Mention two factors that affect the melting point of a substance. – NABTEB QUESTION by Sunday | Oct 8 | NABTEB QUESTIONS | 0 comments The two factors are: i. Prevailing pressure ii. Purity of the substance Users Also Read These:The half life of a radioactive substance is 14 days.…A solid substance with high melting and boiling…Mention TWO output devices you are aware of - NABTEB…Mention TWO template types in Microsoft excel -…Mention TWO differences between sandy soil and loamy…