The reaction mixture represented above is at equilibrium at 298 K in the molar concentrations RX equals two and Y equals .5 M and Z equals four what is the value of the equilibrium constant for the reaction at 298K

What is the independent variable in this investigation? mass volume sample number substance density

Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.

Avariable that is not being directly tested during an experiment should be changed varied experimented controlled