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During the course of an experiment, a 0.300 M NaCl solution with an initial volume of 25.0 ml is diluted to a total final volume of 26.0 ml. What is the concentration of NaCl in the final solution?
Do I use M1V1=M2V2 ?
If it takes 10.0 minutes for 5000 atoms of a radioactive isotope to decay to 2500 atoms, how many of the original 5000 atoms remain after 30.0 minutes?
Question enthalpy and entropy values are given and were asked to find boiling point of mercury
Determine the phase composition and temperature when equilibrium is reestablished?
Determine that how many moles of molecular hydrogen are used per mole of the precatalyst in order to convert it entirely to platinum metal?
Calculate the specific heat capacity of the metal when the final temperature of the mixture =38.7?C.? (Assume that there is no energy lost to the surroundings.)
What are the major differences between "theories", "hypotheses" and "laws". What is an example that would explain them.
Compute the changes in the degree of polymerisation and the rate of the polymerisation caused by raising the temperature of polymerisation of styrene in C6H6, initiated by azobisisobutyronitrile from 60 0C to 70 0C.
the gas sample weighs 2.62grams then computes the molecular weight and determines the identity of the gas.
Explain would the calculated molarity of NaOH be too high or too low If the KHP weighed in your experiment today was contaminated with some unknown inert substance.
Explain the detoxification of Acetaminophen, alcohol, and sodium nitrite with biotransformation of xenobiotics. Describe the Synthesis of fatty acid, Triglyceride, Vitamin E, and Vitamin C.
What is the concentration of unknown acid solution? Write the neutralization reaction, balance it, name the products THEN Solve the problem above.
Calculate the binding energy of the 2s electron in iron and calculate the binding energy of the 2s electron in iron. Does the new energy agree better with experiment?
By Solving this problem student is able to understand how to calculate theoretical and percent yields in an experiment - determine theoretical and percent yields for this experiment.
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