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State the information provided by a chemical equation.
Concept: undefined >> undefined
Chemical equations suffer from a number of limitations. State the main limitations of a chemical equation.
Concept: undefined >> undefined
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State what is a balanced equation with a relevant example. Give a reason why an equation is balanced with reference to the law of conservation of matter.
Concept: undefined >> undefined
Write a balanced molecular equation for the following word equation:
\[\ce{Calcium + oxygen->Calcium oxide}\]
Concept: undefined >> undefined
Write a balanced molecular equation for the following word equation:
\[\ce{Calcium + water->Calcium hydroxide + hydrogen}\]
Concept: undefined >> undefined
Write a balanced molecular equation for the following word equation:
\[\ce{Zinc + sulphuric acid->Zinc sulphate + hydrogen}\]
Concept: undefined >> undefined
Write a balanced molecular equation for the following word equation:
\[\ce{Lead sulphate + ammonium hydroxide->Ammonium sulphate + lead hydroxide}\]
Concept: undefined >> undefined
Write a balanced molecular equation for the following word equation:
\[\ce{Copper hydroxide + nitric acid->Copper nitrate + water}\]
Concept: undefined >> undefined
Write a balanced molecular equation for the following word equation:
\[\ce{Lead nitrate + sodium chloride->Sodium nitrate + lead chloride}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{P + O2->P2O5}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{K + H2O->KOH + H2}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{Na2O + H2O->NaOH}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{Fe + H2O⇌Fe3O4 + H2}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{CaO + HCl->CaCl2 + H2O}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{Fe + Cl2->FeCl3}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{Al + H2O->Al2O3 + H2}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{Al + H2SO4->Al2(SO4)3 + H2}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{Fe2O3 + H2->Fe + H2O}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{C + H2SO4->CO2 + H2O + SO2}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{Pb3O4->PbO + O2}\]
Concept: undefined >> undefined
