Can someone help me out please?Silicone has three naturally occurring isotopes. They have mass numbers of 28, 29, 30. If the atomic mass of silicone is 28.086, which is the most abundant? Explain

What happens when an acid dissolves?

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?

Ted and emily played a mixed doubles tennis match against jack and brenda. in the second match. ted and brenda played against jack and emily. which type of chemical reaction does the situation demonstrate?