Calculate the change in enthalpy for the following reaction: C6H12O6(aq) --> 2C2H5OH(aq) + 2CO2(g)

ΔHf C6H12O6= -1275

ΔHf C2H5OH= -278

ΔHf CO2= -394

ΔHreaction= kJ/mol

Is this reaction endothermic or exothermic?

In the reaction between a crushed antacid tablet and vinegar what gas is emitted

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.

What is the wavelength of a wave with a velocity of 50 m/s and a frequency of 5hz a 250 m b 0.1 m c 10m d 0.01 m