What is the density of argon gas (MM = 39.9 g/mol) at 101 kPa
and 0 °C?

What is the nature of the ca-cl bond in a molecule of calcium chloride (cacl2) if the electronegativity value of calcium is 1.0 and that of chlorine is 3.16?

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table

Is this correct if not can u correct me