Discover Questions

Cosine theta is √2/2, find angle in measures of degrees and radians.? Calculate the heat change in kilocalories for vaporization of 46 g of water at 100∘C.? What does a large t statistic (whether positive or negative in sign) imply in an independent-measures t test? Which planets lie on the ecliptic & what does this say about the tilt of the planets' orbit relative to each other? 1)draw Lewis structures for all reactant and product molecules N2(g) + 3H2->2NH3
2) calculate the enthalpy change for the reaction.?