YES YES YES YES YES YES YES YES I don’t get what u are saying but points for me!
C. In radiometric dating, scientists place samples of a fossil in certain liquids until the samples dissolve. The rate at which they dissolve indicates the age of the fossil.
Animal Kingdom. One of the six kingdoms, characteristics include: heterotrophic (obtains energy from eating other organisms), multicellular, eukaryotic and cells have a nucleus but no cell wall or chloroplasts.
There is only one structure feasible for a tetrahedral molecule with such a formula, under the supposition that A is in the center of the tetrahedredon. In this case X and Y are in the vertices of the tetrahedron.
If you draw several figures changing the position of the X's and the Y around the center (A), you will see that all are equivalent.
This is the case of the product CH3Cl, named chloromethane, which, for the same reason given above, does not have isomers.
