30 POINTS
What are exothermic
chemical reactions?
They are chemical reactio...
30 POINTS
What are exothermic
chemical reactions?
They are chemical reactions that absorb heat and decrease the temperature of the system.
They are chemical reactions that give off energy and increase the temperature of the surroundings.
They are chemical reactions that absorb heat and increase the temperature of the system.
They are chemical reactions that give off energy and decrease the temperature of the surroundings.
Answers: 2
Chemistry, 22.06.2019 19:00
What is the compound name for the formula [ru(en)2cl2]2+ and [co(en)cl2br]-
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Which formula equation represents the burning of sulfur to produce sulfur dioxide? s(s) + o2(g) 4502(9) 2h2s(s) + 302(g) β> 2h20(0) + 2502(9) 4fes2+1102 β> 2fe2o3 + 8502 2802(g) + o2(9) v205 , 2503(9)
Answers: 1
Chemistry, 22.06.2019 22:00
Does the number of ions in solution increase, decrease, or remain constant? it continuously decreases. it continuously increases. it decreases at first, then increases. it increases at first, then decreases.
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