Na got 3 atomic numbers o got 16 but when u do its 6 add to 2 to o makes 8 so that's whole but how do i do the formula na+2 but there was one u leave out cause it. did not fit so like idk

Based on the law of conservation of energy, which statement is false? answer- energy is lost when machines dont work right

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 does kepler second law of planetary motion overthrow one of the basic beliefs of classical astronomy