Phosphorus-32 has a half life of 2 weeks. After 4 weeks, how much of 100 grams of a sample of phosphorus-32 remains undecayed?
Answer without units.

Clouds form when water vapor to form small droplets. a. humidifies b. condenses c. evaporates d. precipitates

Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

What is the main reason why some developing countries fear the increase the free trade policies around the world?