Chemistry, 15.10.2020 21:01 jennybee12331
Observe someone making a meal in your home. You can make something yourself! As the food is prepared, collect data for two examples of changes in matter. Use the Changes in Matter guide to determine if your examples are physical or chemical changes. Your answer should include a description of each food preparation, as well as evidence for which type of change it is. You can use this format:
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Chemistry, 21.06.2019 14:30
Clouds form when water vapor to form small droplets. a. humidifies b. condenses c. evaporates d. precipitates
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Think about how you can use le chatelier’s principle to find possible solutions to the design problem. describe at least two ways to increase the yield (amount) of ammonia based on this principle.
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Chemistry, 22.06.2019 01:30
Aroller coaster car is traveling down a track at 22 m/s. the car has a mass of 2000 kg. what is the kinetic energy of the car? a) 22,000 j b) 968,000 j c) 484,000 j d) 44,000 j
Answers: 2
Chemistry, 22.06.2019 13:50
What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.
Answers: 2
Observe someone making a meal in your home. You can make something yourself! As the food is prepared...
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