How many particles are in 0.5 mol, approximately?
A1.204 × 10²⁴
B3.011 × 10²²
C6.022 × 10²³
D3.011 × 10²³
Answer & Solution
Correct answer: D. 3.011 × 10²³
Half a mole contains half of 6.02214076 × 10²³ entities.
Keep practising Mole Concept and Stoichiometry
Browse all Mole Concept and Stoichiometry questions for ICSE Class 10, or explore more Chemistry topics.
Related questions
Match each empirical formula problem with the calculated empirical formula:Match each quantity with its number of moles:Match each molecular calculation formula with its expression:Match each stoichiometric gas relationship at STP (0°C, 1 atm):Which ratio leaves no reactant in excess after completion?Under ideal-gas conditions, what can be said about gas volume ratios in a reaction?Why are molar masses of natural elements often not whole numbers?For a pure sample, what quantity is found by dividing mass by molar mass?