Multiple Choice
Which of the following statements is FALSE?
A) Combustion analysis can be used to obtain empirical formulas of unknown hydrocarbon compounds.
B) Hydrocarbons are organic compounds.
C) All organic compounds can be classified as hydrocarbons with one or more functional groups.
D) An empirical formula gives the absolute number of atoms in a molecule.
E) The empirical and the molecular formulas of a compound can be determined based on the mass percent composition and molar mass of the compound.
Correct Answer:
Verified
Correct Answer:
Verified
Q32: Identify an amine.<br>A) CH<sub>3</sub>CH<sub>2</sub>OCH<sub>2</sub>CH<sub>3</sub><br>B) CH<sub>3</sub>CH<sub>2</sub>OH<br>C) CH<sub>3</sub>CH<sub>2</sub>NH<sub>2</sub><br>D) CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub>CH<sub>3</sub><br>E)
Q33: Which of the following is an acid
Q33: Determine the empirical formula for a compound
Q35: What is the mass (in kg) of
Q36: _ bonds are formed between a metal
Q38: Match the following.<br>-iodine<br>A)Ne(g)<br>B)Cl<sub>2</sub>(g)<br>C)Ca<sub>2</sub>(s)<br>D)Ne<sub>2</sub>(g)<br>E)Ca(s)<br>F)H<sub>2</sub>(g)<br>G)I<sub>2</sub>(s)<br>H)H(g)<br>I)Cl(g)<br>J)O(g)<br>K)O<sub>2</sub>(g)<br>L)I(s)
Q40: Which of the following is an acid
Q53: The ion IO<sub>2</sub><sup>-</sup> is named:<br>A)iodate ion<br>B)iodite ion<br>C)iodine
Q78: How many moles of N<sub>2</sub>O<sub>3</sub> contain 2.55
Q89: Which of the following is an ionic