Determine hydroxide ion and the hydronium concentrations
A magnesium hydroxide solution is found to at 25C have a pH of 12.09. Determine hydroxide ion and the hydronium concentrations in the solution. Then compute the mass of magnesium hydroxide required to make 250ml of the solution.
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Conclude the concentration of oxygen in the air above the water in mg/L at equilibrium when the Henry's constant for oxygen in water is 4.02*106 kpa/mol fraction and the pressure in the container is 1atm
In the sample of 23 young adult men, the correlation between the total hemoglobin (THb) measured from the venipuncture and measured from the finger needle puncture was 0.82. For a sample of 32 women of similar age, the correlation was 0.74. The tw
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Where P is monthly mortgage payment and M0 is amount borrowed. If you borrow M0 = $36,000 and pay off loan in t = 120 months (so M(120) = 0), find monthly payment P?
Assume initially at 25.00 oC you have 20.81 g of water, in a perfectly insulated jug. Until the combined sample of water has a temperature of 58.71 oC, you add water which is at 83.71 oC to the jug.
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Draw the curve by using parametric equations to plot points. Point out with the arrow direction in which curve is traced. Then eradicate parameter to a Cartesian equation of curve. x = t^3 + 1; y = t - 1;-2 < t > 2.
There are 2 acres of land and 48 days of harvest labor available. How many acres must be devoted to each crop to maximize pounds of grain harvested?
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