Knowledge of economics
why is it probably accurate to believe that you can think of nothing better to do with your time right now than to study economics
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Determine the numbers of grams of antifreeze must be dissolved in the 300 g of water in order to reduce the freezing point of the water to-13.02o C under 1 atm pressure (Kf:1.86 o C/molar and C3H5(OH)3: 92.09g/mol).
Determine the probability that there will be one or more empty seats for any one flight? Find out the mean and standard deviation for this random variable.
Calculate the pH of (a) a solution that is 0.40 M CH3COOH and 0.20 M CH3COONa. (b) a 0.40 M CH3COOHsolution. Determine the pH of a saturated zinc hydroxide solution?
A quantity of a diprotic acid which is having 5.00-g, was dissolved in the water and made up to exactly the 250 mL. Determine the molar mass of the acid if the 25.0 mL of this solution needed 11.1 mL of 1.00 M KOH for neutralization. Suppose that
Knowledge of economics, why is it probably accurate to believe that you can think of nothing better to do with your time right now than to study economics
Determine the probability that the actual weight is within 0.1 g of the prescribed weight? Determine the probability that the actual weight differs from the prescribed weight by more than 0.3 g?
At sea level a barometer having a cross-sectional area of 1 cm2 calculates a pressure of 76 cm of mercury. The pressure exerted by this column of mercury is equal to the pressure exerted by all the air on 1 cm2 of Earth's surface.
It seems that when using Quadratic Formula equation x2 - 2x + 1 = 0 has only one answer. Why is this? If this same equation were factored as (x - 1)(x - 1) = 0. Desribe why solution is called double root?
Determine the heat when 100 mL of 0.5 M HCl is mixed with the 300mL of 0.1M Ba(OH)2. Assuming that the final mixture has a mass of 400.0 g, the temperature of both solutions was initially 25 C and a specific heat capacity of 4.18 J/C. g. Determine
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