What is surface tension
if the ethyl alcohol at 35 degree rise through 8.36 cm in a capillary tube of radius 0.20 mm , What is surface tension.
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How many grams of dry NH4Cl need to be added to 2.10L of a 0.500 M solution of ammonia, , to prepare a buffer solution that has a of 8.84? Kb for ammonia is 1.8*10^-5.
This mixture is also heated to 350°C. After equilibrium is reached, will there be any difference in the composition of the mixtures in the two flasks? yes no Explain.
calculate the total volume of gases that can be collected at 1.2 atm and 293 k from 260 grams of nitroglycerin 4 C3H5(NO3)3
If 0.0050 mol of methyl acetate is dissolved in 10.0 grams of tert-butanol, what is the expected freezing point depression in celcius degrees?
From your understanding of colligative properties,how would design an experiment to measure the freezing point of a material which freezes at -2degree celcius using the same apparatus in the laboratory and any chemical reagents commonly found in a
If 352 g of magnesium reacts with excess oxygen to produce 296 g of magnesium oxide, what is the percent yield for the reaction?
The can says that exposure to temperatures above 130°F may cause the can to burst. What is the pressure in the can at this temperature?
A 500 gram sample of aluminum pellets (specific heat capacity = 0.89 J/degrees C x grams) 10 gram sample of iron pellets (specific heat capacity= .45 J/ degrees C x g) are heated to 100 celsius. mixture of hot iron and aluminum is then dropped to 97.
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