Chemistry, 26.11.2019 20:31 laraekeyes
What can be said about an endothermic reaction with a negative entropy change? the reaction isa. spontaneous at all temperatures. b. spontaneous at high temperatures. c. spontaneous at low temperatures. d. spontaneous in the reverse direction at all temperatures. e. nonspontaneous in either direction at all temperatures. what can be said about an exothermic reaction with a negative entropy change? the reaction isa. spontaneous at all temperatures. b. spontaneous at high temperatures. c. spontaneous at low temperatures. d. spontaneous in the reverse direction at all temperatures. e. nonspontaneous in either direction at all temperatures.
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Chemistry, 22.06.2019 13:00
12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer
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Chemistry, 22.06.2019 15:00
Phosphorous acid, h3po3(aq) , is a diprotic oxyacid that is an important compound in industry and agriculture. p k a1 p k a2 1.30 6.70 calculate the ph for each of the points in the titration of 50.0 ml of 1.5 m h3po3(aq) 1.5 m h 3 po 3 ( aq ) with 1.5 m koh(aq). 1.5 m koh ( aq ) .
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Chemistry, 22.06.2019 16:00
He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98
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Chemistry, 22.06.2019 21:30
What is happening when the water inside a kettle heats up and begins to boil
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What can be said about an endothermic reaction with a negative entropy change? the reaction isa. spo...
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