Calculate the number of moles of carbon atoms in 1.64 grams of tetracycline (C₂₂H₂₄N₂O₈) (C = 12.01, H = 1.01 N = 14.0, O = 16.0)
University of Ilorin CHM101 2015 past question
- 4.89 × 10²² atoms
- 8.49 × 10²³ atoms
- 9.48 × 10²² atoms
- 8.94 × 10²² atoms
Register free to see the answer and step-by-step explanation
More University of Ilorin CHM101 2015 past questions
Related questions
- Which of these pairs of metals has variable valencies?
- J.J. Thomson's model of the atom was replaced by:
- Phosphorus burns as: P₄ + 5O₂ → P₄O₁₀. How many litres of O₂ at STP are needed to oxidize 12.4g of P₄? (P=31, O=16, molar volume=22.4L)
- Which statement is FALSE when ice cubes are added to hot tea?
- Temperature, enthalpy, entropy, and energy changes are called:
- Ionization energy:
