Chemistry, 29.10.2021 08:40 jordanfvest
2 Select the correct answer. Which of the following describes a compound? (Hint: Carbon and oxygen both appear on the periodic table.) A a plece of pure carbon, containing only carbon atoms B. oxygen gas surrounding a solid plece of carbon C. a substance made of two oxygen atoms for each carbon atom D. carbon and oxygen atoms mixed without being bonded together
Answers: 3
Chemistry, 20.06.2019 18:04, fendyli2353
Brad and his family like to go camping. they always take a gas lantern with them. the lantern can take fiuels but always puts out the same amount of light. brad has two different kinds of fuel for the lantern. how can he figure out which kind of fuel has more chemical energy that the lantern can turn into light? measure the brightness of the lantern using each kind of fuel by comparing it to the full moon. g measure the volume of the containers of fuel. measure how long the lantern stays lit on a fixed amount of fuel. measure the mass of each container of fuel using a balance scale. answer 12
Answers: 1
Chemistry, 22.06.2019 06:00, jwood287375
When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?
Answers: 3
Chemistry, 22.06.2019 18:00, LuvieAnn1886
How is energy related to the change of state represented by the model? atoms gain energy as a solid changes to a liquid. atoms gain energy as a solid changes to a gas. atoms lose energy as a solid changes to a liquid. atoms lose energy as a solid changes to a gas.
Answers: 3
2 Select the correct answer. Which of the following describes a compound? (Hint: Carbon and oxygen b...
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