Potassium perchlorate is a powerful oxidizer and often used in fireworks. calculate the heat required to raise 10.0 g of potassium perchlorate from standard room temperature (23c) to an ignition temperature of 900c.

Here’s one way to follow the scientific method. place the missing steps in the correct position in the process

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.

Suppose the universe were completely empty except for one object-a solid sphere moving through space of 100 km/s. what sort of path would the object be moving in? explain your answer