Calculate the mass, in grams, in 0.115 mol of each of the following:
A) Ne
B) I2
C) Na2O
D)
Ca(NO3)2
E)
C6H14
Calculate the mass, in grams, in 0.115 mol of each of the following: A) Ne B)...
1. calculate the mass, in grams, of each of the following. a. 7.57 mol BaSO4 b. 0.0472 mol c. 0.250 mol C12H22O11 2. Calculate the amount, in moles, of each of the following. a. 16.3 g SF6 b. 25.4 g Pb(C2H3O2)2 c. 15.6 g
Calculate the following quantities: (a) mass, in grams, of 1.50 x 10^-2 mol CdS (b) number of moles of NH4Cl in 86.6 g of this substance (c) number of molecules in 8.447 x 10^-2 mol C6H6 (d) number of O atoms in 6.25 x 10^-3 mol Al(NO3)3
8. a) Calculate the mass in grams of 1.37 mol of AgNO3 b) Calculate the amount in moles of 647 g of Ba(OH)2 c) Calculate the number of molecules in 4.68 mol of H2S d) Calculate the number of chloride ions in 1.75 mol of iron (III) chloride.
2) Calculate the mass (n grams) of each of the following a) 1.50 moles of Sodium b) 0.125 moles of CO2 c) 2.80 moles Ca d) 2.28 moles Nazo
Calculate the gram molar mass of the following chemicals using a periodic chart: -grams/mol a. CaCl- b. NazCO) c. Cacos grams/mol grams/mol 1.240 g mixture containing calcium chloride and sodium chloride reacts with excess sodium carbonate as per equation...) to precipitate 0.567 g of calcium carbonate. a. Calculate the moles of calcium carbonate precipitated? b. How many moles of calcium chloride are present in the mixture? c. Convert moles of calcium chloride into grams of calcium chloride. d. Calculate %...
Calculate the mass, in grams, of 5.35 mol of xenon, Xe. mass of Xe: Calculate the mass, in grams, of 0.667 mol of sulfur dioxide, so, mass of so,
Calculate the mass in grams of 1.45 mol of (NH4)2CO3: Calculate the formula mass of CuSO4.5H2O: Determine the mass in grams of 24.5 mol of O:
1) Calculate the number of molecules in the following: a) 0.25 mol of glucose (C6H1206) b) 1.4 g of HCI c) 0.35 g of NH3 2) What is the mass of the following: a) 5.00x10" molecules of HI b) 0.0250 mol of Al(SO4)3 c) 1.00x10% atoms of Na 3) How many are there: a) moles in 2.50g of K PO. b) grams in 0.034 mole of HCI c) moles in 1.25g of NazS 4) Calculate a) How many g of...
a. Calculate the mass of iodine, I2, that must be dissolved in 725 mL of carbon disulfide, CS2(d= 1.261 g/mL) to produce a 0.236 msolution. b. Calculate the molality of a solution consisting of 34.0 mL of benzene (C6H6, 78.11 g/mol, d= 0.877 g/mL) in 187 mL of hexane (C6H14, 86.18 g/mol, d= 0.660 g/mL).
What is the mass, in grams, of each of the following? 2.0×10−3 mol Sb 3.51×10−2 mol Ba 44.1 mol Xe 1.1 mol W