Chemistry, 02.02.2021 22:20, nerikzagallegos

How could human activities affect natural resources like air, trees, and soil?

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Chemistry, 22.06.2019 01:50, Nopernope11

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Chemistry, 22.06.2019 21:30, xyzendre

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Chemistry, 23.06.2019 08:40, Riplilpeep

Which statement is true according to the kinetic theory? a. molecules of different gases with the same mass and temperature always have the same average density. b. molecules of different gases with the same mass and temperature always have the same average volume. c. molecules of different gases with the same mass and temperature always have the same pressure. d. molecules of different gases with the same mass and temperature always have the same molecular mass. e. molecules of different gases with the same mass and temperature always have the same average kinetic energy.

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Chemistry, 23.06.2019 11:00, randyg0531

Which of the following reactions is endothermic? h2(g) + ½ o2(g) h2o(g), h = -57.82 kcal ½n2(g) + o2(g) + 8.1 kcal no2(g) ½ n2(g) + 3/2 h2(g) nh3(g) + 11.0 kcal c(diamond) + o2(g) co2, h = -94.50 kcal