1. Explain the following terms i. Design ii. Possible solution iii. Specification. 2. Give the association of the following colour in nature. i. White ii. Green iii. Red iv. Black ​

An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d

Avariable that is not being directly tested during an experiment should be changed varied experimented controlled

How might this scientific phenomena be explained? a paper clip floats on water.