Substance ‘A’ has a high melting point, the arrangement of particles are closely packed and it can conduct electricity. What state is substance 'A'

(1.6 × 10-19)(5.0 × 106) = c × 10d identify the missing numbers below to show the result of multiplying the numbers.

Describing intermolecular forces use the drop down menus to match the type of intermolecular force to its name dipole dipole interactions dipole induced dipole interactions london dispersion forces hydrogen bond van der waals forces done

Which of the following units is not an official si unit