In an academic discussion about chemistry, "H2O" is often mentioned. What does "H2O" represent? A. Hydrogen Oxide B. Hydroxide Oxide C. Hydronium Oxide D. Dihydrogen Monoxide 相关知识点: 试题来源: 解析 D。“H2O”是“Dihydrogen Monoxide”的缩写,即水。选项 A“Hydrogen Oxide”表述不准确;选项...
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What does a neutral pH of 7 actually represent? What are the pH ranges for acids and bases? Give examples of neutral compounds. Which ion will form a basic solution when dissolved in water? What does pH stand for in chemistry? What ions form when water dissociates? What are five general...
What kind of reaction does the carboxylase enzyme catalyze? The term that refers to all of the chemical reactions in living cells is: a. anabolism b. metabolism c. glycolysis d. catabolism Given the reaction glucose + Pi gives glucose-6-phosphate + H2O, which requires energy to proceed, how...
Explain the nature of the bonding of H2O. What is covalent bonding? Define it. Explain what is meant by molecules having an ionic bond, a covalent bond, and a polar bond. How does this make the molecules different in terms of their chemical behavior? Two hydrogen at...
Dehydration is a chemical reaction where two substances react, resulting in the loss of water molecules. A dehydration reaction may result in to change of color of the compound formed. Answer and Explanation:1 When concentrated sulphuric acid is added to hydrated copper (II) crystal...
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This day is coming soon as it always does. The perverse minds of evil always self destruct As their addiction to our suffering can never be sated, Exerting control for their paranoia and fear of men. For every good man will take down these brutes. Every free man will give up himself for...
What does a neutral pH of 7 actually represent? What is the hydronium ion? What are three pH neutral aqueous compounds? What produces hydronium ions in water? What does a weak acid do in water? What does water dissociate into? What is the charge on the hydronium ion? What is the charge...
What does the solubility (0.016 mol/L) represent? Which of the following compounds has the lowest solubility in mol/L in water at 25 degrees Celsius? \\ A)\ Ag_3PO_4\ \ \ K_{sp} = 1.8 \times 10^{-18}\\ B)\ Sn(OH)_2\ \ \ K_{sp} = 3 \times 10^{-27}\\ C)\ CdS...