Una muestra de 0.4723 g de Na2CO3 de grado estándar primario requirió de 34.78 mL de una disolución de H2SO4 para alcanzar el punto final en la reacción: CO3^-2 + 2H^1 H2O + CO2(g)

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

The reaction below shows a system in equilibrium. how would a decrease in temperature affect this reaction? a. the rate of formation of the gases would increase. b. the equilibrium of the reaction would shift to the left. c. the equilibrium would shift to cause the gases to sublime into solids. d. the chemicals on the left would quickly form the chemical on the right.