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
kati45 [8]
3 years ago
9

on the periodic table, elements are arranged by which of the following. A. mass numbers. B. increasing atomic number. C. alphabe

tical order. or D. density
Chemistry
1 answer:
Sever21 [200]3 years ago
3 0

Its B. Increasing Atomic Number.


You might be interested in
How do you write a chemical equation given a word equation ? (Chemistry)
earnstyle [38]
Step one: Identify reactants and products and place them in a word equation.

Step two: Convert the chemical names into chemical formulas. Place them based on the chemical equation and write the state symbols.

Step three: balance the chemical equation.
5 0
4 years ago
Extended networks of pi bonds can cause a delocalization of electrons. Explain how this occurs.
algol [13]
The answer is: Electrons are shared in each pi bond. If the pi bonds flip back and forth between the adjacent p-orbitals on the two sides of an atom, the shared electrons in the p-orbitals can become delocalized.



Hope this help
7 0
4 years ago
Match each term with its definition. 1) reaction coordinate
Andreyy89
1) reaction coordinate is : <span>b.the plot of the reaction progress as a function of time
2) </span>ΔG⁰ : <span>c.the free energy of the reaction
3) </span>ΔG⁺+ : <span>a.the higher point on the energy curve</span>
3 0
3 years ago
Write the difference between the reaction of Calcium and Aluminium with water.
guapka [62]

Answer:

Both gives hydroxides, but

Calcium reacts with water to give calcium hydroxide Ca(OH)2. this product is slightly soluble in water.

Aluminium  is less reactive than Ca, so it reacts with only steam, to give aluminium hydroxide Al(OH)3. This product is insoluble in water.

5 0
3 years ago
What is energy? <br><br> (in your own words but keep it short)
babymother [125]

Answer:

The capacity for doing work. It may exist in potential, kinetic, thermal, electrical, chemical, nuclear, etc.

6 0
3 years ago
Other questions:
  • Which of the following apply to gases. Select all that apply.
    10·1 answer
  • Distinguish between alkali and base
    13·2 answers
  • At what point is base no longer added during a titration
    10·1 answer
  • BRAINLIESTTT ASAP!! PLEASE ANSWER :)
    5·2 answers
  • Is the following equation balanced? Why or why not?<br> 2H2 +02 → 2H,0
    12·1 answer
  • Please help I don’t know if my answer is right!!
    10·1 answer
  • What is the smallest halogen atom<br>​
    9·2 answers
  • What is the mass in grams of 7.5 x 10^15 atoms of nickel, Ni?
    7·1 answer
  • The diagram shows three steps in the carbon cycle.
    11·2 answers
  • Can someone help me with these questions?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!