Each puzzle has one and only one unique solution, and each can be solved using only pure logical deduction-guessing and trial-and-error methods are never required for these puzzles. If you're new to numbergrids, try the smaller puzzles first, then move on to the larger ones.
The Arrhenius definition of acids and bases is one of the oldest. An Arrhenius acid is a substance that when added to water increases the concentration of H1+ ions present. The chemical formulas of Arrhenius acids are written with the acidic hydrogens first.
Meaning: (H2SO4) a highly corrosive acid made from sulfur dioxide; widely used in the chemical industry. Classified under: Nouns denoting substances. Synonyms: oil of vitriol; sulfuric acid; sulphuric acid; vitriol.Hypernyms (sulphuric acid is a kind of...): acid (any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt).eronyms (substance of sulphuric acid): atomic number 16; S; sulfur; sulphur (an abundant tasteless odorless multivalent nonmetallic element; best known in yellow crystals; occurs in many sulphide and sulphate minerals and even in native form (especially in volcanic regions)).