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A sample of methane gas (CH4) having volume of 1.80L at 25oC and 1.65atm was mixed with a sample of oxygen gas having a volume of 35.0L at 31oC and 1.25atm. The mixture was ignited to form carbon dioxide and water.
Write the balanced reaction.
What is the limiting reagent?
What is the maximum number of grams of water which can form from this reaction?
What was the initial temperature of the Cu metal If the final temperature of the Cu-H 2 O mixture was at twenty five degree celsius? (The specific heat of copper = 0.377 J/(g°C).)
If a non-cyclic alkane shows a molecular ion peak at m/z 464, what is the chemical formula
how much heat in is required to warm 10.0 of ice initially at -11.0 to steam at 111.0? the heat capacity of ice is
Calculate the molality of a sucrose (C12H22O11) solution containing 14.3 g of sucrose in 676 g of water.
calcium carbonate , CaCO3, reacts with stomach acid (HCl, hydrochloric acid) according to the following equation: CaCO3(s) + 2HCl(aq) > CaCl2(aq) + H2O(l) +CO2(g). one tablet of tums, an antacid, contains 500.0 mg of CaCO3. if one tablet of tums i..
in a coffee-cup calorimeter 1.50 g of nh4no3 is mixed with 76.0 g of water at an initial temperature of 25.00degc.
What volume of ethanol is contained in 35mL (1 fl. oz) of 86 proof liquor, which contains 43%v/v ethanol. *30 mL ethanol *43 mL ethanol *15 mL ethanol *37 mL ethanol
What is the pH of a solution of 0.700 M K2HO4, potassium hydrogen phosphate. What is the pH of a solution of 0.450 M KH2PO4, potassium dihydrogen phosphate
If 10 g of chlorine gas is reacted with a solution containing 25 g of sodium bromide, which substance is limiting and calculate the mass of mass of bromine produced
What is the concentration of sodium in a river water sample that reads 115.0? the correct answer is: 17.9 ppm. how to obtain this answer since the plot is not linear.
what is the difference between the ideal pressure (as predicted by the ideal gas law) and the real pressure (as predicted by the van der Waals equation)?
The speeds of 12 particles (in cm/s) are 0.5, 1.5, 1.8, 1.8, 1.8, 1.8, 2.0, 2.5, 2.5, 3.0, 3.5, 4.0. Find the average speed, root mean square speed, and most probable speed of these particles. Explain your results
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