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How many moles of O2 are required for the complete reaction of 43.5 g of C2H4 to form CO2 and H2O?
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What will happen if I decide to test the solubility of sodium chloride in ethanol which is less polar than water.
A Chem major obtains a high-paying summer job and is given the task of determining the ethanol content (in vol %) of a commercial mouthwash sample. she decides to use gas chromatography because the experiment was so much ...
Why do the instructions call for using a saturated solution of NaOH rather than one at lower concentration? Why can we ignored in the calculation of the concentration of NaOH?
Magnesium metal(0.100 mol) and a volume of aqueous hydrochloric acid that contains0.500 mol of HCl are combined and react to completion. How manyliters of hydrogen gas, measured at STP, are produced? Mg(s) + 2HCl(aq) --- ...
The common charges of an element can be related to the electron configuration of the element. Why would copper ions have 2 common charges? Explain each of them in terms of the electron configuration.
What volume of 0.600 M HCl is required to react completely with 2.50 g of sodium hydrogen carbonate? NaHCO3(aq) + HCl(aq) ? NaCl(aq) + CO2(g) + H2 O(l)
How many grams of H2SO4 must be dissolved into 0.709 L of solution to generate a concentration of 0.303 M?
Name five types of radiation. Describe, in table form, their mass number, charge, and identity.
A mixture consisting of powdered granite and sugar. Water is added and the mixture is stirred then filtered. What is presented on the filter paper? What is present in the filtrate(the liquid obtained in the filtration)? ...
Nitro glyerine is an explosive used by the mining industry. It detonates according to the following equation: 4C 3 H 5 N 3 O 9 (l)→ 12CO 2 (g) + 6N 2 (g) +10H 2 O(g) + O 2 (g) What volume is occupied by the gases produce ...
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