About how old are the earth and solar system?

What is the shortened structural formula for KHP? What makes carbon-14 so useful in carbon dating or radio dating and could a stable isotope be used the same way? Is it possible to prove a hypothesis by conducting rigorously controlled experiments? What is 2.57 cubic meters in feet? What happens to water that is not removed from land by evaporation? How do mangrove forests disperse their seeds? Were the wampanoag people and the colonist good friends during the harvest celebration of 1621? In animals field studies why do scientists usually try to work without making the animals aware that humans are present? What role did the spectators of rome play? What happens when a rock is exposed to a chemical? What would happen to the amount of matter on earth if mass were not conserved during changes of state? How do humans affect the biodiversity of the ecosystem? What do scientists think may be the remains of a planet that once existed in our solar system? What happens to the DNA of a cell during mitosis.why it is necessary? In design what kind of unity is created when individual element have an effect of their own and are not subordinate to toatal effect? What is another name for phospholipid bilayer? Why is the neutral wire thinner in overhead 3-phase AC transmission line? Who discovered egg ingredient? What is the purpose of global address? Can dehumidifier damage plants?