An unknown compound has the following chemical formula: NOx where x stands for a whole number. Measurements also show that a certain sample of the unknown compound contains 8.60mol of oxygen and 8.3mol of nitrogen. Write the complete chemical formula for the unknown compound.

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The table lists pressure and volume values for a particular gas. which is the best estimate for the value of v at p = 7.0 × 103 pascals?

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.