PLEASEEE HELP IST ABOUT CALCULATING ABUNDANCES

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.

Why is permeable soil best for plants that need a lot of drainage?

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o