Jenny tells her teacher that most liquids expand when they freeze into solids because the particles in the liquid gain energy and move farther apart. Evaluate Jenny's statement. Is she correct? Why or why not?

What layer of the atmosphere is directly above the troposphere?

In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?

What are the two basic types of satellites