Chemistry, 21.04.2021 16:10 Theresab2021
1)
Steel Wool Experiment
Before
Observations
After
Observations
Appearance
Steel wool dark gray,
Balloon deflated
Appearance
Steel wool dark
brown; Balloon
inflated
Mass (9)
485.68
Mass (9)
The students data can be seen here. A chemical reaction clearly took
place in the flask. One entry is missing: the mass of the system at the
end of the experiment. What amount should be added to the data
table?
Answers: 2
Chemistry, 21.06.2019 22:30
200. ml of 3.00 m nacl solution is diluted to a final volume of 500. ml. what is the molarity of the final solution?
Answers: 2
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Drive down any three characteristic of modern periodic table
Answers: 1
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Asolid that forms and separates from a liquid mixture is called
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Chemistry, 22.06.2019 12:50
What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate
Answers: 1
1)
Steel Wool Experiment
Before
Observations
After
Observations
Appe...
Before
Observations
After
Observations
Appe...
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