Fundamental Principles of Organic ChemistryCommon and IUPAC Names of Aromatic Compounds2816Choose the best answerWhich pair is correctly matched?AAcetophenone — 1-Phenylethan-1-oneBToluene — EthylbenzeneCAnisole — EthoxybenzeneDXylene — Trimethylbenzene Like 0 Discuss 0Share
StoichiometryGram-Atom and Mole Concept2817Choose the best answerHow many gram-atoms of oxygen are present in 0.3 mol H₂C₂O₄·2H₂O?A0.6B1.8C1.2D3.6 Like 0 Discuss 0Share
StoichiometryMass–Mole Conversion2818Choose the best answerHow many moles of CO₂ are present in 220 mg CO₂?A5.0 × 10⁻³ molB5.0 × 10⁻² molC0.50 molD5.0 mol Like 0 Discuss 0Share
Chemical EquilibriumHaber Process and Le Chatelier’s Principle2819Choose the best answerFor N₂(g) + 3H₂(g) ⇌ 2NH₃(g), ΔH = −93.6 kJ, the equilibrium yield of NH₃ does NOT increase when:APressure is increasedBTemperature is loweredCPressure is loweredDVolume of the vessel is decreased Like 0 Discuss 0Share
GasesCompressibility Factor2820Choose the best answerFor an ideal gas, the compressibility factor Z is:ALess than 1BGreater than 1CEqual to 1DEqual to 0 Like 0 Discuss 0Share