Find the enthalpy of hydration for an iodide ion in the process Rbl - Rb+ +|-. Use AHsol = - Hat + Hhydr. AHsoi = 31.0 kJ/mol
A Hiat = -630.0 kJ/mol
AHnydr of Rb* = -315.0 kJ/
mol
0-661.0 kJ/mol
0-661 kJ/mol
0-284.0 kJ/mol
0-284 kJ/mol

Fugu, also known as puffer fish, is a sushi delicacy that can also be lethal. puffer fish contain a powerful toxin that can kill an adult a few hours after ingestion. sushi chefs who prepare fugu must be specially trained because any contamination of the toxin-free areas of the fish can be deadly. recently this toxin has been put to good use, as scientists have discovered that a purified form of it can treat severe pain in cancer patients. this recent scientific discovery would fall under which area of chemistry? applied biochemistry pure organic chemistry pure physical chemistry applied inorganic chemistry

Calculate the number of molecules present in 0.750 mol of mgo.

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space