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  3. 1. when chromium metal is added to nitric acid, th

1. When chromium metal is added to nitric acid, the following reaction takes place Cr (s)...

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Chemistry

1. When chromium metal is added to nitric acid, the followingreaction takes place Cr (s) + 6 HNO₃ (aq) → Cr(NO₃)₃ (aq) + 3 H₂O(l) + 3 NO₂ (g) Calculate the volume of NO₂ gas collected overwater at 40.0 °C when 35.1 g of chromium is added to excess nitricacid if the total pressure is 675 torr. The vapor pressure of waterat 40.0 °C is 55.3 torr.

and

2. How many grams of Al were reacted with excess HCl if 6.28 Lof hydrogen gas were collected at STP in the following reaction? 2Al (s) + 6 HCl (aq) → 2 AlCl₃ (aq) + 3 H₂ (g)

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