What contribution to atomic theory resulted from Albert Einstein's work? O A. A new understanding of what caused some elements to be
radioactive
B. A new model of the atom that described electrons as being in a
cloud
C. The discovery that different numbers of neutrons produced
isotopes
D. A new understanding that the nucleus contained protons and
neutrons

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

The following reaction shows the products when sulfuric acid and aluminum hydroxide react. al(oh)3 + h2so4 → al2(so4)3 + h2o the table shows the calculated amounts of reactants and products when the reaction was conducted in a laboratory. sulfuric acid aluminum hydroxide initial amount of reactant 40 g 15 g theoretical yield of water from reactant 14.69 g 10.38 g what is the approximate amount of the leftover reactant? 11.73 g of sulfuric acid 10.33 g of sulfuric acid 11.12 g of aluminum hydroxide 13.67 g of aluminum hydroxide

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption