how many moles of magnesium oxide are produced by the reaction of 1.82 g of magnesium nitride with of water? mg3n2 + 3 h2o → 2 nh3 + 3 mgo group of answer choices

Fission of uranium-235 products energy and a. isotopes of smaller elements b. isotopes of larger elements c. lighter isotopes of uranium d. heavier isotopes of uranium

Use the half-reactions of the reaction au(oh)3 + hi -> au +i2 +h2o to answer the questions

Why must humans find substitutes for many minerals found on earth? (a) form at an extremely slow rate (b) controlled by other countries (c) too deep in the earth to collect