¿Cuantos átomos hay presentes en 2,3 gramos de sodio?

Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.

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.

Which substance produces hydroxide ions in solution? a. an arrhenius acid b. an arrhenius base c. a brønsted-lowry acid d. a brønsted-lowry base e. an amphoteric substance