Find the mass of each of these substances? 2.40 mol naoh

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?

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?