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A 0.6745 gram sample of KHP reacts with 41.75 mL of KOH solution for complete neutralization. What is the molarity of the KOH solution? (Molecular weight of KHP = 204 g/mol. KHP has one acidic hydrogen.)
Explain The Chemistry of Food Composition, find the nutritional values/info in food from USDA Nutrient Data Laboratory?
Which of the following compounds have a meso form? 1, 3-dichloropentane 2, 3,-dichloropentane 2, 4-dichloropentane 1, 5-dichloropentane
2 NH3(g) + 3 O2(g) + 2 CH4(g) → 2 HCN(g) + 6 H2O(g) If 5.08 103 kg each of NH3, O2, and CH4 are reacted, what mass of HCN and of H2O will be produced, assuming 100% yield?
A sheet of aluminum foil has a total area of 1.000 ft^2 and a mass of 3.626g. What is the thickness of the foil in millimeters (density of AL = 2.699 g/cm^3)?
A saturated solution of unknown metal hydroxide M(OH)2 has a measured pH of 8.91. Determine the value of Ksp for the compound.
c2h2g2h2g-gt c2h6gc2h2- delta h 226.7c2h6- delta h -84.7a.write the equation for the heat of formation of c2h6gb. use
A solution that contains 87.2g of an unknown compound in 392.4g of water freezes at -8.00 degrees C. Calculate the molar mass(in units of g/mol) of the solute. Kf of water is 1.86 degrees C/m.
Since there are that many Moles of KOH there must be equal moles of the acid. So 4.14*10-3moles/.05L= X M of initial acid== .0828M?
How many liters of H2 gas, measured at 0.992 atm and 365 K, are required to synthesize 0.35 mol of CH3OH?
Problem- If you purchased 3.81?Ci of sulfur-35, how many disintegrations per second does the sample undergo when it is brand new
Which of these samples: 1) 0.76 moles of titanium 2) 70.06 of calcium chloride 3) 3.62X10x22 moles of water
What is the thickness of the resulting SiO2 water? The molecular weights of Si and SiO2 are 28 and 60 g/mol, respectively. The densities of Si and SiO2 are 2.33 and 2.27 g/cm3, respectively.
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