You have a 50.00 gram sample of a compound whose molecular weight is 180.156. On decomposition, the weights of the component elements are 20.00 grams of carbon, 3.36 grams of hydrogen, and 26.64 grams of oxygen. The molecular formula for the compound is C__H__O__. please help!

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?

Imagine a small synthetic vesicle made from pure phospholipids enclosing an interior lumen containing 1 mm glucose and 1 mm sodium chloride. if the vesicle is placed in pure water, which of the following happens faster? a. na+ diffuses out. b. cl– diffuses out. c. h2o diffuses in. d. glucose diffuses out. e. sodium chloride diffuses out.