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
vesna_86 [32]
2 years ago
5

What is neutron number for calcium ​

Chemistry
1 answer:
notka56 [123]2 years ago
5 0

Answer:

20 neutrons

Explanation:

(not really any just look at a periodic table)

You might be interested in
A compound is made up of at least
solmaris [256]
Two or more different elements
5 0
3 years ago
Among the intermolecular forces,which forces are typically the weakest
nekit [7.7K]

Answer:

The London dispersion force is the weakest intermolecular force. The London dispersion force is a temporary attractive force that results when the electrons in two adjacent atoms occupy positions that make the atoms form temporary dipoles.

8 0
2 years ago
H2 is an example of? A. a molecule B. an element or C. both a molecule and an element.
lesya [120]

Answer:

The answer is both molecule and an element

Hydrogen is the chemical element with the symbol H and atomic number 1. ... At standard conditions hydrogen is a gas of diatomic molecules having the formula H2. It is colorless, odorless, non-toxic, and highly combustible.

Explanation:

7 0
2 years ago
What are the differences between thermoplastics and thermosetting plastics? Give examples and draw a simple diagram to show what
Olenka [21]

<u><em>on the basis of the reaction of heat in plastic , their are two types of plastics : </em></u>

<h2><u><em>Thermoplastic & Thermosetting plastics </em></u></h2>

<u><em>Thermoplastics : Plastics which easily get deformed (become soft )on heating and also get bend easily are known as thermoplastics . </em></u>

<u><em>examples :  polythene , polyvinyl  chloride and polystyrene .</em></u>

<u><em>thermosetting plastics : plastics which once moulded into a shape do not become soft on heating and cannot be moulded again are called thermosetting plastics .</em></u>

<u><em>examples : bakelite , melamine and formica</em></u>

4 0
3 years ago
Which statement is most likely correct about the average temperatures in San Francisco, California as compared to Norfolk, Virgi
Lynna [10]

Answer:

It is higher in Norfolk because of the warm ocean currents from the south

Explanation:

Can I have brainliest answer please?

7 0
2 years ago
Other questions:
  • How can you build an electromagnet?
    12·1 answer
  • Corrosion is what type of chemical change?
    14·1 answer
  • Calculate the molarity of a solution that contains 200 g of copper (II) chloride( CuCl2) in 150 mL of solution.
    5·1 answer
  • Is powdered drink and water a mixture or a solution
    5·2 answers
  • Which statement correctly describes the conductivity of the specified material?
    12·1 answer
  • What is the Bohr model of hydrogen​
    11·1 answer
  • What effect does temperature have on reaction rate?
    13·1 answer
  • Which of the following uses electrical energy?
    6·2 answers
  • List the number of
    12·1 answer
  • How many moles are present in 356.4 g of NiBr3
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!