Calculate the mass of propylene glycol
To obtain the same antifreeze protection requires 76g of propylene glycol to replace each 62g of ethylene glycol. Calculate the mass of propylene glycol required to replace 7.00gal of ethylene glycol. The density of ethylene glycol is 1.12 .
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If a 210 mg piece of gold (density =19.32 g/cm^3 ) is hammered into a sheet measuring 2.5 x 1.0 ft , what is the average thickness of the sheet in meters?
In a coffee cup calorimeter 50.0 mL of 1.0 M NaOH and 50 mL of 1.0 M HCl are mixed. Both solutions are originally at 23.0 oC. After the reaction, the temperature is 30.0oC. Assuming all solutions have a density of 1.0 g/mL and a specific heat cap
What will be the volume of the gas sample if the pressure increases to 820 mm and the temperature increases to 55°C?
A full-revolution press has 100 rpm flywheel rotation. The press is equipped with two-hand palm buttons mounted on the machine at a distance of 20 inches from the point of operation.
Explain why the swirling of a solution and its drying agent hastens the drying process.
The calorimeter had a heat capacity of 950.0 J °C-1. The temperature of the entire system rose from 25.30 °C to 26.59 °C. Calculate the heat of reaction, in kJ, per mole of KOH(aq).
Derive a frequency response curve for a low-pass RC filter in which R= 2.5 k ohms and C = 0.015 F. Cover a range of (Vp)0/(Vp)1 of 0.00I to 0.999. Plot (Vp)0/(Vp)i versus in f
The compound ZnI4 is best described as anions in a face-centered cubic unit cell with the cations in the tetrahedral holes. What is the density of this compound? The radius of I- is 216 ppm, and the molar masses are Zn = 65.4 g/mol, and I = 126.9
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create a temporary committee to investigate the cause of the recent werewolf attacks in major cities throughout the United States.
Compare the Marxist Theory and Psychology of Addiction with the Realistic Theory and psychology of Addition.
Explain how the Articles of Confederation made the above scenario possible. Describe how this scenario influenced the framers' decisions in creating the Constit
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Analyze leadership of an organization during a particular event or across a defined set of events. The assignment will assess your ability to identify