Indium-115 has a half-life of 4.5 hours. A 24.0 mg sample of indium under goes radioactive decay. How much indium would remain after 27 hours? a)375 mg

b)24.0 mg

c)5.33 mg

d)12.0 mg

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.

In which reaction is precipitation occurring?

What type of radiation is lead emitting in the following equation? alpha particles beta particles gamma rays