Which reaction directly contributes to acid precipitation? s + 2o2 ? so42– so3 + h2o ? h2so4 6co2 + 6h2o (+ light energy) ? c6h12o6 + 6o2 2n2 + 6h2o ? 4nh3 + 3o2 c6h12o6 + 6o2 ? 6co2 + 6h2o

23. public and private investment in infrastructure include all of the following except a) worker knowledge and skill development b) telecommunication systems, internet provider systems, and power distribution systems c) highways, transit systems, airports, harbors, and educational facilities d) fire departments, police departments, and public safety systems e) water systems, wastewater treatment systems, and navigational systems

How will not wearing a seatbelt affect you as a now and the in the future

Why is it essential to operationally define the variables in a study?