Which element is rare in the earth’s crust, but common in space rocks?

Word equation for k(s) +h2o(l) yield koh (aq) + h2

Type the correct answer in each box.balance the chemical equation.__ n203 ➡️ __ n2 +__ o2

Which of the following observations indicates that an atom has neutrons? some uncharged particles are scattered by a beryllium atom when it hits a gold foil. some uncharged particles bounce back from a gold foil when it is bombarded with alpha particles. a radiation consisting of uncharged particles is emitted when alpha particles strike beryllium atoms. a radiation which attracts electrons is produced when a beryllium atom is bombarded with alpha particles.