A substance which retains its magnetic properties for a long period is called a .

What are the constituent metals of stainless steel?

Which of the following is a chemical property of water at 4 c

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 3.75 mol fe and 8.70 mol nio(oh) react?