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True or false when elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that make it.

Compare the horizontal displacement of the two balls as they travel to the ground. what do you observe?

Two waves maximally constructively interfere at a point in space. among the options below, select the possible value of their phase difference at that point in space.a. zerob. πc. π/2d. not determinable by the information provided