What is the correct formula for calcium nitride

The drawing represents the movement of particles in a substance. what changes of state can this substance undergo

How are isotopes of the same element alike?

Which of the following is the most likeley example of an favorable mutation a. a mutation that makes a rabbit able run faster b. a mutation that changes the rabbit's fur to bright orange c. a mutation that changes the color of the rabbit's eyes d. a mutation that gives a rabbit a third ear