Identify the measurements that must be made for both procedures to investigate the effect of HCl concentration on the reaction rate and to determine the reaction order with respect to HCl. Name the independent and dependent variables for each series of experiments, and write some suitable values for the independent variable.

Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.

How many moles are in 123.0 grams of kclo4?