Walking on sand with your bare feet demonstrate what kind of heat transfer

What are the concentrations of hydroxide and hydronium ions in a solution with a ph of 10.2?

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

How many atoms are there in 5.70 mol of mg