1.1 L of nitrogen dioxide were produced in the reaction seen below. How many liters of oxygen gas were used if the reaction occurred at STP?*
2N0 + 02 --> 2NOZ
O 22.4L
O 2.2L
O 0.55L
O 17.6L

in chemistry, a solution’s concentration is how much of a dissolvable substance, known as a solute, is mixed with another substance, called the solvent. the standard formula is c = m/v, where c is the concentration, m is the mass of the solute dissolved, and v is the total volume

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