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The balanced equation for the reaction of magnesium metal withaqueous hydrochloric acid is Mg(s) + 2HCl(aq) -> H2(g) +MgCl2(aq). If 0.037 gram of magnesium are reacted with excess HCl,how many moles of hydrogen gas will be formed?
calculate the molarity and mole fraction of acetone in a 1.82 molality solution of acetone in ethanol. density of
Draw a tertiary carbocation, a secondary carbocation, and a primary carbocation, each with the formula C6H13.
Explain Net Ionic Equations and Balancing, These are only eight out of a fifty-three question hand out, but with eight answers to reference off of I think I'll be far more successful in my attempts at this.
a sample of gas occupies 15.0 liters at 4.00 atmospheres and 300 k. what is the new volume of the gas if pressure is
Normalize the total energy eigenfunctions for the three-dimensional box in the intervals 0 ? x ? a, 0 ? y ? b, 0 ? z ? c.
A sample of H½O with a mass of 46.0 grams has a temperature of -58.0 àC. How many joules of energy are necessary to heat the steam from 100.0 àC to 114.0 àC if the specific heat of steam is 2.01 J/g àC?
calculate the amount of heat requred to raise the temperature of 100.00 g of Mercury at 0.0000 c to 2.0000 c. repeat for 99.000 c to 101.000 c
Some water dissolves in liquid methane at -161 degrees C, the boiling point of liquid methane, to give a solution in which the mole fraction of water is 6*10^-5. Determine the mass of water (in units of grams) dissolved in 115L of this solution if..
a, The height of Niagra Falls is 51 meters. Calculate the Potential Energy of 1g of water at the top of the falls relative to the ground level. b, What would be the increase in temperature of the water if all Kinetic Energy were converted to heat.
1. For the titration of KHP with NaOH, what will the pH be at the equivalence point. (This will be your indication.) 2. If a sample of 0.062 g KHP requires 30.12 mL of NaOH to titrate it, what is the molarity of NaOH
The compound is composed of 41.39% carbon, 3.47% hydrogen and 55.14% oxygen. The molecular mass is 116.07 g/mol. What is the molecular formula?
A solution was prepared by dissolving 0.450 g MgSO4 (FW=120.363g/mol) in 0.500L of water. A 50.0 mL aliquot of this solution consumed 37.60 mL of EDTA solution in a titration. How many milligrams of CaCO3 (FW=100.089g/mol) will react with 1.00 mL ..
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