In the equation HCl(g) + NaOH(l) → NaCl(aq) + HOH(l), which substance is an Arrhenius acid?

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.

Which factor is likely to impact the possible number of compounds ?

With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals