Magnesium burns in air to produce magnesium oxide. If a sample of magnesium requires 15.0 g of oxygen to burn completely and forms 37.8 g
of magnesium oxide, what will be the mass of the sample of magnesium?
Explain why this number is important for the Law of of Conservation of
Mass. *

1. list three scientific reasons cockroaches may fly.

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

Answer explain why it is not possible to deduce a complete order of reactivity.