5. heat will flow from a hot object to a cold object until the objects reach collapse. stability. boiling point. equilibrium.

Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?

In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town

Suppose a lab group reports a ppercent yield of sand of 105. is it really possible to collect more sand than was originally represented? what is the possible explanation for the extra product?