Balance Cl2(g) + NaBr(aq)--> NaCl(aq) + Br2(1)​ and indicate the type of reaction

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

How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.

Convert .347 kilometers to miles show your work