The amount of energy required to remove the outermost electron from a gaseous atom in the ground state is known as

(1) first ionization energy

(2) activation energy

(3) conductivity

(4) electronegativity

How does the position of an element on the periodic table allow you to determine if the element is a metal

In a redox reaction, why does an element's oxidation number decrease?

A scientist studies the DNA of three different species. The DNA from species A is more similar to DNA from species B than DNA from species C. Which species are probably the most closely related? Explain your answer.

You have 2 moles of NaOH how many molecules of NaOH?

A 14.0 wt% solution of CaCl 2 (110.98 g/mol) has a density of 1.126 g/mL. What is the mass, in milligrams, of a 19.2 mL solution of 14.0 wt% CaCl 2

What will happen if we burn carbon monoxide In a closed room?

What elements does silver have.

What is the mass of 1 mole of carbon dioxide CO2?

An experiment is performed using 7 liquids; Methanol, Ethanol, Propanol, Butanol, Water, Pentane and Acetone. a.) The order of rates of evaporation from fastest to slowest are shown: Pentane, Ethanol, Methanol, Acetone, Water, Propanol and Butanol.

What does a molecule look like