In the reaction k2cro4(aq) + pbcl2(aq) → 2kcl(aq) + pbcro4(s), how many grams of pbcro4 will precipitate out from the reaction between 500.0 milliliters of 3.0 m k2cro4 in an excess of pbcl2?
1.5 grams
3.0 grams
480 grams
150 grams

What is the maximum number of electrons that an atomic orbital can contain?

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

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?