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Find out using the handbook of chemistry/physics a. the solid element with the greatest density b. the solid element with the highest known melting point c. the solid element with the lowest known melting point d. the only two elements that are liquids at room temperature
MnSO4 is converted to MnO2 in a basic medium as oxygen gas is converted to hyroxide ion. In this case, is the sulfate ion a spectator ion. (NaOH is also present. Is sodium ion also a spectator ion) A. Print the oxidation half-equation B
Using Hess's Law to Calculate an Unknown heat ^ H Nitrogen oxides undergo many interesting reactions in the environment and in industry. Given the following information, calculate H for the overall equation
For the reaction 2HCl+Na2CO3 →2NaCl+H2O+CO2 what volume of 0.45 M HCl solution would be needed to produce 2.5 L of CO2 at STP?
What is the heat of reaction (kJ) per mole of acid? Assume the mixture has a specific heat capacity of 4.18 J/(g·K) and that the densities of the reactant solutions are both 1.00 g/mL.
Develop a balanced chemical equation for the oxidation reaction. This will comprise identifying plausible half-reactions and summing them together.
water at 20 degrees celsius is flowing with velocity of 0.5 ms between two parallel flat plates placed 1 cm apart.
Comment on the difference between the impure and crystallized sulfanilamide. What does the difference indicate about your ability to perform an effective crystallization
Draw the Lewis structures for the following compounds to assist you in answering this question. 1) CBr2H2 2) BH3 3) XeCl4 4) SF4 5) HCl Which compound has no lone pairs
21 g of each Li (molar mass=7 g/mol) and N2 (molar mass=28 g/mol) are placed in a reaction vessel. What is the maximum mass of Li3N (molar mass=35) that can be produced
at ordinary body temperature 37 the solubility of in water in contact with air at ordinary atmospheric pressure 1.0
Given the following information for element X, identify the element group in the periodic table: the electron affinity is positive; the 1st ionization energy is less than the 2nd and 3rd ionization energies and is much less than the 4th ionization..
the complete combustion of octane c8h18 the main component of gasoline proceeds as follows2 c8h18l 25 o2g-----gt16
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