Chemistry, 03.12.2020 16:20 saraaaaaaaa20
A concave mirror of focal length 20 cm forms an image twice the size of the object. For the virtual position of
the object, the position of the object will be at:
(a) 25 cm
(b) 40 cm
(c) -10 cm
(d) At infinity
Answers: 3
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Asyringe contains 56.05 ml of gas at 315.1 k. what volume will that gas occupy if the temperature is increased to 380.5 k? a) 12.41 b) 46.42 c) 67.68 d) 81.74
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Chemistry, 21.06.2019 21:30
How air particles exert a pressure on the inside of the balloon
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Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage
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A concave mirror of focal length 20 cm forms an image twice the size of the object. For the virtual...
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