Write two paragraphs comparing acids and bases Include:
- Physical properties (for both)
-Chemical properties (for both)
-pH (for both)
-At least two examples that are are common in our daily lives (for both)​

If you mix chlorine lithium and nickel together which two elements would be the most reactive

One day, after pulling down your window shade, you notice that sunlight is passing through a pinhole in the shade and making a small patch of light on the far wall. you see that the patch of light seems to be a circular diffraction pattern. it appears that the central maximum is about 1 cm across and you estimate that the distance from the window shade to the wall is about 3 m. what is (a) the average wavelength of sunlight? (b) the diameter of the pinhole?

True or false: the cycle of seasons on the earth is caused by the tilt of the earth on its axis toward and away from the sun.