Chemistry, 01.11.2019 06:31 emilyplays474
Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for the salt to dissolve. she then repeats the process using the same amounts of salt and water but this time she slowly stirs the mixture while it is dissolving. the student performs the experiment one more time but this time she stirs the mixture rapidly. in order to get the best results, the student should: a. keep the temperature of the water constant for all three trials b. repeat each trail multiple times c. use the same water container for all three trails d. all of above
Answers: 1
Chemistry, 21.06.2019 15:40, nadinealonzo6121
Which of the following might a chemist choose to study? a. glacier movement in alaska b. better ways to recycle plastics c. the effects of hurricanes on turtle populations d. the vibrations in bridges caused by big trucks
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Chemistry, 22.06.2019 05:30, jzjajsbdb8035
Which other elements contain the same number of outer electrons as sodium
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Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.
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Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for...
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