Write a balanced equation for the reaction of nach3coo (also written as nac2h3o2) and hcl. express your answer as a chemical equation. identify all of the phases in your answer.

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?

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?

How can a give a full method for the experiment of separating sand from water by filtration? 1-materials 2-steps 3-conclusion also for water and salt separated by the evaporation or distillation process