Find the average atomic mass of neon, given the atomic masses and relative abundance of its three isotopes. ne-20: 19.992 amu; 90.48% ne-21: 20.993 amu; 0.27% ne-22: 21.991 amu; 9.25%a. 20.992 amub. 19.992 amuc. 20.1797 amud. 20.688 amu

Light waves travel than sound waves.

What is the formula of the ionic compound composed of calcium cations and chloride anions

2-bromo-2-methylbutane undergoes an e1 elimination reaction in the presence of ethanol. in the next reaction only one of the possible products is represented. although the product shown is not the major product of the reaction, notice that there is more than one way it can be produced. complete the mechanism and draw the missing substances.