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What is the minimum amount of 5.5 MH2SO4 necessary to produce 17.0 g of H2(g) according to the reaction?
2Al(s)+3H2SO4(aq)→Al2(SO4)3(aq)+3H2g)
Calculate the mass of propylene glycol that must be added to .360 kg of water to reduce the vapor pressure by 2.87 torr at 40 degrees celsius (Ph20 at 40 degrees = 55.3)
rank the following compounds in order of decreasing vapor pressure. rank from highest to lowest vapor pressure. to rank
on the second mechanism the book only mention that the reactants includes the acetonitrile but theres no naoh or acid.
TLC plate that is then developedi n a 1:1 hexane/ethyl acetate solution the solvent front is measured at 6.5 cm and the distance traveled by caffeine is measured at 2.15 cm. What can be determined about the identity of compound X in light of this ..
calculate the standard enthalpy of formation of carbon disulfide cs2 from its elements given the following
Calculate the mass/mass percent concentration for each of the following solutions. 1.) 1.05g NaCl in 95.0g of solution 2.) 2.00g K2Cr2O7 in 103.0g of solution 3.) 50.0g C6H12O6 in 125.0g of solution
The oxygen generated from the decomposition of the potassium chlorate converted some of the iron to iron(III) oxide. If the combined mass of iron and iron(III) oxide was 17.9 grams, calculate the mass of iron(III) oxide and the mass of the potassi..
When a 7.82-g sample of solid potassium hydroxide dissolves in 100.0 g of water in a coffee-cup calorimeter
Identify three (3) Microsoft Excel 2013 functions that you believe to be the most useful within the application. Next, describe one (1) way in which you would consider utilizing each of the functions you have identified for a business or personal tas..
a 4.80 g nugget of pure gold absorbed 276 j of heat. what was the final temperature of the gold if the initial
For which of the following would nitration (via Electrophilic aromatic substitution) occur in the ortho- and para- position?
Calculate the amount of heat liberated (in kJ) from 347 g of mercury when it cools from 85.0°C to 15.0°C.
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