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Alkane ReactionsAn unknown compound with a molecular formula of C8H18 reacts with chlorine in the presence of light and heat. From the reaction, only one compound with the formula C8H17Cl can be isolated. What is the structure of the original unknown compound?
a beaker containing 250g of water is heated from 23 degrees C to 100 degrees C. what is the heat gain in calories?
Calculate the de Broglie wavelength for each of the following.
Find the reaction order using a Powell plot or the fractional-life method and also estimate the rate constant
Quantum number representations - What are the possible values of the four quantum numbers for one electron in a 5d orbital?
In a solution of acetone and ethanol, the mole fraction of acetone is 0.40. What is the concentration of acetone as a mass percent?
How much heat is required to vaporize 351 g of liquid ethanol at its boiling point.
How many milliliters of 0.0120 M Na2S2O3 solution are needed to dissolve 0.740 g of AgBr.
A 6.11 g sample of Cu---Zn alloy reacts with excess aqueous HCl producing 1.26 L of H2(g) at 22.0 degrees C and 728 torr. Since only the Zn portion of the alloy reacts, calculate the percent Cu in the alloy.
What is ozone and how it works as a protective molecule for our environment? What are the effects of CFCs on the ozone layer.
Gaseous HBr has an absorption band centered at about 2645 cm-1 consisting of a series of lines approximately equally spaced with an interval of 16.9cm-1.
The reaction between white phosphorous and oxygen produces solid tetra phosphorus decoxide (P 4 O 10 ).
N2H4+3O2----2NO2+2H2O The limiting reagent is O2 how many kg of NO2 are produced from the reaction of 75kg of the limiting reagent.
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