Examlex
When the following equation is balanced,the coefficient of dinitrogen pentoxide is ________. N2O5 (g) + H2O (l) → HNO3 (aq)
Number Expression
A mathematical phrase that represents a specific quantity or amounts using numbers and operational symbols.
Dinner Plates
Large circular dishes from which main meals are eaten, part of a tableware set.
Number Expression
A mathematical phrase that can represent a particular quantity or combination of quantities.
State Competition
A contest or tournament that takes place at the state level, often involving participants from various locales within the state.
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