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Consider 4.90L of a gas at 365 mmHg and 20. ° C . If the container is compressed to 3.00L and the temperature is increased to 40. ° C , what is the new pressure, P 2 , inside the container? Assume no change in the amount of gas inside the cylinder. Express the pressure numerically in millimeters of mercury.
what is the term for a substance that is capable of either accept or donate a proton in as which base reaction?
When the electrons return to the ground state, they lose the excess energy in the form of 640 nm photons. What is the energy gap between the ground state and excited state in the laser material? answer is in J i was absent in class and my test is ..
What is the pH at the equivalence point when when 40.0 mL of 0.183 mol/L HC7H5O2(aq) is titrated with 0.131 mol/L NaOH(aq)? Assume the temperature is 25oC
nonbonding domains, polarity, intermolecular attractive forces, and which IMAF is the most important
What is the pH of a solution prepared by adding 66.0 ml of 0.100 M HCl to 43.0 ml of 0.200 M NaOH
A vitamin C capsule is analyzed by tirating with 0.3M NaOH. It is found that 24.4 ml of base is required to react with a capsule weighing 0.55g.
how do the tests on known solutions containing cations and anions make it possible for you to identify the cation or anions
An alkyne of six carbon atoms gives the same single product in its reaction either with BH3 in THF followed by H2O2 /OH-, or with H2O/Hg2 /H3O . Draw the structure of the alkyne (containing only carbon and hydrogen atoms).
One piece of copper jewelry at 108 degrees Celsius has exactly twice the mass of another piece, which is at 44 degrees Celsius. Both pieces are placed inside a calorimeter whose heat capacity is negligible. What is the final temperature inside the..
After treatment with trypsin, which cleaves at R and K, there were 3 fragments: two dipeptides and MGAV. What is the sequence of the peptide? Use the one-letter abbreviations for the amino acids, and do not use dashes.
The Ksp of beryllium hydroxide, Be(OH)2, is 6.92 x 10^-22. Calculate the molar solubility of this compound
Compound A, optically active, with a formula of C6H14O reacts with Na2Cr2O7 in H2SO4 forms a new compound B with formula C6H12O and is optically active
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