calor específico del etanol es 2,44 J/g°C .¿ Cuanta energía en Kj se requiere para calentar 50,0 g de etanol de - 20 °C a 68,0 °C

Which is a characteristic of mixtures?

The graph above shows how the price of cell phones varies with the demand quantity. the equilibrium price for cell phones is where both supply and demand quantities equal $100, 5,000 5,000, $100

For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.