chemistry homework help!!
CaCo3(s)+2HCl(aq)---->CaCl2(aq)+H2O(l)+CO2 How many grams of calcium chloride will be produced when 27.0g of calcium carbonate are combined with 14.0g of hydrochloric acid? Which reactant is in excess and how many grams of this reactant will remain after the reaction is com...
chemistry hw question
Magnesium hydroxide + hydrogen chloride-----> magnesium chloride + water How many grams of magnesium chloride can be produced from 14.60 mL of a 0.546M hydrogen chloride solution?
applying stoichiometry
4.00kg nitrogen dioxide reacts with 1.00kg water to produce nitric acid and nitrogen monoxide. Determine the limiting reactant and the theoretical yield of nitric acid in grams. How many grams of excess reactant are present after the reaction is complete?
applying stoichiometry
10.0 g aluminum reacts with 66.5g bromine to form 65.0g aluminum bromide. determine the limiting reactant and calculate the theoretical and percent yield. once the reaction has occured as completely as possible, what mass of the excess reactant is left?
applying stoichiometry
Propane (C3H8) + oxygen------> carbon dioxide + water how many grams of carbon dioxide are produced from the reaction of 35.2 grams of propane?
applying stoichiometry
nitrogen + hydrogen----------> ammonia How many grams of ammonia can produced from 3.47 moles of hydrogen?
Business management class
yeah with your wrong answers quit wasting our time
physics
You leave your home at noon hoping to get to your destination, which is 300 miles away, by 5 p.m. During the first two hours of your trip you encounter road construction and only average 40 mph. What average speed do you need to maintain for the rest of your journey to get the...
physics
You leave your home at noon hoping to get to your destination, which is 300 miles away, by 5 p.m. During the first two hours of your trip you encounter road construction and only average 40 mph. What average speed do you need to maintain for the rest of your journey to get the...
Algebra I
lauren has 40 coins all together, all dimes, nickles, and quarters they equal $4.50 and he has 7 more dimes than nickles, how many quarters does he have
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