Global climate change is a.
a politically motivated deception generated by scientists with an environmentalist agenda.

b.
hotly debated by a deeply divided scientific community.

c.
a hypothesis that is not yet well supported by scientific evidence.

d.
understood by science to be a fact, and as largely the result of human activities.

The pressure inside a hydrogen-filled container was 2.10 atm at 21 ? c. what would the pressure be if the container was heated to 92 ? c ?

Which of the following is not a good technique for managing used oil? a) have specific, labeled catch pans available for technicians who are collecting oil b) spills in your shop and any releases on pavement or outside should be poured down a drain c) do not use oil containers for antifreeze or other non-similar fluids d) be prepared for oil spills with the proper absorbents

Calculate the number of molecules present in 0.750 mol of mgo.