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
harina [27]
3 years ago
9

Why the mass of a rusted nail is greater then the nail before it rusted?

Chemistry
1 answer:
kifflom [539]3 years ago
6 0
This is the reaction formula,
4Fe+3O2=2Fe2O3
<span>3Fe+202=Fe3O4
it has o</span>xygen atom after it's rusted
You might be interested in
If a student wanted to find a diagram of the human reproductive system in his/her science textbook, which part of the book shoul
Katena32 [7]

Answer:D)index

Explanation:

5 0
3 years ago
Read 2 more answers
Who has the greater boiling point C2H6or C2H50H
hichkok12 [17]

Answer:

C2H5OH has a greater boiling point.

Explanation:

It is a bigger molecule than C2H6.

7 0
3 years ago
TRUE or FALSE: The charge of an atom (ion) is determined by the ratio of electrons to protons.
Damm [24]
True The positive electric charge of a proton is equal in magnitude to the negative charge of an electron; therefore, the net electric charge of an ion is equal to its number of protons minus its number of electrons. Ions are highly reactive species.
8 0
3 years ago
Read 2 more answers
what is matter that can not be divided into two or more diffrent types of matter by any physical or chemical called/
VikaD [51]

Answer an atom

Explanation:

6 0
3 years ago
Can You compost salad
Fynjy0 [20]

Answer:

Yes, you can compost lettuce and other salad leaves. Be careful! If the salad is covered in lots of dressing, the oils or fats in the dressing may attract rats or other animals to your compost heap.

4 0
3 years ago
Other questions:
  • Calculate the dipole moment for hf (bond length 0.917 å), assuming that the bond is completely ionic.
    11·1 answer
  • A chemist requires 0.450 mol na2co3 for a reaction. how many grams does this correspond to?
    10·2 answers
  • After reading “The Crisis, No. 1,” what do you think Paine means by the line, "These are the times that try men’s souls"? Cite e
    8·2 answers
  • Given the thermochemical equations below, What is the standard heat of formation of CuO(s)? 2 Cu2O(s) + O2(g) ---&gt; 4 CuO(s) ∆
    14·2 answers
  • Rank the following elements by effective nuclear charge, Zeff, for a valence electron.F LI Be B N
    5·2 answers
  • Electrons _______ around the nucleus of an atom.
    15·1 answer
  • What is the noble Gas notation for Bromine (Br)?
    14·1 answer
  • Which situation best represents convection
    6·1 answer
  • Select True or False.<br> The Sun is like the stars we see at night.<br> False<br> True
    13·2 answers
  • How many molecules are in CaCO3
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!