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What is an isotope? Does it mean there is a different number of protons or neutrons?
0.02 grams of AgNO3 is dissolved in 1.0 L water. What is its concentration as parts per million
Draw the product that is formed when 1-pentyne is treated with an excess of hydrogen gas and a nickel catalyst
The acid-dissociation constant for an acid-base indicator HIn is 0.0000438. At 600 nm, the molar absorptivities are 2230 for HIn and 8900 for In-. Calculate the absorbance at 600 nm of a 1.00 x 10-4 M solution of the indicator at pH 4.81 in a 1.00..
determine the molecular weight of the venusian atmosphere assuming that it consists of 95 co2 and 5 n2 by volume. what
explain the volume increase during transformation from austenite to ferrite. why is the change in volume larger for
Preliminary with 2-methylpropene (isobutylene) and using any other needed reagents, State a synthesis of each of the following:
when carbon dioxide dissolves in water carbonic acid h2co3 is formed. when this enters limestone caco3 it dissolves the
isopentyl alcohol with an excess of acetic acid, how many gras of isopentyl acetate( MW =130.2 g/mol) would you hav if the yield was 75%?
for the reaction given as nog o3g --gtno2g o2g the frequency factor a 8.7 x 1012 s-1 activation energy 63 kjmol.
hydrogen has two naturally occurring isotopes normal hydrogen h with atomic mass of 1 and deuterium d with atomic mass
A reaction mixture in a 5.21 L flask at a certain temperature contains 27.1g CO and 2.32g H2. At equilibrium, the flask contains 8.63g CH3OH
An alkane with a molecular formula of C8H18 reacts with chlorine in the presence of light and heat to give a single monochloride C8H17Cl. What is the most reasonable structure for the starting alkane
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