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A certain ionic compound is found to contain 0.012 mol of sodium, 0.012 mol of sulfur and 0.018 of oxygen. Explain what is its empirical formula?
A gaseous fuel mixture stored at 752 mmHg and 298 K contains only methane and propane . When 11.6L of this fuel mixture is burned, it produces 767kJ of heat.
When 33.5 mL of 0.580 M H2SO4 is added to 33.5 mL of 1.16 M KOH in a coffee-cup calorimeter at 23.50°C, the temperature rises to 30.17°C. Calculate ?H of this reaction
Write the chemical equation for all the reactions both SN1 and SN2 involving primary and secondary substrates b) Rank the primary halide in order of increasing reactivity toward SN2
a sample consisting of various gases contains 3.6 10-6 mole fraction of radon. this gas at a total pressure of 33 atm
1. what is the purpose of extracting the organic layer with water inthe first extraction step?2. what is the purpose of
Write the formula for the name or name for the formula of each acid below. (Type your answer using the format copper(II) chloride for CuCl2, and CO2 for CO2.) (a) chloric acid (b) HBrO3 (c) nitrous acid (d) HNO3 (e) hydroiodic acid
sulfur dioxide is an unwelcome result of burning soft coal in power plants. Some of the sulfur dioxide ends up as sulfuric acid ( H2SO4) in acid rain.
When optically active propylene oxide is used, the 1,2-diol obtained from the acid hydrolysis has a optical rotation opposite from the Alkaline hydrolysis. Write the mechanism of each hydrolysis that is likely to explain these facts.
Decide whether or not a reaction will occur when a solution of Cadmium (II) chloride is treated with nitric acid HNO3 (aq). Write a balanced equation for any reaction that occurs
A gas mixture composed of helium and argon has a density of 0.719g/l at a 743mmHg and 298k . What is composition of mixture by volume?
How does "spartan student" work. Supposedly i have work "due" but I do not see how it is "due" and how my teacher will see my assignments if this is a program. Is my saved work able to be seen by my teacher.
Produce MnO2 (s) and Oxygen gas. Balance the equation for the oxidation of hydroperoxide ion to O2 (g) by permanganate ion in a basic solution.
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