How many kilojoules of heat are absorbed when 10.0g of water is heated from 18°C to 85°C? The specific heat of water is 4.184 J/g °C. (Hint: you will need to calculate heat in Joules and then convert your answer to kilojoules)

In which of these cases are the two wave points considered to be in phase with each other?

Given the following equation: 2a1 + 3mgcl2 --> 2alcl3 + 3mg how many moles of aluminum chloride are produced from 2.5 moles of magnesium chloride?

In vapor-liquid equilibrium in a binary mixture, both components are generally present in both phases. how many degrees of freedom are there for such a system? the reaction between nitrogen and hydrogen to form ammonia occurs in the gas phase. how many degrees of freedom are there for this system? steam and coal react at high temperatures to form hydrogen, carbon monoxide, carbon dioxide, and methane. the following reactions have been suggested as being involved in the chemical transformation: