Voltages listed in textbooks and handbooks are given as standard-cell potentials (voltages). a. What is meant by a standard cell?
b. Were the cells, constructed in this experiment, standard cells? Why or why not?

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

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

Ok, so i have 2 questions. try to answer them both: (the topic is fire) 1) how can you represent the chemical reaction of fire? 2) what kind of bond is formed in this chemical reaction