If you start with 50.3 g of Al(OH)3, and you isolate 39.5 g of AICI3, what is the percent yield?

What type of reaction is zn + cucl2 → cu + zncl2?

Define dew point. i am writing this part to be able to ask the question

A5.000 g sample of niso4 h2o decomposed to give 2.755 g of anhydrous niso4. what is the formula of the hydrate? what is the full chemical name for the hydrate? what is the molar mass of the hydrate? niso4•_h2o what is the mass % of water in the hydrate?