If I had an ion with 26 protons, and 28 neutrons, and 27 electrons, what would be the charge of this ion? +1
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Evaluate this exponential expression,8. (2 + 3)2 – 42

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false

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: