Explain what happens to the temperature of an ice cube as it melts.

Read the given expression. x = number of protons − number of core electrons which of the following explains the identity of x and its trends across a period? x is the effective nuclear charge, and it remains constant across a period. x is the screening constant, and it remains constant across a period. x is the effective nuclear charge, and it increases across a period. x is the screening constant, and it increases across a period.

What is the correct lewis structure for chloroform chcl3

Give the orbital configuration of the phosphorus (p) atom.