When testing the efficiency of a (10 seer are lower) air cooled condenser, the refrigerant condensing temperature should be no more than higher than the entering air temperature.

Calcium chloride +gold(1) oxide—>

What is the subscript for oxygen in its molecular formula

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