Answer: Alkaline-earth metal, any of the six chemical elements that comprise Group 2 (IIa) of the periodic table. The elements are beryllium (Be), magnesium (Mg), calcium (Ca), strontium (Sr), barium (Ba), and radium (Ra). Hopefully i helped
Explanation:
They would die, oxygen benefits essential parts of the brain such as heart and brain
Answer: Baking soda
Explanation:
Sodium bicarbonate has a chemical formula of NaHCO3, it is a white precipitate formed when excess carbon dioxide is bubbled through a concentrated solution of sodium hydroxide.
It is used in cooking and serves as baking powder.
The method scientists could use is radiocarbon dating. This method involves the analysis of a specific type of carbon atom in fossils. Carbon 14 is radioactive and has a half-life of approximately 5730 years. By measuring the amount of carbon 14 left in a sample scientist should be able to determine the approximate time when the soil was laid down.
