Please help does anybody know how to calculate the molar mass of a compound?

If the same amount of cacl2 is added to equal volumes of water and maple syrup, which will have the higher temperature?

What happens to isotopes that are unstable?

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: