What data must you know about the isotopes of an element to calculate the atomic mass of the element?

Which type of bonding involves the complete transfer of a valence electron from a less electrogrative atom to a more electronegative one

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

In pqr m< p=60 m< q= 30 and m