2. A population of 137 prairie dogs have taken up home in schools football field! The area of a football field is 7140 m2 . What is the population density of prairie dogs in the football field?

Base your answer on the information below and on your knowledge of chemistry. nitrogen dioxide, no2, is a dark brown gas that is used to make nitric acid and to bleach flour. nitrogen dioxide has a boiling point of 294 k at 101.3 kpa. in a rigid cylinder with a movable piston, nitrogen dioxide can be in equilibrium with colorless dinitrogen tetroxide, n2o4. this equilibrium is represented by the equation below. 2no2(g) n2o4(g) + 58kj at standard pressure, compare the strength of intermolecular forces in no2(g) to the strength of intermolecular forces in n2(g).

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

What shape would a molecule with two bound groups and two lone pairs have?