Cuanto tiempo demorara un competidor en recorrer 500 metros planos, avanzando a 5 m/s​

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

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )