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
Sergio039 [100]
3 years ago
12

Determine the number of protons, electron and neutrons present in an atom of magnesium

Chemistry
1 answer:
Elena L [17]3 years ago
5 0
Protons= 12, Electrons= 12, neutrons= 12
You might be interested in
which of the following chemical symbol is that of an element with six electrons in the outermost shell a)Ca b)Cl c)Ne d)S​
nydimaria [60]
Hey there!

Sulphur is the element which has 6 electrons in the outermost shell.

WhereasCalcium,Neon have 2 and chlorine has 7.

Hope this explanation helps you :)
Have a good day :)
5 0
2 years ago
Read 2 more answers
Mg(s) + ½O2(g) → MgO(s) + 146 kcal/mole H2(g) + ½O2(g) → H2O(g), ΔH = -57.82 kcal/mole What type of reaction is represented by t
professor190 [17]
Answer is: both reactions are exothermic.
<span>
In exothermic reactions, heat is released and enthalpy of reaction is less than zero (as it show second chemical reaction).
According to Le Chatelier's principle when the reaction is exothermic heat is included as a product (as it show first chemical reaction).</span>
4 0
3 years ago
What do the individual spheres represent in the model!
Trava [24]

Answer:

the individual atom in the molecule

Explanation:

In chemistry, the ball-and-stick model is a molecular model of a chemical substance.  Invidual spheres there represent atoms in the molecule. The bigger atomic number the atom has, the larger diameter of the spheres this atom has in this model.

I hope this answer will help you. Have a nice day !

5 0
3 years ago
What is the reaction used to join the fatty acid to the glycerol molecule?
m_a_m_a [10]

Answer:

The reaction that is used to join fatty acid and glycerol is known as Lipogenesis.

Explanation:

Lipogenesis is an important anabolic pathway that helps in the biosynthesis of triacylglycerol by joining glycerol with fatty acid by ester linkage.Lipogenesis occur in liver and adipose tissue .

             Lipogenesis takes place in our body to store excess fatty acid in form of triacylglycerol which is a complex lipid molecule.

3 0
3 years ago
When planning a simple experiment, what does it mean to “test one variable”?
SSSSS [86.1K]

Answer:

I believe the answer is "b". "During the experiment, the scientist has only one element, or variable, that is changed to test the hypothesis."

Explanation:

I remember from last year but I'm not totally sure. Good luck!

3 0
3 years ago
Other questions:
  • Distinguish air mass and a front
    14·1 answer
  • Select the correct answer.
    13·1 answer
  • What is the mass of 1.32 mol carbon tetrafloride
    6·1 answer
  • It usually takes Vaughn 12 minutes to drive to school. She drives an average of 50.0 miles per hour. What is the distance from s
    5·1 answer
  • A. If both Assertion &amp; Reason are true and the reason is the correct explanation of the assertion. B. If both Assertion &amp
    11·2 answers
  • A chemist mixes 50.0mL of a 1.0M NaOH solution with 50.0mL of a 1.0M Ba(OH)2 solution. Assuming the two solutions are additive,
    11·1 answer
  • Which elements have two valence electrons?
    15·1 answer
  • What can be concluded from the following statements about a property of metats? • Acast-iron skillet on a stove is used to try b
    15·1 answer
  • Whats minimum temperature for scrabble eggs
    12·2 answers
  • Select the reactants of photosynthesis
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!