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
pishuonlain [190]
3 years ago
14

An element has 13 protons in its nucleus. What is its atomic number?

Chemistry
2 answers:
Dafna11 [192]3 years ago
6 0

Answer:

The answer is 13.

Explanation:

In an element, proton number is also define as atomic number. So if the element has 13 protons, it's atomic number will be 13.

-BARSIC- [3]3 years ago
6 0
Atom has 13 protons
You might be interested in
T<br> Question 1<br> What is the chemical formula of cobalt(II) nitrite?
Novay_Z [31]

Answer:

Co(NO3)2 isthe right answer

Explanation:

hope it helped u a lot

8 0
3 years ago
12 Ethene gas, CH is completely burned in excess oxygen to form carbon dioxide and water
Natali [406]

Answer:

12 Ethene gas, CH is completely burned in excess oxygen to form carbon dioxide and water

The equation for this exothermic reaction is shown.

CH 30, - 200, 2H,0

The table shows the bond energies involved in the reaction

bond

bond energy

(kJ/moly

614

413

C-C

CHH

0 0

СО

495

799

O-H

467

What is the total energy change in this reaction?

A-954 kJ/mol

B-1010 kJ/mol

C-1313 kJ/mol

D-1359 kJ/mol

Explanation:

thats all you said

5 0
3 years ago
As electrical energy is converted into heat energy, the total amount in the system
Aleks04 [339]
<span>c. remains the same
</span>----------------------------------------------------
As electrical energy is converted into heat energy, the total amount in the system remains the same
--------------
according to law of conservation of energy
3 0
3 years ago
Read 2 more answers
Why does the pressure inside a container of gas increase?
yan [13]
Pressure is a scientific parameter that allows us to determine the amount of force being exerted per unit area. The increase in the pressure inside a container containing a gas may be brought upon by the decrease in volume, increase in temperature, or merely by additional of more gas molecules. 
3 0
3 years ago
What is this graph showing?
stepladder [879]

Explanation:

It's a distance-time graph showing the speed of an object

3 0
2 years ago
Other questions:
  • How does the plate boundary along the west coast of the United States change over time?
    5·2 answers
  • ___in Earth’s___ is the up and down movements of plastic-like material within that layer.
    14·1 answer
  • Help please help help
    14·1 answer
  • Why is tape attracted to my skin? DO NOT PLAGIARIZE I WILL REPORT YOU I’VE SEEN EVERY WEBSITE ON THE INTERNET SO DON’T SAY I DID
    13·2 answers
  • ​ Oxygen, carbon dioxide, and other small molecules cross the plasma membrane through the process of ____.
    6·1 answer
  • Identify the intermolecular forces present in each of these substances nh3 hcl co co2
    15·2 answers
  • Fish breathe the dissolved air in water through their gills. Assuming the partial pressures of oxygen and nitrogen in air to be
    15·1 answer
  • Which could cause renewable resources to change from renewable to non- renewable?
    14·1 answer
  • Um Is it in third period and has three electrons in its highest P orbitals
    15·1 answer
  • List the objects from the smallest to the largest mass.
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!