pls help x Explain how the relative atomic mass and the mass number of elements are different, and hence why some elements have relative atomic masses that are not whole numbers. Thank you :)

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. initial mass and yield 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

How does the presence of oxygen affect the chemical pathways used to extract energy from glucose?

The three types is stress that act on earths rocks are compression, tension, and