True or False, Substances have different properties?

Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line

Why sncl2 is solid while sncl4 is liquid at room temprature explain it in easy way

Помогите решить задачу с оформлением дано найт решение пожалуйста? ? номер у прошу