subject
Chemistry, 30.09.2019 12:00 chantianabess36

Using table provided, determine which of the following statements is true about the reaction of aluminum with oxygen gas (4 al (s) + 3 o2 (g) arrow 2 al2o3 (s)) at 25 degrees celsius and 1 atmosphere.
substance

δgf (kj/mol)

substance

δgf (kj/mol)

al2 o3

-1576.4

nacl

-384.03

h2

0.0

cl2 (g)

0.0

o2 (g)

0.0

na (s)

0.0

nh3 (g)

-16.64

na2 co3

-1048

n2 o5 (s)

118.68

no2 (g)

51.84

hcl (g)

-95.27

al (s)

0.0

the reaction produces no change in δg.

the reaction is nonspontaneous.

the reaction is spontaneous.

the reaction produces a +δg.

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 21.06.2019 21:00
Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!
Answers: 2
question
Chemistry, 22.06.2019 09:00
The diagram below shows a cell placed in a solution.a cell is shown placed inside a beaker. it is labeled cell. the solution inside the beaker is labeled 40% salt solution and the solution inside the cell is labeled 20% salt solution.only water is allowed to move in and out of the cell. what will most likely happen to the cell? it will expand as water moves out of it. it will shrink as water moves out of it.it will expand as water moves into it. it will shrink as water moves into it.
Answers: 2
question
Chemistry, 22.06.2019 18:00
How is energy related to the change of state represented by the model? atoms gain energy as a solid changes to a liquid. atoms gain energy as a solid changes to a gas. atoms lose energy as a solid changes to a liquid. atoms lose energy as a solid changes to a gas.
Answers: 3
question
Chemistry, 22.06.2019 23:00
What does a numerical subscript following an element in a chemical formula mean?
Answers: 1
You know the right answer?
Using table provided, determine which of the following statements is true about the reaction of alum...
Questions
question
Chemistry, 29.07.2019 11:30
Questions on the website: 13722363