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
I am Lyosha [343]
11 months ago
10

What three things does the atomic number of an element tell us?

Chemistry
1 answer:
ira [324]11 months ago
3 0

Answer:

the number of protons in the nucleus of an atom. the number of protons define the identity of an element

You might be interested in
Why sometimes the electrons of an atom transfer to higher energy level​
Elenna [48]

Answer:

According to Bohr, the amount of energy needed to move an electron from one zone to another is a fixed, finite amount. ... The electron with its extra packet of energy becomes excited, and promptly moves out of its lower energy level and takes up a position in a higher energy level. This situation is unstable, however.

8 0
3 years ago
A solution has a pH of 11.8. What is the pOH?
amid [387]

Answer:

pOH is 2.2

Explanation:

The pH scale goes from 0 to 14. As such, the pH and the pOH add up to 14. Subtract your pH from 14 to get your answer.

14 - 11.8 = 2.2

5 0
3 years ago
What type of change is the following: striking a match chemical, or physical?
chubhunter [2.5K]
Chemical,when you light a match stick, you are starting a chain reaction of the substance chemical formula, making it a chemical change
7 0
3 years ago
During region C of the graph above the energy being absorbed is a. increasing the velocity of the water particles. b. increasing
Mkey [24]

Answer:

Your answer would be B. Increasing the distance between the water molecules and increasing their phase energy.

Explanation:

Hope this helps you answer this question!

7 0
2 years ago
PLEASEEE HELP ITS DUE SOON!
erastovalidia [21]

Answer:

The correct answer would be C) Support

4 0
3 years ago
Other questions:
  • An electrochemical cell is powered by the half reactions shown below.
    8·1 answer
  • The combination of the atoms of two or more elements is known as a/an
    12·2 answers
  • Elements are organized on the periodic table based on their properties. Which statement correctly predicts and explains the chem
    9·2 answers
  • How many molecules (not moles) of nh3 are produced from 6.89×10−4 g of h2?
    5·1 answer
  • An aqueous CsCl solution is 8.00 wt% CsCl and has a density of 1.0643 g/mL at 20°C. What is the boiling point of this solution?
    15·1 answer
  • Why is bronze preferred in making statue
    15·1 answer
  • How many atoms are in 5 mole of water?<br> Steps
    9·1 answer
  • Given that a commercial airliner has a range a range of 9,500 miles using 265 tons of JP-4 fuel. Estimate the range of the aircr
    10·1 answer
  • Can y’all Please help !!!!
    8·1 answer
  • In an experiment, the same mass of magnesium metal reacted with the same amount of two different acids. the acid used in reactio
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!