Suppose you stir a little baking soda into water until the water looks clear again. how could you prove to someone that the clear material is a solution, not a compound?

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.

Akno3 solution containing 51 g of kno3 per 100.0 g of water is cooled from 40 ∘c to 0 ∘c. what will happen during cooling?

Which of these statements best explains why space exploration should be encouraged? it prepares humans to live without oxygen. it dispel myths about objects in space. it prevents comets and asteroids from striking earth. it creates technology to absorb harmful radiations in space.