Based upon the limiting reagent, calculate the theoretical yield of magnesium oxide, MgO, for the ignition of magnesium metal in air for this experiment. Show your work including units. Calculations attached.

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Based upon the limiting reagent, calculate the theoretical yield of magnesium oxide, MgO, for the
ignition of magnesium metal in air for this experiment. Show your work including units. Calculations attached.

Scheme
1) heat to zeva
(2) wergh empty
3) weigh Mg
4) weigh fot
mass
PRE-LAB
Balanced or storculometric equation for the reaction of magnesium
3 oxygen gas to yield magnesium arde (wrphysical states)
د028
2 Mg(s) + O₂(g) →→2 Mg Ors)
Prediction Product will be heavier after the reaction
After burning ty metal in all
au contents:
-Mass of Gractbre & an
-Mass of Contents (Guiculation)
EXPERIMENTAL DATA
-Mass of Crucible (after 1st heating)
-Mass of Crucible + My metal
-Mass of Mg (calculation
Signature
—
After burning Mg in air
Mass of crucible + all Contents
Mass of Contents (calculation)
Date
THE HAYDEN-MCNEIL STUDENT LAB NOTEBOOK
-
Matter observations: Describe appearance of
The Mg looked shing and silver, It was soild
My before burning
before burning
It
was metalic, which makes sense, as it 13 a metal.
Energy Observations: The Mg metul turns white and gives off an
orange grow. As the towards the bottom half- the cradbe
is becoming orange. The reaction is exothermie
0, 60 има
Q..
17.1705+0100g
17.774g ±0.001g
ид
Witness/TA
18.065 1 0.0019
0.8959
Date
Note: Insert Divider Under Copy Sheet Before
Transcribed Image Text:Scheme 1) heat to zeva (2) wergh empty 3) weigh Mg 4) weigh fot mass PRE-LAB Balanced or storculometric equation for the reaction of magnesium 3 oxygen gas to yield magnesium arde (wrphysical states) د028 2 Mg(s) + O₂(g) →→2 Mg Ors) Prediction Product will be heavier after the reaction After burning ty metal in all au contents: -Mass of Gractbre & an -Mass of Contents (Guiculation) EXPERIMENTAL DATA -Mass of Crucible (after 1st heating) -Mass of Crucible + My metal -Mass of Mg (calculation Signature — After burning Mg in air Mass of crucible + all Contents Mass of Contents (calculation) Date THE HAYDEN-MCNEIL STUDENT LAB NOTEBOOK - Matter observations: Describe appearance of The Mg looked shing and silver, It was soild My before burning before burning It was metalic, which makes sense, as it 13 a metal. Energy Observations: The Mg metul turns white and gives off an orange grow. As the towards the bottom half- the cradbe is becoming orange. The reaction is exothermie 0, 60 има Q.. 17.1705+0100g 17.774g ±0.001g ид Witness/TA 18.065 1 0.0019 0.8959 Date Note: Insert Divider Under Copy Sheet Before
After the addition of Water and re-heating
Mass of Crucible + M₂ O
Mass of recovered M₂0 (actual yield) — — 0,942 grams
-
Matter Observations: Mg0 is grey w/yellow, hint. texture is powdery
pure substance,
with longer particles. This is not a
\8.1at_0. 00 диде
9
POST-LAB
Balanced equation for magnesium & nitrogen to yield magnesium nitride
My 3 N₂ (5)
3Mg(s) + N₂(g)
Balanced steichiometric equallest for magnesium nitride & water
gas
учер
greld magnesium hydroxide 3 annonia
to
3 Mg(OH)2(5) + 2NH3(g)
Stoichiometric equation for thermal decomposition of magnesium
hydroxide to magnesium oxide and water vapor
Mg 3 N₂ (5) + 6 H ₂ Oc
2
Mg(OH)₂) M₂0 ( + H₂ Ogs
My O Org)
= M₁0(s)
Limiting reactant =
Theoresicul yield
подцех
1 mol My @ x
40,31 иде
2x²
Transcribed Image Text:After the addition of Water and re-heating Mass of Crucible + M₂ O Mass of recovered M₂0 (actual yield) — — 0,942 grams - Matter Observations: Mg0 is grey w/yellow, hint. texture is powdery pure substance, with longer particles. This is not a \8.1at_0. 00 диде 9 POST-LAB Balanced equation for magnesium & nitrogen to yield magnesium nitride My 3 N₂ (5) 3Mg(s) + N₂(g) Balanced steichiometric equallest for magnesium nitride & water gas учер greld magnesium hydroxide 3 annonia to 3 Mg(OH)2(5) + 2NH3(g) Stoichiometric equation for thermal decomposition of magnesium hydroxide to magnesium oxide and water vapor Mg 3 N₂ (5) + 6 H ₂ Oc 2 Mg(OH)₂) M₂0 ( + H₂ Ogs My O Org) = M₁0(s) Limiting reactant = Theoresicul yield подцех 1 mol My @ x 40,31 иде 2x²
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