Find percent yield of reaction phosphorus trichloride reacts
What is the percent yield of a reaction in which 262 g phosphorus trichloride reacts with excess water to form 102 g HCl and aqueous phosphorus acid (H3PO3)?
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Magnesium hydroxide is 54.87% oxygen by mass. How many grams of oxygen are in 175g of the compound? how many moles of oxygen is this.
Describing the tribe's history after contact, including major events and armed conflicts that may have been important to the history of the tribe in the present day.
What is the mol fraction Na2SO4 in a solution which is 11.5% by weight Na2SO4 (molar mass Na2SO4 = 142.06 g/mol and H2O = 18.016 g/mol)?
A 2.89 g sample of solid calcium carbide (CaC2) reacted with water to produce acetylene gas (C2H2) and aqueous calcium hydroxide. If the acetylene was collected over water at 16.3 C and 0.973 atm, how much acetylene was produced? Answer in units o
When a 5.00 g sample of NaOH dissolves in 100.0 g of water in a "coffee cup" calorimeter, the temperature rises from 28.3 degrees C to 39.6 degrees C. Calculate the heat energy for the reaction of 5.00 g of NaOH AND the heat of solution (reaction)
The heat of formation of liquid aluminum, Al (l) is about 10.7 kJ/mol. The entropy of solid aluminum is 28 J/mol K and the entropy of liquid aluminum is 40 J/mol K. Based on these data, at what temperature (oC) should aluminum melt?
What volume of oxygen, measured at 0.891atm and 18 degrees Celsius is needed to burn completely 4.18L of butane measured at 1.34atm and 38 degrees celsius?
0.01M HCl reacts with 3.18 g Na2CO3. Here 50 mL of HCl is required for the reaction. Calculate the volume of CO2 produced at 273 K and 1 atm.
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Despite the trauma of abandonment, children have an innate resilience that allows them to overcome adversity and thrive. They demonstrate remarkable strength