What kind of changes contribute to spontaneity? A. Reduced randomness
B. An increase in entropy
C. An increase in enthalpy
D. Absorbed heat in a reaction

The organs inside the body and how they function together

Scientists are often interested in knowing the molar heat of combustion – the heat released during the combustion of one mole of a substance. use the periodic table to find molar masses. how many moles of ethanol are present in the sample?

According to the passage, which of these is true about gray water systems? a) gray water systems use plants that require less water. eliminate b) gray water systems require the use of less fossil fuels. c) gray water systems reduce the amount of fresh water used. d) gray water systems reduce the amount water used by shower heads.