy8683
The term gas is limited to those substances that exist in the gaseous state at
Answers: 1
You know the right answer?
Select the correct answer from each drop-down menu. Complete these descriptions of different kinds...

Questions in other subjects:

Konu
Mathematics, 25.01.2021 14:10
Konu
Chemistry, 25.01.2021 14:10