NEET Chemistry · Hard

Some Basic Concepts of Chemistry: Water of crystallization MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

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Water of crystallizationHardQuestion 20048

Question

Molar mass of washing soda Na2CO310H2ONa_2CO_3\cdot10H_2O is:

  1. A
    286
    Correct
  2. B
    106
  3. C
    180
  4. D
    304

Correct answer

286

Explanation

106 + 10×18 = 286.