20.0 cm3 of sulfuric acid, concentration 0.30 mol/dm, was added to 40 cm3 of sodium hydroxide, concentration 0.20 mol/dm3 Please answer this question clearly and step by step

Complete the sentence. the lower the hydrogen ion concentration, the the ph. higher lower closer to 7 closer to 0

Design techniques and materials that reduce the negative environmental impact of a structure are referred to as

In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.