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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIf Avogadro number \(N_{A}\), is changed from \(6 . 022 \times \left(10\right)^{23}\)\(\text{mol}^{- 1}\) to \(6 . 022 \times \left(10\right)^{20} ~\text{mol}^{- 1}\) this would change:
1. | The definition of mass in units of grams |
2. | The mass of one mole of carbon |
3. | The ratio of chemical species to each other in a balanced equation |
4. | The ratio of elements to each other in a compound |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe maximum number of atoms is present in which of the following -
1. 1 g of Mg(s)
2. 1 g of O2 (g)
3. 1 g of Li(s)
4. 1 g of Ag(s)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPrefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyOne mole of oxygen gas at STP is equal to:
(a) | 6 .022× 1023 molecules of oxygen |
(b) | 6.022 × 1023 atoms of oxygen |
(c) | 16 g of oxygen molecule |
(d) | 32 g of oxygen |
Choose the correct answer from the option given below:
1. | (a) and (b) | 2. | (a) and (c) |
3. | (a) and (d) | 4. | (c) and (d) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology