Stoichiometry MCQs
Practice free Stoichiometry multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 371 questions — no login required.
Question 316easy
If pH value of an acidic solution is decreased from 5 to 2, then the increase in its hydrogen ion concentration is __________ times.
Question 317easy
pH value of a solution containing 1 gm of hydrogen ion per litre will be
Question 318easy
Enthalpy change resulting, when unit mass of solid is wetted with sufficient liquid, so that further addition of liquid produces no additional thermal effect, is called the heat of
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Question 319easy
What is the simplest formula of a compound containing 50% of element A (atomic weight = 10) and 50% of element B (atomic weight = 20)?
Question 320easy
One Newton is equal to __________ dynes.
Question 321easy
Which of the following expressions defines the Baume gravity scale for liquids lighter than water?
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Question 322easy
In a binary liquid system, the composition expressed as __________ is independent of the temperature & pressure.
Question 323easy
Pick out the wrong unit conversion of mass transfer co-efficient.
Question 324easy
CaCO3 contains __________ percent of Ca by weight.