A 0.0622 m solution of iron (III) chloride, FeCl3, in water freezes at –0.412°C. Determine the Van’t Hoff’s factor of FeCl3 in this 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.

How hot is the suns corona? (integrated science)

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?