Find ΔS o for the combustion of ammonia to nitrogen dioxide and water vapor. J/K Is this the sign of ΔS o you would get if you only considered the change in moles of gas during the reaction?

Asolution contains 225 g of sodium chloride, nacl, dissolved in enough water to make a 0.25 l of solution. what is the molarity of the solution?

Why are people not able to scuba dive in the deep part of the ocean

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.