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Quantitative analysis of an unknown organic compound showed it to contain only C, H, and Cl. Combustion analysis of a 0.01869g sample of the compound yielded 0.00986g CO2 and 0.00396g H20. What is the simplest empirical formula for the compound?
How do you find the mass of an unknown acid in a 10mL portion used for titration if my original mass of the unknown acid is 0.307g
For a standard cell made using gold (Au) and gold (III) nitrate, and cobalt and cobalt (II) nitrate write the spontaneous reaction and the reaction in cell notation form and Calculate the E^(degree sign) for this cell
How much water would I need to add to 500mL of 2.4 M KCl solution to make a 1.0 M solution?
how many calories are given to a household radiator when 1000 grams of 100c steam condences and drops in temperature to
The second-order reaction 2 Mn(CO)5 Mn2(CO)10, has a rate constant equal to 3.0 x 10^9 M-1 s-1 at 25C. If the initial concentration of Mn(CO)5 is 2.0 x 10-5 M, how long will it take for 90.% of the reactant to disappear?
A sample containing 4.80 g of O2 gas has a volume of 15.0 L. Pressure and temperature remain constant. What is the new volume if 0.500 moles of O2 gas is added?
Fe(NO3)3, 5 drops of 0.1 M KCNS why are ions present when you mix those solutions? I also conducted the experiment using an unknown and got the same results for both.
Identify which process break covalent bonds and which ones simply overcome intermolecular forces? Explain why. A. Subliming iodine B. Oxidation of Mg to MgO C. Dissolving sugar in water D. Freezing pentane E. Converting CO to CO2
What would be the synthesis for my chaclone synthesis if 3-nitrobenzaldehyde were to react with 4-bromoactylphenone
A gaseous fuel mixture stored at 752 mmHg and 298 K contains only methane (CH4) and propane (C3H8). When 11.8 L of this fuel mixture is burned, it produces 760 kJ of heat. What is the mole fraction of methane in the mixture
A 2.154-g sample of HgO produces 125 mL of oxygen collected over water at 24 degrees C and an atmospheric pressure of 763 mm Hg. Calculate the STP molar volume for oxygen.
What will be the pH if 0.00820 mol of HA (pKa=2.34) and 0.00820 mol of A- are dissolved in water to make 1.000 L of solution? this is a dilute acid problem
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