How does the oceanic crust compare to continental crust? (1) the oceanic crust is thinner and contains less basalt

(2) the oceanic crust is thinner and contains more basalt

(3) the oceanic crust is thicker and contains less basalt

(4) the oceanic crust is thicker and contains more basalt

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

Tell me the iupac names of the following alcohols:

Ascientist measures the speed of sound in a monatomic gas to be 449 m/s at 20∘c. what is the molar mass of this gas?