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How many moles of water could be produced from the reaction of 5.56 grams of ammonia and 7.01 g of oxygen gas?
Methanol, ethanol, and n-propanol are three common alcohols. When 5.00 g of each of these alcohols is burned in air, heat is liberated. Calculate the heats of combustion of these alcohols in kJ/mol.
Define the structure of lactose in the Haworth projection, circle the linkage broken by the commercial product lact-aid, and explain the condition associated with the use of lact-aid, including the prevalence of this condition in the world populat..
You are about to perform a reaction that requires 1.25 mol of CaCl2 to go to completion. The solution available in the stock room has a concentration of 33 % w/v. How many mL of this solution will you need to use? A. 46 mL B. 420 mL C. 0.034 mL D...
Use the periodic table to determine the element corresponding to each of the following electron configurations.
Lipids (fats) are esters of long chain fatty acids and glycerol. Similarly, describe the general structures of proteins and carbohydrates.
A .3120g sample of a compound made up of aluminum and chlorine yields 1.006g of AgCl when mixed with enoughAgNO3 to react completely with all of the chlorine. Explain what the empirical simplest formula of the compound is
Solve an equilibrium problem (using an ICE table) to calculate the of each of the following solutions. A.) .16 M CH3NH2
It is very desirable that pesticides eventually decompose in the environment to give harmless products. Let us assume the half life for the first order decomposition of a certain pesticide is 10.2 years. If the present concentration of a pesticide..
Calculate the heat lost by the hot water, Calculate the heat gained by the cold water, Calculate the calorimeter constant, using the delta T of the cold water.
Explain what are the molecular weight as well as the molecular formula of the compound. The freezing point of pure benzene is 5.48 degrees Celsius as well as it's Kf is 5.12 degrees Celsius/m
A sample consisting offive molecules has a total energy 5£. Each molecule is able to occupy states of energy j£,with j= 0,1,2,···,oo. (a) Calculate the weight of the configuration in which the molecules are distributed evenly over the available st..
a 0.5118 g sample of caco3 is dissolved in 6 m hcl and the resulting solution is diluted to 250.0 ml in a volumetric
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