Chemistry, 19.10.2019 09:30 eddsworldfrantic
Consider the following generic reaction: a+2b→c+3d, with δh = 161 kj . determine the value of δh for each of the following related reactions.3a+6b→3c+9d
Answers: 1
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Why is the bond angle in a water molecule less than the bond angle of methane? a. the central oxygen atom in water has two lone pairs of electrons, whereas the central carbon atom in methane has no lone pairs. b. the central hydrogen atom in water has one lone pair of electrons, whereas the central carbon atom in methane has two lone pairs. c. the central oxygen atom in water has four lone pairs of electrons, whereas the central carbon atom in methane has only one lone pair. d. the central oxygen atom exerts more repulsive force on surrounding atoms than the central carbon atom in methane does. reset next
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Chemistry, 22.06.2019 14:40
Pastoral farming is best described as a. a method of raising livestock and moving herds b. an african method of agriculture c. a method of cultivating crops on poor soils d. a common method of desert farming select the best answer from the choices provided a b c d
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Convert the temperature of dry ice, –77 ∞c, into degrees fahrenheit and kelvin.
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Chemistry, 22.06.2019 20:00
Carbon-14 undergoes radioactive decay in the reaction above. determine the type of radiation emitted in this reaction and describe what is happening to the nucleus during this reaction.
Answers: 2
Consider the following generic reaction: a+2b→c+3d, with δh = 161 kj . determine the value of δh fo...
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