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Write out a detailed mechanism for the formation of dibenzalacetone, using acetone + benzaldehyde in NaOH. Please show steps with electron arrow movement.
Phosphorus-32 has a half-life of 14.0 days. Starting with 8.00 g of Phosphorus-32 , how many grams of P-32 will remain after 98.0 days?
What is the [H3O+] of a solution that is 0.0100 M in HOCl
Calculate the amount of energy needed in calories to heat 145 g of water from 22.3 degrees celsius to 75.0 degrees celsius. (water in j/g degree celsius = 4.184, cal/ g degree celsius = 1)
?Hf0 for the formation of rust (Fe2O3) is -826 kJ/mol. How much energy is involved in the formation of 5 grams of rust.
Water has vapor pressure of 23.8 torr at 25 degrees celsius. Find vapor pressure of water at 40 degrees celsius if delta H of vaporization is 40.7 KJ/mol.
How many moles of oxygen are needed to react with 5.0 moles of ammonia? In the above reaction, how many moles of water can be produced from 256 grams of oxygen?
Begin your explanation by identifying the intermolecular forces of attraction of the solute and the solvent.
A compound of molecular weight 280 g/mol a concentration of 15.0 micrograms per ml absorbs 65 percent of radiation at a certain wavelength in a 2 cm cell.
In an acid/base titration, knowing that it took 13.14 mili litres of 0.1016 M sodium hydroxide, NaOH to reach the first endpoint of the titration,) from this information, mols of Phosphoric acid present in the sample is 1.335 mols.
If the height of the candes in the container increases at the rate of 0.270 cm/s, at what rate (kilograms per minute) does the mass of the candies in the container increase?
if the solubility of AgNO3 at 40oC is 211 g per 100 g of water, what mass of this solute can be dissolved in 350 g of water at the same temperature?
Determine the average atomic mass of boron is the natural abundance of 10B weighing exactly 10.0129 amu is 80.1% and the natural abundance of 11B weighing exactly 11.0093 amu is 19.9%.
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