Draw the products formed when pentanoic anhydride [(ch3ch2ch2ch2co)2o] is treated with the following reagent. differentiate products by greater or lesser molecular mass. (ch3ch2)2nh (excess)

The density of an unknown gas at 98°c and 740 mmhg is 2.50 g/l. what is the molar mass of the gas with work showed?

Based on its chemical properties, identify the position of each chemical family on the periodic table.

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean