The acid ionization equilibrium for the weak acid HF is represented by the equation below. To prepare a buffer with a pH=3.50 , a student needs to mix 250.mL of 0.100MHF and 250.mL of 0.100MKF . If the student mistakenly mixes 250.mL of 0.0500MHF and 250.mL of 0.0500MKF , which of the following is the result of this error? *

The grooves or folds of the brain are called

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

Why do electrons further from the nucleus have more energy