Si un átomo tiene una masa atómica de 12 y un numero atómico de 6 ¿cuantos protones tiene? si un átomo tiene una numero atómico de 12 y 22 neutrones ¿cual es la masa atomica?

The enthalpy of formation of water is -285.8 kj/mol. what can be inferred from this statement?

What is the mass of sodium in 3 moles of sodium chloride

Astudent is asked to identify and element that is pale yellow brittle solid and does not conduct electricity. at which location in this periodic table would the element most likely be found?