Pick the TWO conversions which are exact. 1 yd = 36 in
1 kg = 1000 g
1 kg = 2.204 lb
454 g = 1 lb

Ineed with my science work! it’s due tomorrow!

Place the elements below in order of decreasing ionization energy. aluminum(al) chlorine(cl) magnesium (mg) sulfur(s)

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 4.20 mol fe and 6.70 mol nio(oh) react?