Chapter 3: Fundamentals of Chemistry Mcqs for High School - Grade 9

Engineering MCQs CBSE MCQs

Q.  The number of atoms of hydrogen in 2 moles of NH3

a. 5 * 10²³
b. 3.01 * 10²³
c. 3.61 * 10²⁴
d. 4 * 10²³



 

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