Use the following to answer the questions below:
In each of the following multiple-choice questions, characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true-false status of the statements using the choices:
-Statements: (1) A molecule is a group of two or more atoms that functions as a unit because the atoms are bound together by chemical forces.
(2) The crushing of ice to make ice chips is a physical procedure that involves a chemical change.
(3) Most naturally occurring samples of matter are mixtures rather than pure substances.
A) All three statements are true.
B) Two of the three statements are true.
C) Only one of the statements is true.
D) None of the statements is true.

Question

Quizplus · Accepted Answer

(1) True - this is a definition of a molecule.
(2) False - crushing ice is a physical change, not a chemical change.
(3) True - most samples of matter found in nature are mixtures. Therefore, two out of the three statements are true.

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