Explain mass of nano2 in the original sample

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Upon reaction with excess sulfamic acid, HSO3NH2, a 0.121g sample of a mixture of sodium nitrite, NaNO2, and sodium chloride, NaCl, produced 28.3 mL of nitrogen gas collected over water at 25.3 degrees Celsius and at a barometric pressure of 738 mmHg. Determine the percent by mass of NaNO2 in the original sample. Show clearly your calculations and reasoning.

Reference no: EM13341756

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