Use the data from the Appendix II B in the back of your text, Chemistry: A Molecular Approach by Nivaldo Tro, to calculate the ΔHdissolution of potassium nitrate. KNO3(s) ↔ K+(aq) + NO3-(aq)
a) 35.6 KJ/mol
b) +459 KJ/mol
c) -35.6 KJ/mol
d) -459 KJ/mol

Explain why scientists use shared characteristics to make cladograms.

Which sentence from holes contains an implied personality trait? stanley and his parents had tried to pretend that he was just going away to camp for a while, just like rich kids do. he'd just been in the wrong place at the wrong time. stanley felt somewhat dazed as the guard unlocked his handcuffs and led him off the bus. stanley nodded to show he understood

How is the way a mixture is combined different from how a compound is combined?