Consider the chemical equation.

2nbr3 + 3naoh --> n2 + 3nabr + 3hobr

if there are 40 mol of nbr3 and 48 mol of naoh, what is the excess reactant?

n2
nbr3
naoh
hobr

According to the passage, which of these is true about gray water systems? a) gray water systems use plants that require less water. eliminate b) gray water systems require the use of less fossil fuels. c) gray water systems reduce the amount of fresh water used. d) gray water systems reduce the amount water used by shower heads.