346g of Sodium oxide (Na,0) undergoes a decomposition reaction. How many grams of oxygen gas and sodium should be produced? If I harvest 210g of sodium, what was the percent yield? Unbalanced equation: Na + O2 NaO​

When the water vapor cools it condenses select a number that represents his process on the

Alice did an experiment to find the relationship between the angle at which a ray of light strikes a mirror and the angle at which the mirror reflects the light. she placed a ray box in front of a mirror. she changed the angle at which the light from the ray box struck the mirror and noted the corresponding angle at which the mirror reflected the light. which of the following is the dependent variable in this experiment? the mirror used to reflect the light the ray box used as the source of light angle at which the light from the ray box strikes the mirror angle at which the mirror reflects the light from the ray box

If 2 molecules of one reactant combine with 3 molecules of another to produce 5 molecules of a product, then what is the representation of the reaction?