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A 100.0 g piece of metal at an initial temperature of 105C is dropped into 100.0 g of cold water, initially at 21C. Energy transfer occurs but no chemical reaction. Only one of the following can possibly be correct for the final temperature of the mixture. Which is correct? Give your reasoning. 16C, 21C, 25C, 63C, 99C, 110C
the product gas from a solid fuel combustion reaction has the following dry-basis molar composition 72.0 co2 2.57 co
a sample of gas occupies a volume of 364 ml at 1.28 atm and 27 oc. calculate the volume of the gas if its temperature
Now you find yourself on an airplane headed for Israel to visit the Dead Sea, which is below sea level. You have always wanted to visit there and now is your chance. What has happened to the atmospheric pressure?
how much of a 50 acid solution should be added to 40 gallons of a 25 acid solution to make a mixture that is 30
Calculate the concentrations of all species in a 1.73 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1 = 1.4× 10-2 and Ka2 = 6.3× 10-8.
If the temperature probe in an experiment is not calibrated and the values are 3.5 degrees C higher than they should be, what effect will that have on the delta T values when the initial value is measured with the thermometer and the latter is mea..
What molar ratio of acetic acid to sodium acetate is required to create a buffer solution having a pH of 4.84 at 25°C
What molarity of aqueous calcium chloride solution can be expected to show the same conductivity as 0.0050 M aluminum sulfate at 12,500 units.
What is the percent yield of the Sodium borohydride reduction experiment if the final weight of the product is .668 grams, the melting point of the final product is138-141C and there is no participate in the final solution?
3-nitrophthalic acid will be first converted into 3 nitrophthalhydrazide by reacting with 25% hydrazine. Reduction of the nitro group to an amino group with sodium hydrosulfite affords luminol.
What is the intermolecular force of ICl4 and SCl6?
the tosylate of 2s3r-4-methyl-3-phenylpentan-2-ol undergoes an e2 elimination on treatment with sodium ethoxide. draw
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