You are working a crime scene and discover a weapon. How do you pick up the weapon so you do not disturb any latent fingerprints?

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.

If the element whose electric configuration ends in the d sublevel, the element is calssified as? a.inner transition b.noble gases c.representative d. transition

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %