Chemistry, 29.06.2019 19:30 joejoefofana
Pure sodium metal explodes when it makes contact with water, and chlorine, in its natural state, is a deadly, poisonous gas. when these two chemicals combine, they form a harmless, white powder known as sodium chloride or table salt. which of the following statements does this information support? a. when substances are chemically combined, the properties of the new substances that are formed are often different from the properties of the original substances. b. heat must be added in order to change the chemical properties of substances. c. when substances are chemically combined, the properties of the new substances that are formed are the same as the properties of the original substances. d. the properties of substances change during chemical reactions but then later go back to their original condition.
Answers: 1
Chemistry, 22.06.2019 04:00, dustinsampsin2486
14. many depressants reduce small muscle control, making it harder for a. you to steer b. your mind to consider complex problems c. the eye to scan, focus, or stay still d. the kidneys to filter alcohol out of the bloodstream
Answers: 3
Chemistry, 22.06.2019 07:20, rscvsdfsrysas1857
The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.
Answers: 1
Pure sodium metal explodes when it makes contact with water, and chlorine, in its natural state, is...
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