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A 12 kg block of ice has a temperature of -10.0 degrees celsius. The pressure is one atmosphere. The block absorbs 4.50 times 10 to the sixth power J of heat. What is the final temperature of the liquid water?
The vapor pressure of benzene (C6H6) is 120 torr at 27.0C, and its normal boiling point is 80.1C. What is the molar heat of vaporization of benzene.
how much energy is required to vaporize 98.6 g of ethanol at its boiling point if its Hvap is 40.5 kj/ mol ?
The Party Guy, Mr. Balloon, is making animal figures out of long thin balloons that he twists into different shapes. Assume that the balloons are of uniform thickness.
What is the molarity of the resulting solution when 24.485 g of Mn(ClO4)2 · 6 H2O are added to 350.0 mL of water? I took 24.485g and divided it by 361.932 to get moles
Determine osmolarity of solution when 25.0 grams of aluminum chloride dissolves in 2.50 liters of H2O.
Many carbohydrate linkages are cleaved by hydrolytic enzymes, which is different from glycogen phosphorylase that uses phosphorolysis. There are two acceptable mechanisms for hydrolysis of the glycosidic bonds
A lab protocol on synthesizing sulfathiazole from p-acetamidobenzenesulfonyl chloride and 2-aminothiazole. It would be appreciated if exact amounts of reagents, solvents, etc (in grams, mmols, mls - etc), could be given.
4 HCl(aq) + MnO2(s)-> MnCl2(aq) + 2 H2O(g) + Cl2(g) Consider the reaction of 1.53 mol HCl with excess MnO2. How many moles of Cl2 form?
A solution of household bleach contains 5.25% sodium hypochlorite, NaOCl, by mass. Assuming that the density of bleach is the same as water,
If 7.63 of an unknown gas occupies 79.1mL at 25.02 degrees celcius and 7.55 atm of pressure, what is the molar mass of the gas? R=0.0821
What is the mass of one mole of the gas when the density of a gas is 0.0151 g/mL at 150 degrees Celsius and 1.50 atmospheres?
What is the total electronic energy
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