Problem 11
Balance: ___________\( \mathrm{Al}+\) ___________\(\mathrm{O}_{2} \rightarrow \) ___________\(\mathrm{Al}_{2} \mathrm{O}_{3}\)
Problem 11
Which is a combustion reaction and which is not? a) \(\mathrm{P}_{4}+5 \mathrm{O}_{2} \rightarrow 2 \mathrm{P}_{2} \mathrm{O}_{5}\) b) \(2 \mathrm{Al}_{2} \mathrm{~S}_{3}+9 \mathrm{O}_{2} \rightarrow 2 \mathrm{Al}_{2} \mathrm{O}_{3}+6 \mathrm{SO}_{2}\)
Problem 11
Assuming that each double-replacement reaction occurs, predict the products and write each balanced chemical equation. a) \(\mathrm{Zn}\left(\mathrm{NO}_{3}\right)_{2}+\mathrm{NaOH} \rightarrow\) ? b) \(\mathrm{HCl}+\mathrm{Na}_{2} \mathrm{~S} \rightarrow ?\)
Problem 11
Write the complete and net ionic equations for the neutralization reaction between \(\mathrm{HClO}_{3}(\mathrm{aq})\) and \(\mathrm{Zn}(\mathrm{OH}) 2(\mathrm{~s})\). Assume the salt is soluble.
Problem 12
Write the complete and net ionic equations for the neutralization reaction between \(\mathrm{H}_{2} \mathrm{C}_{2} \mathrm{O}_{4}(\mathrm{~s})\) and \(\mathrm{Sr}(\mathrm{OH}) 2(\mathrm{aq})\). Assume the salt is insoluble.
Problem 12
Assuming that each double-replacement reaction occurs, predict the products and write each balanced chemical equation. a) \(\mathrm{Ca}\left(\mathrm{C}_{2} \mathrm{H}_{3} \mathrm{O}_{2}\right)_{2}+\mathrm{HNO}_{3} \rightarrow\) ? b) \(\mathrm{Na}_{2} \mathrm{CO}_{3}+\mathrm{Sr}\left(\mathrm{NO}_{2}\right)_{2} \rightarrow\) ?
Problem 12
Which is a combustion reaction and which is not? a) \(\mathrm{C}_{2} \mathrm{H}_{4}+\mathrm{O}_{2} \rightarrow \mathrm{C}_{2} \mathrm{H}_{4} \mathrm{O}_{2}\) b) \(\mathrm{C}_{2} \mathrm{H}_{4}+\mathrm{Cl}_{2} \rightarrow \mathrm{C}_{2} \mathrm{H}_{4} \mathrm{Cl}_{2}\)
Problem 12
Assign oxidation numbers to each atom in each substance. a) \(\mathrm{NaH}\) (sodium hydride) b) \(\mathrm{NO}_{2}\) c) \(\mathrm{NO}_{2}^{-}\) d) \(\mathrm{AgNO}_{3}\)
Problem 12
Balance: ___________\(\mathrm{C}_{2} \mathrm{H}_{4}+\) ___________\(\mathrm{O}_{2} \rightarrow \) ___________\(\mathrm{CO}_{2}+\) ___________\(\mathrm{H}_{2} \mathrm{O}\)
Problem 13
Is it possible for a composition reaction to also be a combustion reaction? Give an example to support your case.
