1. Atomic mass of magnesium from the Periodic Table is 24.305 g/mol. x= Moles of Mg used in this experiment = 0.0113145 mol of mg (Show your calculation)

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Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Data Table
A) Mass of crucible (g)
20.442
B) Mass of magnesium and crucible (g)
20.717
C) Mass of magnesium (g)
0.215g
D) Mass of magnesium oxide (g)
First weighing: 0.453
Second weighing: 0.455
Average mass (g)
0.454g
E) Mass of oxygen (g)
0.179g
Calculations
Watch this video only if you need help in analyzing the data you collected.
https://www.youtube.com/watch?v3DVpgb1Y321WA
1. Atomic mass of magnesium from the Periodic Table is
24.305
g/mol.
x = Moles of Mg used in this experiment =
0.0113145 mol of mg
%3D
(Show your calculation)
Transcribed Image Text:Data Table A) Mass of crucible (g) 20.442 B) Mass of magnesium and crucible (g) 20.717 C) Mass of magnesium (g) 0.215g D) Mass of magnesium oxide (g) First weighing: 0.453 Second weighing: 0.455 Average mass (g) 0.454g E) Mass of oxygen (g) 0.179g Calculations Watch this video only if you need help in analyzing the data you collected. https://www.youtube.com/watch?v3DVpgb1Y321WA 1. Atomic mass of magnesium from the Periodic Table is 24.305 g/mol. x = Moles of Mg used in this experiment = 0.0113145 mol of mg %3D (Show your calculation)
4. Calculate the theoretical %Mg in magnesium oxide.
At.mass Mg (g/mol)
x100
Molar mass MgO (g/mol)
% Mg =
5. Calculate the experimental %Mg in the oxide.
mass Mg (g)
x 100
mass MgO (g)
% Mg (exp)=
6. Calculate the theoretical %O in magnesium oxide.
At.massO (g/mol)
= 0%
Molar mass MgO (g/mol)
x100
7. Calculate the experimental %O in the oxide.
mass O (g)
%O (exp)=
x100
mass MgO (g)
Transcribed Image Text:4. Calculate the theoretical %Mg in magnesium oxide. At.mass Mg (g/mol) x100 Molar mass MgO (g/mol) % Mg = 5. Calculate the experimental %Mg in the oxide. mass Mg (g) x 100 mass MgO (g) % Mg (exp)= 6. Calculate the theoretical %O in magnesium oxide. At.massO (g/mol) = 0% Molar mass MgO (g/mol) x100 7. Calculate the experimental %O in the oxide. mass O (g) %O (exp)= x100 mass MgO (g)
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