What is the mass of nh4cl that must dissolve in 200 grams of water at 50 degrees Celsius to make a saturated solution

How much heat is released upon converting one mole of steam (18.0 g) from 100.0 ∘c to water at 25.0 ∘c? show work and constants, trying to figure out how it works. only given the heat capacity for steam and water so try to only use that

Which statement best describes the function of enzymes?

Arrange the elements in order of increasing electronegativity. use the periodic table to you arrange the elements. p o k mg