When and where was siddhartha gautama born? 500bc india600bc china150ad mongolia 800ad tibet

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?

Which of the following statements is true about energy quantization at the atomic level? electrons in the outermost orbits are the most stable. electrons in all the orbits around the nucleus have the same amount of energy. electrons in the orbit closest to the nucleus have the least amount of energy. electrons absorb or release the same amount of energy independent of the energy levels.

What two categories of toxins were present in the air at dish,texas as a result of the gas pipelines that pass through the area