how does your prediction match the actual atomic number and atomic mass for gallium on the periodic table

If a reaction has g of -136kj at 110°c, will it be spontaneous at this temperature (110°c)? yes or no

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?