7) Una muestra de 500ml de solución posee 4,7g de sal (NaCl) ¿Cuál es la concentración de dicha solución expresada en masa de soluto por unidad de volumen de solución? ¿Y cuál
sería la concentración molar o molaridad?

What effect does nuclear radiation have on atoms?

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.