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What is the reason for the orange/red color in the reaction between o-vanillin and p-toluidine?
Problem- The decomposition of hydrogen peroxide is a first-order process with a rate constant of 1.06 x 10^-3 min^-1. How long will it take for 40% of H2O2 to react
A sample of oxide of antimony (Sb) contains 30.5g of antimony combined w/10g O2. What's the simplest formula for the oxide
Now use this website, All About Chemical Equilibrium at http://www.chem1.com/acad/webtext/chemeq/index.html to complete this Case assignment.
What current is required to depostit, on the cathode, 5.00 g of gold/hr from a solution containing a salt of gold(III)
if you mixed 100 ml of 0.1M KI with 100ml of 0.1M K2S2O8. How will you calculate the diluted (or "new") concentrations of them
If a bottle of nail polish remover contains 181 g of acetone, how much heat would be released by its complete combustion? The density of acetone is 0.788 g/mL
Consider all the valence electron pairs of the central atom-both those that are shared in covalent bonds, called bonding pairs, and those that are unshared, called non-bonding pairs or unshared pairs.
According to Bohr model, the red line on the spectrum is hydrogen changing from what state (ni= ?) and to what state (nf = ?) ? Give calculation steps below to prove your choice.
How much energy (heat) is released when 1.9 moles of H2 reacts with 0.7 moles of Cl2 to create HCl(g) if the ΔHrxn = -184.6 kJ.
in a 3.0-l vessel the following partial pressures are measured at equilibrium n2 0.380 atm h2 0.400 atm nh3 3.00 atm.
degrees C are warmed to 100 degrees C. what is the new volume if the pressure remains constant?
Gold has cubic crystals whose unit cell has an edge length of 407.9 pm. The density of the metal is 19.3 g/cm3. Calculate the number of gold atoms in a unit cell. What type of cubi lattice does gold have
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