question archive 1) According to the following reaction, how many grams of ammonium chloride25
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1) According to the following reaction, how many grams of ammonium chloride25.7hydrochloric acid
are needed to form grams of ?
ammonium chloride (aq) ammonia (g) + hydrochloric acid (aq)
____________grams ammonium chloride
2) For the following reaction, 124 grams of silver nitrate are allowed to react with 28.1 grams of copper .
silver nitrate(aq) + copper(s) copper(II) nitrate(aq) + silver(s)
What is the maximum amount of copper(II) nitrate that can be formed? _________grams
What is the FORMULA for the limiting reagent? __________________
What amount of the excess reagent remains after the reaction is complete? ______________grams
3) For the following reaction, 14.6 grams of phosphorus (P4) are allowed to react with 36.5 grams of chlorine gas .
phosphorus (P4)(s) + chlorine(g) phosphorus trichloride(l)
What is the maximum mass of phosphorus trichloride that can be formed? ______________grams
What is the FORMULA for the limiting reagent? ___________________
What mass of the excess reagent remains after the reaction is complete? ________________grams
4) For the following reaction, 6.30 grams of iron are mixed with excess chlorine gas . The reaction yields 12.9 grams of iron(III) chloride .
iron ( s ) + chlorine ( g ) iron(III) chloride ( s )
What is the theoretical yield of iron(III) chloride ?_______________ grams
What is the percent yield for this reaction ? _______________%
5) For the following reaction, 5.14 grams of calcium hydroxide are mixed with excess sulfuric acid. The reaction yields 8.81 grams of calcium sulfate.
sulfuric acid (aq) + calcium hydroxide (s) calcium sulfate (s) + water (l)
What is the theoretical yield of calcium sulfate ? _____________grams
What is the percent yield of calcium sulfate ? ___________%
6) According to the following reaction, how many moles of ammonia will be formed upon the complete reaction of 25.7 grams of ammonium chloride?
ammonium chloride (aq) ammonia (g) + hydrochloric acid (aq)
________________moles ammonia
7) For the following reaction, 0.570 moles of barium chloride are mixed with 0.582 moles of potassium sulfate.
What is the formula for the limiting reagent? ____________
What is the maximum amount of barium sulfate that can be produced?___________moles
8) For the following reaction, 0.596 moles of diphosphorus pentoxide are mixed with 0.166 moles of water.
What is the formula for the limiting reagent? ___________
What is the maximum amount of phosphoric acid that can be produced?______ moles
9) For the following reaction, 0.483 moles of diphosphorus pentoxide are mixed with 0.176 moles of water.
What is the formula for the limiting reagent? ______________
What is the maximum amount of phosphoric acid that can be produced?_____________ moles
10) For the following reaction, 9.50 grams of nitrogen gas are allowed to react with 5.55 grams of oxygen gas.
nitrogen (g) + oxygen (g) nitrogen monoxide (g)
What is the maximum amount of nitrogen monoxide that can be formed?___________ grams
What is the FORMULA for the limiting reagent? ______________
What amount of the excess reagent remains after the reaction is complete? _____________grams