How many molecules of n 2o 4 are in 76.3 g n 2o 4? the molar mass of n 2o 4 is 92.02 g/mol.

Which of these is a density dependent factor? a. epidemic b. earthquake c. drought d. hurricane

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.

Recognizing the properties of water water has a "bent" geometry. which explanation does not explain why? o water's oxygen has unbonded electron pairs that repel each other. water can form hydrogen bonds. electrons are evenly distributed in the water molecule. do ne