Do certain types of chemical reactions tend to be endothermic? why?

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

Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery

In the particles are arranged in a regular, repeating pattern. a)a crystalline liquid b)a crystalline solid c)all gases d)all solids