Question 2 Enter the appropriate value to answer the question or solve the problem.
If a balloon holds 3.5 liters of air, how many moles of air are in the balloon? ROUND YOUR
ANSWER TO 1 DECIMAL PLACE AND DO NOT INCLUDE UNITS.

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.

An electrons position cannot be known precisely only it's probability of being in a certain location can be known

Calculate the mass of silver needed to react with chlorine to produce 126g if silver chloride?