Chemistry, 28.07.2019 12:00 memberpabc
Which of the following statements is the best argument for daily exercise? a. there are many enjoyable forms of exercise, such as jogging, soccer, and yoga. b. stretching before exercise and 30-45 minutes of activity provides the best results. c. for most people, a range of 100 to 120 beats per minute is optimal during exercise. d. studies show that people who do not exercise are 50% more likely to suffer from heart disease.
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In the particles are arranged in a regular, repeating pattern. a)a crystalline liquid b)a crystalline solid c)all gases d)all solids
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Which of the following contributes to the structural rigidity of cellulose? adjacent glucose polymers are stabilized by hydrogen bonding. glucose residues are joined by (α1→4) linkages. cellulose is a highly branched molecule. the conformation of the glucose polymer is a coiled structure.
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An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.
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Write and balance the chemical equation that represents the reaction of aqueous sulfuric acid with aqueous sodium hydroxide to form water and sodium sulfate. include phases.
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Which of the following statements is the best argument for daily exercise? a. there are many enjoya...
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