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If a graduated cylinder contains 155 g of water a 11.0 g piece of iron (density = 7.86 g/cm3) and a 16.0 g piece of lead are added. Explain what is the new water level in the cylinder?
Imagine that a chemist has cyclohexanone, triphenylphosphine, butyllithium, and 2-bromobutane. Draw the organic product resulting
Explain what is the maximum amount of ammonia that can be formed if 30 molecules of nitrogen react with 100 molecules of hydrogen
construct molecular models of threo- and erythro-2,3-dibromo-3-phenylpropanoic acid and show which diastereomer would be formed by anti addition of bromine to trans-cinnamic acid
Calculate the standard-state entropy for the following reaction: 1 \rm CH_4(g) + 2 \rm O_2(g) \longrightarrow 1 \rm CO_2(g) + 2 \rm H_2O(l) (If applicable, coefficients of one have been included for clarity.)
(0.0250 moles)(5 moles of the H20 / 1 mole of copper sulfate pentahydrate)(18.01 g/mol of H2O) = 2.25 grams, on top, in order to achieve the real molarity of CuSO4 when in solution?
How much heat is produced in burning 9 mol of ethylene (C2H4) under standard conditions if reactants and products are brought to 298K and H2O (l) is formed
why during a GC is the boiling point for some samples higher than the final temperature used during the run yet these samples still run
Calculate the probability that a quantum mechanical particle in a one-dimensional box will be found in the left quarter of the box through repeated measurements when it is in the lowest-energy state?
How much heat is absorbed by a 125g sample of water when it is heated from 25.200C to 32.800C? The specific heat of water is 4.184 J/g0C.
gold can be hammered into extremely thin sheets called gold leaf. if a 202-mg piece of gold density 19.32 gcm3 is
What is the gauge pressure of the gas in this mercury manometer
What is the structural formula of the geminal dichloride that is necessary to make 2,3,3,6,6,7-hexamethyloct-4-yne. I dont even know where to begin can someone please help
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