A machine does 20,000 joules of work in 50 seconds. What is its power in watts?

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?

1. list three scientific reasons cockroaches may fly.

The organs inside the body and how they function together