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Write the correct equation for the oxidation of zinc in 0.1 M hydrochloric acid. (WITH EXPLANATION PLEASE)
The person selling the coin priced it at $200, claiming it was pure gold. Being a well-equipped traveler and a chemist, the professor produced his graduated cylinder and electronic balance. The coin had a mass of 18.82 g and raised the water level..
A 500 ml sample of O2(g) is at 780 mmHg and 30C. What will be the new volume if, with the constant pressure and amount of gas, the temperature is decreased to -15c
Using Wien's law, calculate the temperature a star must have for the peak wavelength of its blackbody curve to equal this value.
What type of glycosidic bond occur between a ketose and ketose would yield a non-reducing disaccharide.
Determine the end (final) value of n in a hydrogen atom transition, if the electron starts in n = 4 and the atom emits a photon of light with a wavelength of 486 nm.
the reaction of concentrated hydrochloric acid with zinc metal -the reaction of solid strontium carbonate with nitric acid
Which of the following correctly shows the oxidation numbers for each of the elements in H2PO4?, I2, and Al(OH)4
The presence of the carbon-carbon double bond in eugenol can be tested using the bromine water test. write a balance equation for the reaction involved in this test?
The specific heat of copper is 0.385 J/(g x ?C). If 34.2 g of copper, initially at 25 ?C, absorbs 4.689 kJ
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 0.130 g of p-aminophenol is allowed to react with excess acetic anhydride, what is the theoretical yield of acetaminophen in moles. In grams
Recent research on the solubility of Greenockite, a thermodynamically stable form of cadmium sulfide (CdS), reveals that mildly acidic solutions with sulfide concentrations between 10-4 and 10-3 M can effectively minimize the solubility of CdS
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