How much boiling water would you need
How much boiling water would you need in order to raise the bath to body temperature (about 37)? Assume that no heat is transferred to the surrounding environment.
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When 1.535 g of methanol (CH3OH) was burned in a constant-volume bomb calorimeter, the water temperature rose from 20.27oC to 26.87oC.
Copper was first heated up in a crucible with sulfur to form copper sulfide. So if there is enough oxygen present to form copper (II) oxide, will CuS break apart to form copper oxide in the present of oxygen as well as sulfur oxide?
Maltose is a sugar with formulaC12H22O11. A 250.mL aqeuoussolution of maltose at 25.00C has an osmotic pressure of5.61 atm. Calculate the grams of maltose dissolved in the solution.
(a) By how much did the internal energy of the gas change? If the quantity of gas present is 2.3 x 10-3 mol, find the molar specific heat of the gas at (b) constant pressure and (c) constant volume.
If the half reaction at an electrode is the reduction of zinc fromzinc 2+ ions, how many grams of zinc would be produced from passing a current of 0.5 amps for 2 hours.
A 27.00 g sample of an unknown hydrocarbon was burned in excess oxygen to form 88 g of CO2 and 27 g of H2O. What is a possible molecular formula for the hydrocarbon? (the hydrocarbon contains only C and H)
A 2.32 mol sample of an ideal monatomic gas undergoes the reversible process shown in the figure. The scale of the vertical axis is set by Ts = 447 K and the scale of the horizontal axis is set by Ss = 11.5 J/K. How much work is done by the gas?
How whould you prepare a liter of carbonate buffer at a PH of 10.10, you are provided with carbonic acid, sodium hydrogen carbonate and sodium carbonate?
Ammonia gas reacts with oxygen to form nitric oxide gas andstem. The ammonia gas is in a closed 3.00 Liter flask at 1.2 atmconnected to a 2.75 Liter flask containing the oxygen gas at 1.5atm pressure. Both flasks are kept at 303 degree kelvin.
Benzoyl chloride, C6H5COCl, reacts with water to form benzoic acid, C6H5COOH, and hydrochloric acid. This first-order reaction is 25% complete after 26 s. How much longer would one have to wait in order to obtain 99% conversion of benzoyl chloride
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