Mole ConceptHard

Question

Twenty molecules of SO3 will weigh as much as ….. molecules of oxygen.

Options

A.100
B.50
C.15
D.8

Solution

20 × 80 = N × 32 ⇒ N = 50

Create a free account to view solution

View Solution Free
Topic: Mole Concept·Practice all Mole Concept questions

More Mole Concept Questions

How much NaNO3 must be weighed out to make 50 ml of an aqueous solution containing 70 mg of Na+ per mL ?...The commonly used pain reliever, aspirin, has the molecular formula C9H8O4. If a sample of aspirin contains 0.968 g of c...The Ksp of Ag2CrO4, AgCl, AgBr and AgI are respectively, 1.1 × 10-12, 1.8 × 10-10,. 5.0 × 10-13, 8.3 &#21...Three isotopes of an element have mass numbers M, (M + 1) and (M + 2). If the mean mass number is(M + 0.5), then which o...When burnt in air, a 12.0 g mixture of carbon and sulphur yields a mixture of CO2 and SO2, in which the number of moles ...