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What is the temperature in oC of 0.742 mole of gas at 2.09 atm and that occupies 9.87 L?
explainnbsp the structure for 4-ethyl-23-dimethyl-2-heptene?using a sample of gas under a 622 kpa of pressure nbspand
determine how much concentrated solution can you take to form 1.15 litres of 0.105m nitric acid by mixing with
If the hydrogen volume reads 8.35 mL, what number of moles does the represent at STP (1 atm and 0oC). How many moles of electrons were added to the solution to create 8.35 mL of hydrogen gas
Explain how much in kilograms ethylene glycol antifreeze C2H6O2 has to be added to 14.4 kg of water to get a mixture that freezes at -15.5oC. For water Kf = 1.86oC kg/mol.
Calcium hydride reacts with a vast excess of water to form calcium hydroxide and hydrogen gas. How many grams of calcium hydride
The standard width between rails on North American and most European railroads is 4 ft. 8 in. Calculate this distance in meters and centimeters.
benzoic acid c6h5co2hhbz solutions are sometimes used in experiments to determine the molarity of a basic solution of
What volume of hydrogen gas is produced when 1.40 mol of carbon monoxide reacts completely according to the reaction at 0oC and 1 atm?
Will the temperature decrease shift the equilibrium toward the reactants or products for a reaction characterized by a positive reaction enthalpy and positive reaction entropy?
a 0.456 gram sample of an unknown monoprotic acid lets call it hz was dissolved in some water you pick the amount. then
How many hydrogen atoms are in an unbranched alkene with one double bond and 3 Carbon atoms
it is found that 1.431g of element x ciontains 7.509 *10^21 atoms. calculate the atomic mass of x
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