following reaction takes place Cr (s) + 6 HNO, (aq) NO2 (g) Calculate the volume of NO, gas (in L) collected over water at 40.0 °C when 48.7 g of chromium is added to excess nitric acid if the total pressure is 675.0 torr. The vapor pressure of water at 40.0 °C is Cr(NO.), (aq) + 3 H,0 (1) +3 3 4 55.3 torr. 7 8 6, 1,

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