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erastovalidia [21]
2 years ago
14

Pleas anyone

Chemistry
2 answers:
loris [4]2 years ago
7 0

Answer:

1) acid + metal --> salt + h2
2) acid + base --> salt + water

Explanation:

btw in number 1... h2 is 2 atoms of hydrogen

example:
1) 2HCL + 2NA --> 2NACL + H2

2) HCL + NAOH --> NACL + H2O

Varvara68 [4.7K]2 years ago
3 0

Answer:

1. HCl + Fe

2. HNO3 + NaOH

Explanation:

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What type of energy is close to the flow of electrons?
dimaraw [331]

electrical energy

Explanation:

electrical energy is caused by moving partial that have a negative or positive charge these purses are called electron current electricity is electrical energy that flows from one place to another usually through a wire electricity is a type of energy that comes from an electrical energy

7 0
4 years ago
Which atomic property is different in each isotope of an element?
Levart [38]
Elements that have different atomic mass
3 0
4 years ago
Classify the following as atoms or molecules. Drag the appropriate items to their respective bins. a. Mg S b. H2 SO3 c. HBr
Harman [31]

Answer:

a) Mg and S = atoms

b) H2   SO3 = molecules

c) HBr =molecule

Explanation:

Step 1: Data given

Atoms = An atom is the smallest constituent unit of ordinary matter that constitutes a chemical element. We can find them on the periodic table.

Molecules = A molecule is an electrically neutral group of two or more atoms held together by chemical bonds.

a. Mg S  = Magnesium and sulfur both are atoms, we both can find them on the periodic table

b. H2 SO3  =  H2 is a molecule that contains 2 hydrogen atoms

SO3 is a molecule that contains 1 sulfur atoms and 3 oxygen atoms

c. HBr = HBr is a molecule that contains 1 hydrogen and 1 bromine atom

4 0
3 years ago
Except for speed, your nervous system is most similar to
dlinn [17]

Your nervous system is most similar to a cruise ship (option C).

The nervous system is a complex network in the body in charge of:

  • Automatic responses and movements.
  • Voluntary movements.
  • Responses to the world.

This system works due to the action of structures such as:

  • The brain.
  • The spinal cord.
  • The nerves.

Moreover, the nervous system works through the following steps:

  1. A stimulus is received, for example, you accidentally touch a hot surface.
  2. This is taken by the nerves to the brain.
  3. The brain processes the information and sends a response, for example, to move the hand away from the hot surface.

Based on this, the system resembles a cruise ship because signals go from the senses to the brain and then back again similar to a cruise going away and then back to the port.

Learn more about brain in: brainly.com/question/5361122

8 0
2 years ago
Organic reactions proceed at a very _______ rate
Savatey [412]
<span>ANSWER:

Organic reactions proceed at a very SLOWER rate.

Reasoning:

</span><span>Organic reactions are chemical reactions involving organic compounds. They are less soluble</span> in water than inorganic compounds. Therefore, organic compounds react at a slower rate and produce a much more complex set of products than inorganic compounds.
6 0
3 years ago
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