Question

A) H20 c) нсоз- E) H2CO3 DOH. 22) Which of the following statements correctly describes the hydronium-hydroxide balance in the given solution? A) In acids, [OH-] is greater than [H3O* B) In bases, [OH-]- [H3o*]. C) In neutral solutions, [H3O"] = [H20]. D) In bases, [OH-] is greater than [H3o*]. E) In bases, [OH-] is less than [H30*]. 23) Which of the following is a buffer system? A) NaCl(aq) and NaNO3(aq) C) H2CO3(aq) and KHCO3 (aq) E) H20(0) and HCl(aq) B) HCl(aq) and NaOH(aq) D) NaCl(aq) and NaOH(aq) 24) The carbon atoms in saturated hydrocarbons A) have only single bonds B) contain at least one double bond C) contain at least one triple bond D) contain a benzene ring E) contain both a double and a triple bond 25) What is the IUPAC name for an eight-carbon continuous-chain alkane? A) hexane C) octane E) decane B) heptane D) nonane 26) Which of these formulas is the expanded structural formula for an alkane with three carbon atoms? B) C3Hs A) C3H6 C) CH3- CH2-CH3 E) HH H D) C-C-C н-с-с-с-н 27) Alkenes and alkynes are called unsaturated compounds because A) they have the maximum number of hydrogen atoms attached to each carbon in

Answer 1

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