Calculate the approximate alkalinity
Calculate the approximate alkalinity (milligrams per literCaCO3) for water containing 120 mg/L of bicarbonate ionand 15 mg/L of carbonate ion.
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Indirect labor andother overhead is calculated simply at a rate of $5.00/hr, while general office expenses are calculated at a rate of $2.00/hr. What is the manufacturing cost for one pump?
In the Hall-Heroult process, anhydrous aluminum oxide isreduced to aluminum according to the chemical equation: 2Al2O3 (s) ---> 4 Al (l) + 3 O2(g) Calculate the mass of aluminum oxide reacted if 385 g of Al was produced and the percent yield wa
A point charge of -1.5 C is located at the origin. A second point charge of 10 C is at x = 1 m, y = 0.5 m. Find the x and y coordinates of the position at which an electron would be in equilibrium.
The facility is required to collect all the vented air and route it to a biofilter to control total emissions to less than 30 kg of ethanol per day. Calculate the required control efficiency.
A hydraulic press consists of two vertical cylinders of circular cross-sectional areas 6cm2 and 120cm2 that are joined at the base. The press contains oil of relative density 0.93, and the friction between the pistons and the cylinder walls is negl
If the slope of this line is 0.675 and the y-intercept is 5.55, calculate the time in minutes is required for the reaction to reach 50% completion.
If an open-tube manometer is open to the atmosphere (760 torr), themercury levels are equal. What is the pressure in the flask when agas is contained in the inside in torr when h=118 and 215.
Find the velocity with which he strikes the water. [Hint: When the diver reaches the water, his displacement is y = -4.0 m (measured from the board), assuming that the downward direction is chosen as the negative direction.]
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