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In the reaction between hydrochloric acid and magnesium what would be the two half reactions?
consider the following unbalanced reaction.p4s f2g pf3gwhat mass of f2 is needed to produce 113 g of pf3 if the
If the charge calculated in the first part of this question is passed through a cell constructed of copper electrodes immersed in an acidic solution of copper sulfate (0.5 M CuSO4/0.1 M H2SO4), what mass of copper, in mg, will be deposited on the ..
If all the energy obtained by by burning 1.26 lb of butane (fuel value is 10.85 kcal/g) is used to heat 126.0 kg of water at an initial temp of 19.7C, what is the final temperature.
Explain how many molecules of carbon dioxide and water are the products of oxidation of leucine. Specify the amount for each not just the total
The number of lone pairs = The number of single bonds = The number of double bonds = 2. The central nitrogen atom A. Obeys the octet rule B. Has an incomplete octet. C. Has an expanded octet.
In trans-1,2-dibenzoylethylene, even though the conjugated C=O group frequency coincides directly with the expected C=C stretching frequency, we would not have expected to observe the latter stretching mode in the infrared spectrum. Why
all alkali metals react with water to produce h2 gas and the corresponding alkali metal oxide.a write and blance a
Experimentally observed facts have led to the establishment of rules used to predict the solubility of common compounds in water. The rules can be stated as follows: Compounds that contain , , , and are always soluble with no particular exceptions..
Problem- At equilibrium, the concentrations in this system were found to be [N2]=[O2]=0.200 M and [NO]=0.400 M. N2+O2? 2NO If more NO is added, bringing its concentration to 0.700 M, what will the final concentration of NO be after equilibrium is r..
What is the coefficient for Zn when the equation below is balanced with the smallest whole number coefficients
What mass of this compound must be added to 1 kg of water to form a mixture above which the vapor pressure (equilibrium partial pressure) of this fragrance is 2 Torr
A dilute electrolyte is prepared by dissolving iron(III) chloride in water. It is found to ave a freezing point of - 2.5C. Calculate the molality of the solution
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