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
Alex Ar [27]
2 years ago
11

A chemistry student was asked to calculate the number of moles of iron required to react with 1.20 mol of oxygen to produce iron

(iii) oxide. his calculation is shown below :
1.20 mol O2 x 1 mol fe / 1 mol O2 = 1.20 mol Fe
Is the student correct? Use evidence to support your answer.

Chemistry
1 answer:
Delicious77 [7]2 years ago
8 0

Answer:Write and balance the equation

4Fe + 3O2 -> 2Fe2O3

0.32 mol Fe x 2 mol Fe2O3 / 4 mol Fe =

0.16 mol of Fe2O3

Explanation:

You might be interested in
The term element refers to atoms that have the same number of _______.
erica [24]
I guess it’s Electrons
7 0
3 years ago
Read 2 more answers
Metals are considered to be ___________________ because they let electricity flow.
Yuri [45]

Answer:

conductors

Explanation:

Because they consist of lattice of atoms with free electrons and these free electrons allows current to flow through.

5 0
3 years ago
Which electrophiles can react with an enol?
dlinn [17]

THE MOLECULE HAS A C=C AND AN -OH GROUP, SO IT IS CALLED AN ENE/OL, I.E., AN ENOL. ENOLS CAN BE FORMED ONLY FROM CARBONYL COMPOUNDS WHICH HAVE ALPHA HYDROGENS. THEY CAN BE FORMED BY ACID OR BASE CATALYSIS, AND ONCE FORMED ARE HIGHLY REACTIVE TOWARD ELECTROPHILES, LIKE BROMINE.

8 0
3 years ago
What is the uses of plastic?
Alex Ar [27]

Answer:

Plastic is used across almost every sector, including to produce packaging, in building and construction, in textiles, consumer products, transportation, electrical and electronics and industrial machinery.

7 0
2 years ago
Read 2 more answers
calculate the amount of current that must flow for 50 minutes to a solution of silver trioxonitrate (V) solution to deposit 2 mo
mamaluj [8]

Explanation:

i found this the question is different but I think the situation is same

5 0
2 years ago
Other questions:
  • At 25 °C, only 0.0410 0.0410 mol of the generic salt AB3 is soluble in 1.00 L of water. What is the K sp Ksp of the salt at 25 °
    8·1 answer
  • Looking for the products in a single replacement formula for: MgI2 + Cl2
    6·1 answer
  • Sulfurous acid, H2SO3, breaks down into water (H20) and sulfur dioxide (SO2).
    9·1 answer
  • Which of the following is a chemical change? A. soil drying as water evaporates B. a rock eroding as the wind removes particles
    11·2 answers
  • EXTRACTION OF CAFFEINE 1.Explain the reason each step of the separation is performed with three portions of the solvent rather t
    11·1 answer
  • How many grams of boiling water must be added to an insulated cup containing 19 grams of ice, at 0oC, to completely melt the ice
    8·1 answer
  • Can someone please help me
    6·1 answer
  • What is the polystyrene?​
    14·2 answers
  • what do you think would be the chemical formula of a trisaccharide made of three bonded glucose molecules?
    15·1 answer
  • Uranium and radium are found in many rocky soils throughout the world. Both undergo radioactive decay, and one of the products i
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!