How much heat, in Joules, is needed to raise the temperature of 150 g of manganese by 22°C? (Crugs = 0.477 J/g°C)

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 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.

List the path of the respiratory system

What is true for a substance that releases energy