To find the atomic mass (atomic weight) of an atom you need to
a. how many protons are in the atom
b. how many neutrons are in the atom
c. the average number of protons and neutrons of all like substances on earth (example- silver)
d. the chemical symbol, using letters

Your answer should have the same number or significant figures as a he starting measurement. 3201 ml =

Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility

2-bromo-2-methylbutane undergoes an e1 elimination reaction in the presence of ethanol. in the next reaction only one of the possible products is represented. although the product shown is not the major product of the reaction, notice that there is more than one way it can be produced. complete the mechanism and draw the missing substances.