Chemistry, 30.08.2019 19:30 tenleywood
What is the sign of enthalpy change for (a), an endothermic reaction? (b). an exothermic reaction?
Answers: 1
Chemistry, 22.06.2019 04:00, tifftifftiff5069
You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present
Answers: 1
Chemistry, 22.06.2019 15:30, ricardotavarez6
How does a large body of water, such as the ocean, influence climate?
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Chemistry, 23.06.2019 07:00, jstyopin
In order for a high temperature boiler or steam engine to produce superheated water, or steam: the heat source must be greater than 100°c the water must be permitted to evaporate quickly the system must be sealed and become pressurized above atmospheric pressure the vapor pressure must be kept below 760 mm(hg)
Answers: 1
What is the sign of enthalpy change for (a), an endothermic reaction? (b). an exothermic reaction?...
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