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(B) 49.3 I C) 273 L D) 22.4 L E) 0.171 L 24.- A 5.00 g sample of Al reacts with excess H2s04. What volume of H2 gas is produced at STP? 2A(s) +3H2SO4(aq) Al2(SO4)3(aq)+3H2(8) A 6.23 L 0.278 L C) 4.14 L D) 22.4 L E) 67.2 L 25.- If atmospheric pressure on a certain day is 749 mmHg, what is the partial pressure of nitrogen, given that nitrogen is about 78% of the atmosphere? A) 170 mmHg B) 600 mmHg C584 mmHg ) 750 mmHg E) 760 mmHg

explain 24 and 25 please

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explain 24 and 25 please (B) 49.3 I C) 273 L D) 22.4 L E) 0.171...
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