How many moles of sulfuric acid (H2SO4) are in 63.5 mL of a 3.0 M solution?

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.

Describe the interaction that occurs between two objects with the same electrical charge.

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.