Choose one example and describe the appearance of the adult and their young?

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )

The diagram below shows the movement of particles. what does this piece of evidence best support? the collision theory the maxwell-boltzmann distribution the effect of pressure on reaction rates the effect of temperature on reaction rates

How can a give a full method for the experiment of separating sand from water by filtration? 1-materials 2-steps 3-conclusion also for water and salt separated by the evaporation or distillation process