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The Haber process is very important for agriculture because it converts N2 (g) from the atmosphere into bound nitrogen which can be taken up and used by plants. The reaction is N2 + H2->NH3This reaction is exothermic, but is carried out at relatively high temperatures.
What is the temperature at which the solution of KI will freeze if the solution contains 52.43 grams of KI dissolved in 479.1 grams of water.
Chlorine gas is known to have a density of 3.17 g/L at standard temperature and pressure. What would be the volume of a 4.6 gram sample of chlorine gas at standard temperature and pressure?
How much energy is required to boil 45.5g of water at 100 degrees C at sea level? The molar heat of vaporization of water is 40.6 kJ/mol.
Five standar solutions of HBr are prepared by serials dilutions in which at each stage 10.00 mL are diluted to 160.00 mL. Given that the concentration of the most dilute solution
What is the condensed structural formula of nonane? b. Is it a solid, liquid, or gas at room temperature?
Concentrated acids and bases may fall outside this range. Calculate the pH of hydrochloric acid, if the solution is sold as 37 % by weight (37 g HCl / 100 g solution) with a density of 1.18 g/mL.
Which of the following is a homogeneous mixture? Which of the following represents a chemical change, rather than a physical change? Which of the following pairs of symbol & element is incorrect?
An experiment shows that a 112-mL gas sample has a mass of 0.120 g at a pressure of 733 mmHg and a temperature of 33.0°C.
The peak was assigned as a Mn-Cl stretching mode of a contaminate manganese chloride species. Why would you expect this to be an erroneous assignment? Suggest a more likely source of this IR absorption.
Determine whether each of the following causes an increase or decrease in the activity of the electron transport chain. 1. High NADH concentration
Determine how much Nitrogen gas is consumed if 13.6 grams of FeN are formed in above reaction?
Determine the percent yield if An 8.50 grams sample of Ammonia gives 12.0 g of Nitric Oxide?
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