b Balance the following chemical equation: Al(s) + O2(9) → Al½O3(s) O Al(s) + O2(9) → Al½O3(s) 4Al(s) + 302(9) → 2A1½O3(s) O 2A1(s) + O2(9) → Al2O3(s) O 4A1(s) + 302(9) → 7A1½O3(s) C Balance the following chemical equation: F2(9) + H2 (g) → HF(9) O F2(9) + H2 (9) → HF(9) O F2(9) + 2H2(9) → HF(g) O F2(9) + H2 (g) → 2HF(9) F2(9) + 4H2 (g) → 6HF(g) d Balance the following chemical equation: Cr(s) + H2SO4(aq) → Cr2 (SO4)3 (ag) + H2 (9) O Cr(s) + H2SO4(aq) → Cr2 (SO4)3(aq) + H2 (9) O 4Cr(s) + 5H2SO,(ag) → Cr2 (SO4)3 (ag) + 3H2(g) O Cr(s) + H2SO4(aq) → 3C12 (SO4)3(aq) + 4H2 (g) O 2Cr(s) + 3H2SO,(ag) → Cr2 (SO4)3 (aq) + 3H2 (g)
b Balance the following chemical equation: Al(s) + O2(9) → Al½O3(s) O Al(s) + O2(9) → Al½O3(s) 4Al(s) + 302(9) → 2A1½O3(s) O 2A1(s) + O2(9) → Al2O3(s) O 4A1(s) + 302(9) → 7A1½O3(s) C Balance the following chemical equation: F2(9) + H2 (g) → HF(9) O F2(9) + H2 (9) → HF(9) O F2(9) + 2H2(9) → HF(g) O F2(9) + H2 (g) → 2HF(9) F2(9) + 4H2 (g) → 6HF(g) d Balance the following chemical equation: Cr(s) + H2SO4(aq) → Cr2 (SO4)3 (ag) + H2 (9) O Cr(s) + H2SO4(aq) → Cr2 (SO4)3(aq) + H2 (9) O 4Cr(s) + 5H2SO,(ag) → Cr2 (SO4)3 (ag) + 3H2(g) O Cr(s) + H2SO4(aq) → 3C12 (SO4)3(aq) + 4H2 (g) O 2Cr(s) + 3H2SO,(ag) → Cr2 (SO4)3 (aq) + 3H2 (g)
Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter3: Chemical Reactions
Section: Chapter Questions
Problem 59GQ: Balance the following equations: (a) for the synthesis of urea, a common fertilizer CO2(g) + NH3(g) ...
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Just answer in A b c d
Transcribed Image Text:b Balance the following chemical equation:
Al(s) + O2(9) → Al½O3(s)
O Al(s) + O2(9) → Al½O3(s)
4Al(s) + 302(9) → 2A1½O3(s)
O 2A1(s) + O2(9) → Al2O3(s)
O 4A1(s) + 302(9) → 7A1½O3(s)
C Balance the following chemical equation:
F2(9) + H2 (g) → HF(9)
O F2(9) + H2 (9) → HF(9)
O F2(9) + 2H2(9) → HF(g)
O F2(9) + H2 (g) → 2HF(9)
F2(9) + 4H2 (g) → 6HF(g)
d Balance the following chemical equation:
Cr(s) + H2SO4(aq) → Cr2 (SO4)3 (ag) + H2 (9)
O Cr(s) + H2SO4(aq) → Cr2 (SO4)3(aq) + H2 (9)
O 4Cr(s) + 5H2SO,(ag) → Cr2 (SO4)3 (ag) + 3H2(g)
O Cr(s) + H2SO4(aq) → 3C12 (SO4)3(aq) + 4H2 (g)
O 2Cr(s) + 3H2SO,(ag) → Cr2 (SO4)3 (aq) + 3H2 (g)
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