A/an is the smallest unit of matter that has the characteristics of a chemical element. Question 10 options:
A)  electron
B)  molecule
C)  atom
D)  proton​

What happened in 2012 and how does it illustrate the importance of understanding the sun and how it works?

You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount

What type of electromagnetic radiation has a shorter wavelength than blue light