if combining cations A with a +3 charge and anion X with a -3 charge , how would would we write the compound

Frost wedging occurs when water seeps into a crack in a rock, freezes, and causes the crack in the rock to widen. t or f

A500g object falls off a cliff and losers 100 j from its gravitational potential energy store. if the gravitational field strength g=9.8n/kg, how high is the cliff?

We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?