What usually forms when an acid reacts with a base?
A) Salt and water B) Only oxygen C) Only hydrogen D) Carbon and sulfur Answer: A Explanation: Acid-base neutralization commonly […]
Acids, Alkalis & Salts, Every Day Science
Acids, Alkalis & Salts
Acids, Alkalis & Salts, Every Day Science
Which acid is the major acid of ordinary vinegar?
A) Sulfuric acid B) Hydrochloric acid C) Nitric acid D) Acetic acid Answer: D Explanation: Vinegar contains dilute acetic acid. […]
Acids, Alkalis & Salts, Every Day Science
Which base is present in many antacid tablets as a calcium compound?
A) Calcium carbonate B) Sodium chloride C) Hydrochloric acid D) Carbon dioxide Answer: A Explanation: Calcium carbonate can neutralize some […]
Acids, Alkalis & Salts, Every Day Science
Which everyday-science term describes a mixture of dyes showing different colors across a broad pH range?
A) Vinegar B) Acid C) Neutral solution D) Universal indicator Answer: D Explanation: Universal indicator means a mixture of dyes […]
Acids, Alkalis & Salts, Every Day Science
Which everyday-science term describes a solution with equal hydronium and hydroxide concentrations?
A) Red litmus B) Vinegar C) Acid D) Neutral solution Answer: D Explanation: Neutral solution means a solution with equal […]
Acids, Alkalis & Salts, Every Day Science
Which everyday-science term describes a substance that can donate protons in water-based acid-base chemistry?
A) pH B) Red litmus C) Vinegar D) Acid Answer: D Explanation: Acid means a substance that can donate protons […]
Acids, Alkalis & Salts, Every Day Science
Which everyday-science term describes sodium hydrogen carbonate used in cooking?
A) Acid B) Neutral solution C) Universal indicator D) Baking soda Answer: D Explanation: Baking soda means sodium hydrogen carbonate […]
Acids, Alkalis & Salts, Every Day Science
Which pH value indicates a basic aqueous solution at 25 °C?
A) 2 B) 10 C) 5 D) 7 Answer: B Explanation: At 25 °C, basic solutions have pH above 7. […]
Acids, Alkalis & Salts, Every Day Science
Which pH value indicates an acidic aqueous solution at 25 °C?
A) 3 B) 7 C) 10 D) 14 Answer: A Explanation: At 25 °C, acidic aqueous solutions have pH below […]
Acids, Alkalis & Salts, Every Day Science
Which substance can neutralize excess stomach acid in an antacid?
A) Glucose B) Magnesium hydroxide C) Sodium chloride D) Oxygen gas Answer: B Explanation: Magnesium hydroxide is a base. It […]