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Questions in chemistry
📝 Answered - Pick the answer that most likely represents the substances’ relative solubilities in water. A. CH₃CH₂CH₂CH₃ < CH₃CH₂CH₂OH < HOCH₂CH₂OH B. CH₃CH₂CH₂OH < CH₃CH₂CH₂CH₃ < HOCH₂CH₂OH C. CH₃CH₂CH₂CH₃ < HOCH₂CH₂OH < CH₃CH₂CH₂OH D. HOCH₂CH₂OH < CH₃CH₂CH₂OH < CH₃CH₂CH₂CH₃ E. HOCH₂CH₂OH < CH₃CH₂CH₂OH < CH₃CH₂CH₂CH₃
📝 Answered - Which formula represents a compound whose molecules are tetrahedral? A. BH₃ B. C₂H₂ C. CH₄ D. H₂O E. C₂H₆
📝 Answered - How many 100 mg tetracycline capsules can be made from 1 kg of tetracycline? A. 10 B. 100 C. 1,000 D. 10,000 E. 100,000
📝 Answered - Which element reacts most vigorously with water? A. Alkali metal B. Alkaline earth metal C. Transition metal D. Halogen E. Noble gas
📝 Answered - Is [tex]$BH_2F$[/tex] a gas or a liquid, and what is its boiling point?
📝 Answered - What is the total mass of 2.0 moles of diatomic hydrogen?
📝 Answered - Which element has properties most similar to Bromine? A. F B. Kr C. S D. Se
📝 Answered - Which term best describes the molecular geometry of ethylene, C₂H₄? A. Linear B. Planar C. Pyramidal D. Octahedral E. Trigonal
📝 Answered - What do Jupiter and Saturn have in common, and what do they not?
📝 Answered - Which elements need to lose one electron to form a stable octet? A. Alkali metals B. Alkaline earth metals C. Noble gases D. Lanthanides
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