The Molecular weight of the chemical EDTA is 372.24 g/mole. How many grams of EDTA are required to prepare 47.0 L of a 0.220 M Solution of EDTA?
The Molecular weight of the chemical EDTA is 372.24 g/mole. How many grams of EDTA are...
Calculate how many grams of Na2EDTA dihydrate (, molar mass = 372.24 g/mol) will be needed to prepare 500.0 mL of an EDTA solution that is approximately 0.010 M. (Enter just the numeric value with the proper SFs) Answer in grams
PET, with a molecular weight of 20,000 g/mole, has how many mers?
If you have a sugar with a molecular weight of 309 g/mol, how many grams would you need to add to 127 mL of water to create a 248 mM solution?
What is the molecular weight (in grams per mole) of a gas sample that has a mass of 3.07 g in a 2.248 L flask at a temperature of 27.3 ºC and a pressure of 0.597 atmospheres?
You have an electrolyte, M3N, of which molecular weight is 600 g/mole. The compound is an electrolyte and dissociates as follows M3N = 3M++ N-3 What is the valency of the compound? If a solution contains the compound at a concentration of 50 mg/mL, how many miliequivalents(mEq) of the compound are in 500 mL? If a solution contains the compound at a concentration of 50 mg/mL, how many milliosmole(mOsmol)of the compound are in 1000 mL? If a solution contains M3N...
A 3.7145-g portion of disodium EDTA dihydrate (M.W. 372.24) was dissolved in enough distilled water to prepare 1.000 liter of solution. A 100.0-mL water sample was adjusted to pH 10 and titrated to endpoint with 11.23 mL of the EDTA solution. Calculate the concentration of the EDTA solution and th e hardness of the water sample. Express the hardness of mg caCO3 /L.
How many grams of Tris are needed to prepare 1.25 L of 0.2 M solution? The molecular weight of Tris is 121.1
Density of water = 998 kg/m^3
Molecular weight of CaCO3 = 100 g/mole
please help to solve this problem
Determine the concentration, molarity, normality, and mole fraction of a 2-L solution containing 50 g calcium carbonate (CaCO3). Assume that the density of water is based on a temperature of 20°C/68°F.
How many moles of benzaldehyde (density d = 1.04 g/ml), (molecular weight mw = 106.12 g/mol) are required to react with 1.0 ml of acetone: (density d = 0.79 g/ml), (molecular weight mw = 58.08 g/mol)? 6. What is approximate theoretical yield for problem # 5 if you obtained 2.1 grams of dibenzylidene acetone (mw = 234.29 g/mol)?
How much urea (CH4N2O; molecular weight: 60.056 g/mol) in grams do I need to add to 1L water to have a final concentration of 20 mg/L Total Nitrogen as Nitrogen or TN-N. Nitrogen molecular weight is 14.0067 g/mol.