HELP ASAP I need a balanced chemical equation for this reaction (I can add for info if you need it) Mass of empty crucible with lid
Trial 1: 26.687 g
Trial 2: 26.685 g
Mass of Mg metal, crucible, and lid
Trial 1: 27.005 g
Trial 2: 27.107 g
Mass of MgO, crucible, and lid
Trial 1: 27.209 g
Trial 2: 27.373 g

Consider the following system at equilibrium. caco3(s) ca2+(aq) + co32–(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? ccl4 co2 cuso4 na2co3

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

In pqr m< p=60 m< q= 30 and m