Can I find the state of any compound using the solubility rules? How do I find the state of Ca3N2 using the solubility rules?

Given that the molar mass of nano3  is 85.00  g/mol, what mass of nano3  is needed to make 4.50  l of a 1.50  m nano3solution? use  .6.75 g18.9 g255 g574 g

The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?