Find out the molarity of the ethanol in solution
A solution of ethanol (C2H5OH) in water is prepared by dissolving 62.0 mL of ethanol (density = 0.79 g/cm3) in enough water to make 235.0 mL of solution. What is the molarity of the ethanol in this solution?
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The concentration of alcohol (CH3CH2OH) in blood, called the blood alcohol concentration of BAC, is given in units of grams of alcohol per 100ml of blood. The legal definition of intoxication, in many states of the US, is that the BAC is 0.08 of h
The conditional jumps can be predicted with 60% accuracy, and the loop jumps can be predicted with 90% accuracy. The penalty for guessing wrong is four cycles. There is no penalty for unconditional jumps or correct guesses. What is the effi
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. What is the percentage of vitamin C, C6H8O6, in the capsule? (One mole of vitamin C reacts with one mo
5.0 g of NaNO3 is dissolved in 50.0 g of water. The initial temperature of the water was 21.0 degrees C and the final temp. Calculate the heat of solution per mole of NaNO3.
With regard to printer output, how was the word spool derived? 4. Describe how multiprogramming systems differ from timesharing systems. 5. What is the most critical factor in the operation of hard real-time systems? 6. Multiprocessor syste
Sodium thisulfate, Na2S2O3, is used as a fixer when developing photographic film. What is the mass in grams of Na2S2O3 needed to make 100ml of a 0.25 solution?
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