Chemistry, 02.08.2019 04:00 hamadehassan
Me some coal emits sulfur when it is burned. why is this a problem? a. sulfur is black and coats surfaces with black dust. b. sulfur forms sulfur dioxide, which acts as an air pollutant. c. sulfur produces heat so it needs to remain in the coal. d. sulfur increases the greenhouse effect.
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Chemistry, 21.06.2019 20:00
Which object forms when a supergiant runs out of fuel? a red giant a black hole a white dwarf a neutron star
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Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change
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What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.
Answers: 1
Chemistry, 22.06.2019 09:20
How have the greenhouse gasses increased from the year 2000 to 2018
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Me some coal emits sulfur when it is burned. why is this a problem? a. sulfur is black and coats s...
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