What is being oxidized, and what is being reduced? what is being oxidized, and what is being reduced? n2 is being oxidized and h2 is being reduced h2 is being oxidized and n2 is being reduced

The number at the end of an isotope’s name is the number.

Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o          sncl2•4h2o          sncl2•6h2o

In in , is to a 28.4-g (1-oz)−23.0 °c to −1.0 °c?