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October 31, 2014

Posts by katydid


Total # Posts: 3

chemistry
Use the reaction below to determine the volume of 0.123 M AgNO3(aq)that is needed to form 0.657 g of Ag2SO4 (s). 2AgNO3(aq) + H2SO4(aq) ¨ Ag2SO4 (s) + 2HNO3(l) 2AgNO3 + H2SO4-----Ag2SO4 + 2HNO3
June 17, 2011

chemistry
How many grams of oxygen gas can be produced when 4.50 L of NO2 react according to the equation below at 427 ¨¬C and 1.15 atm? 4NO2(g) + 6H2O(g) ¡æ 7 O2(g) + 4NH3(g)
June 9, 2011

chemistry
Zinc metal reacts with hydrochloric acid to produce hydrogen gas according to the equation below. What volume of hydrogen at STP is released when 15.1 grams of zinc react at STP? Zn(s) + 2HCl(aq) ¨ ZnCl2(aq) + H2(g)
June 9, 2011

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