Identify each of the following as a representative element or a transition element:
a) lithium
b) platinum
c) promethium
d) carbon

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?

Which tool is least in predicting weather

Calculate the ph of a .10m nh4cl solution. the kb value for nh3 is 1.8×10^-5