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
Luda [366]
4 years ago
14

If you were given 74.00 grams of Al, how many grains of Al2O3 would be produced?

Chemistry
1 answer:
Ket [755]4 years ago
5 0
We are given the starting amount of Al metal to be used. This will be the starting point of the calculations. We do as follows:

74.00 g ( 1 mol / 26.98 g ) ( 1 mol Al2O3 / 2 mol Al ) ( 101.96 g / 1 mol ) = 139.83 g Al2O3 produced

Hope this answers the question. Have a nice day.
You might be interested in
If you drop soap on the floor is the soap dirty or is the floor clean?
tia_tia [17]

Answer:

hahahaha the soappp is dirty and the floor gets clean

6 0
3 years ago
PLEASE ANSWER
anastassius [24]

the correct answer should be a

4 0
3 years ago
Read 2 more answers
The deliverables produced in the analysis phase provide a general idea of the new system. The process that follows and that prod
saveliy_v [14]

Answer:

Gradual refinement

Explanation:

Gradual refinement is the process whereby the System Development Life Cycle goes through a series of development stages, each stage/phase refining the previous one.

4 0
3 years ago
Which type of fire is sometimes set as a way to protect a forest?
leva [86]
<h3><u>Answer;</u></h3>

Surface fire

<h3><u>Explanation;</u></h3>
  • <u>Surface fires are type of forest fires that may burn primarily as a surface fire,</u> spreading along the ground as the surface litter and undergrowth on the forest floor and is engulfed by the spreading flames.
  • They are the easiest fires to put out and cause the least damage to the forest. Surface fires create the least amount of destruction.
  • <em><u>These fires protects the forest by releasing the nutrients that would otherwise decompose slowly, having little benefit to the ecosystem.</u></em>
  • <em><u>Additionally, these fires allow more open spaces for new and different kinds of vegetation to grow and receive sunlight.</u></em>
3 0
3 years ago
What is the symbol of the new atom?<br><br>Also, is the atomic number 86?
katrin [286]

Answer:

Rn

Explanation:

Rn is the symbol for radon with the atomic number of 86

7 0
3 years ago
Other questions:
  • If 40 grams of pentane are burned, how many grams of oxygen are needed ?
    12·1 answer
  • To ensure its survival, any species must be able to
    12·2 answers
  • 55 cm3 of gasoline are mixed with 60 cm3 of water. what is the average density of the mixture?
    10·1 answer
  • Which two processes allow water to enter the atmosphere in a gaseous state? precipitation and evaporation evaporation and conden
    15·2 answers
  • At high trns phosphine (pH2) dissociates into phosphorus and hydrogen by the following reaction: At SOW C the rate at which phos
    11·1 answer
  • How many moles of calcium oxide are formed when 3 moles of calcium react with oxygen?
    7·1 answer
  • How do you write an Assignment / Present it in a professional way I just need a few pointers that's all any suggestions would he
    10·1 answer
  • All atoms of an element have the same number of ________. electrons neutrons protons protons plus neutrons
    10·1 answer
  • How many moles of oxygen are needed for the complete combustion of 12.6 moles of acetylene?
    15·1 answer
  • Joanne added iron filings to copper sulphate solution. she observed the reaction after one week. what is the name of the compoun
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!