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If the salt concentration of a soup is reduced from 5% to 3%, explain what will the effect on available water be?
A piston at 7.4 atm contains a gas that occupies a volume of 3.5 L. What pressure would have to be placed on the piston to force the volume to adjust to 1.27 L
A single beam photometer with a linear response showed a detector signal of 73.6 uA for a blank solution. Replacing the blank with the sample solution yielded a signal of 24.9 uA. What is the transmittance expected for a sample solution of twice t..
How many kilocalories of heat are released when 75g of steam at 100 celsius is converted to ice at 0 celsius. If you want to lose 1 pound of fat, which is 15% water, how many kilocalories do you need to expand
what function of acetic acid in rection to yield acetanilide? can it be changed to another
Photosynthesis in plants generate sugars such as glucose (C6H12O6) and oxygen from carbon dioxide and water. how many kilograms of oxygen are produced from photosynthesis of 330 kg of carbon dioxide
what is the molarity of a solution that contains 35.0 g of vitamin b1 hydrochloride molar mass 337 gmol in 110 g of
What is the function of a chemical indicator. (is the answer the function is to determine if a sample solution is a base or an acid?) Why is water considered neutral
A 2.45-g sample of strontium completely reacts with oxygen to form 2.89 g of strontium oxide. Use this data to calculate the mass percent composition of strontium in strontium oxide.
a 2.9 m solution of methanol ch3oh in water has a density of 0.984 gml. what are the a mass percent b molarity and c
identify the functional group; and 3) and discuss general key chemical properties of the chemical that a fire, environmental, health or safety personnel should know.
Determine the oxidation number for the indicated element in each of the following substances.
consider the reaction by which hbr is added to ethene to give bromoethane. write the mechanism of the reaction using
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