QUESTION 8: Metals react with oxygen gas to form metal oxide. For example, magnesium reacts as follows: 2Mg(s) + 02(g) → 2M90(s). What is the mass (in grams) of magnesium oxide that can be prepared from 1.40g of 0,? G: 1.40g 02 м: 1тol 0z %3D 32g 02 1 mol Mgo = 40.31g MgO MR: 2mol Mg0 = 1mol 0, CHOICES: А. 5.33g MgO В. 33.5g MgO С. 5.33g MgO D. 3.53g MgO

Chemistry & Chemical Reactivity
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Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
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Chapter4: Stoichiometry: Quantitative Information About Chemical Reactions
Section4.1: Mass Relationships In Chemical Reactions: Stoichiometry
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QUESTION 8: Metals react with oxygen gas to form metal oxide. For example, magnesium reacts as
follows: 2Mg(s) + 0,(g) → 2Mg0(s). What is the mass (in grams) of magnesium oxide that can be
prepared from 1.40g of 0,?
G: 1.40g 02
мм: 1тol 0z — 32g 02
1 mol Mgo = 40.31g MgO
MR: 2mol Mg0 = 1mol 02
СHOICES:
А. 5.33g Mgо
В. 33.5g MgO
С. 5.33g Mgо
D. 3.53g MgO
Transcribed Image Text:QUESTION 8: Metals react with oxygen gas to form metal oxide. For example, magnesium reacts as follows: 2Mg(s) + 0,(g) → 2Mg0(s). What is the mass (in grams) of magnesium oxide that can be prepared from 1.40g of 0,? G: 1.40g 02 мм: 1тol 0z — 32g 02 1 mol Mgo = 40.31g MgO MR: 2mol Mg0 = 1mol 02 СHOICES: А. 5.33g Mgо В. 33.5g MgO С. 5.33g Mgо D. 3.53g MgO
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