Calculate the amount of energy available from a bottle (785 g) of rum. Assume it is 40% ethanol (C2H6O) by mass. Q for the combustion of ethanol is -1368 kJ/mole.

Alarge marble is dropped in a graduated cylinder with 35ml of water in it.the water level increases to 49ml.what is the volume of the marble

Label a-f based on the table using c for concentrated and d for dilute

Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.