Carbon-14 has a half-life of 5730 years. After 17,190 years how much carbon-14 will be left in a fossil leaf that started with 0.492 grams of carbon-14? step by step

Schrodinger and heisenberg developed an alternate theory about atomic nature that contradicted some of bohr's model of the atom. how do changes resulting from new technology and evidence affect the reputation of the atomic theory?

11) burning your hand when accidentally touching a hot plate is an example of which heat transfer? a. conduction b. convection c. radiation d. none of these

What is the oxidation state of an individual bromine atom in nabro3?