Caffeine freezing point and boiling point?
NO LINKS​

Abullet found at a crime scene may be used as evidence in a trial if the percentage of metals match to the composition of metals in a bullet from the suspect's ammunition. a forensic scientist's analysis of the bullet shows that it contains 11.9 g of lead, 0.5 g of tin, and 0.8 b of antimony. what is the percentage of lead metal in the bullet? express your answers to the one's place.

Which step in naming unsaturated hydrocarbons is used for alkenes but not alkynes

How many moles are in 43.9 l of oxygen