suppose you needed to calculate the mass, in grams, of sodium in 1.5 grams of sodium chloride? which of the following equations allows you to correctly calculate the mass of sodium in 1.5 grams of sodium chloride
suppose you needed to calculate the mass, in grams, of sodium in 1.5 grams of sodium...
13. Calculate the volume of a 1.5 M sodium hydroxide solution needed to completely react with 7.50 grams of phosphoric acid
For the following chemical reaction, what mass of sodium chromate in grams will be needed to produce 4.79 mol of sodium nitrate? 2AgNO3 + Na2CrO4 --> Ag2CrO4 + 2NaNO3
(Given Sodium Carbonate: 15.900g) Molar Mass = 105.989g/mol 1. Calculate the mass of sodium chloride that is expected to be produced. (molar mass sodium chloride = 58.440g/mol) 2. Calculate the mass of water expected to be produced. (molar mass of water = 18.0153g/mol) 3. Calculate the mass of carbon dioxide expected to be produced. (molar mass of carbon dioxide = 44.0095g/mol) Please print/type equations/steps clearly.
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 %...
An aqueous solution of sodium chloride, NaCl, contains 2.18 grams of sodium chloride and 17.3 grams of water. The percentage by mass of sodium chloride in the solution is_______ %.
Chem 143 - Lab 46) CALCULATE THE THEORETICAL YIELD Grams of sodium carbonate used Moles of sodium carbonate used Grams of calcium chloride used Moles of calcium chloride used Moles of precipitate expected Theoretical yield of precipitate in grams Actual yield of precipitate in grams Percent yield 5.6 Show detailed work for percent yield. Page 4 of 4 Chem 143 - Lab Pre-lab Exercise Show the details of each calculation to get full credit 1. Magnesium oxide, a white powdery...
Calculate the mass percent if 25.0 grams of sodium carbonate is dissolved in 245 grams of water.
HELP WITH B and C please ? (molarity stoich) How many grams of sodium nitrite are needed to make 2.50 L of 1.12 M solution? Calculate the number of moles of the precipitate formed when 525 mL of 0.500 M potassium iodide reacts with excess lead (II) nitrate. Balanced equation:___ Calculate the number of grams of precipitate formed when 2.00 L of 0.400 M calcium chloride reacts with excess silver nitrate. Balanced equation: How many milliliters of a 1.5 M...
Calculate the percentage composition by weight for a mixture of ammonium chloride, silicon dioxide and sodium chloride using the following data: 1. After heating a mixture with a mass of 10 grams in a fume hood for 15 minutes. The mass of the sample decreased to 6.68 grams. 2.You then added several 5 ML portions of water to the sample, stir for 2 minutes and collected the liquid in a beaker. After heating the silicon dioxide, cool in a d...
Calculate the percentage composition by weight for a mixture of ammonium chloride, silicon dioxide and sodium chloride using the following data: a.) After heating a mixture with a mass of 10 grams in a fume hood for 15 minutes. The mass of the sample decreased to 6.68 grams. b.) You then add several 5 mL portions of water to the sample, stir for 2 minutes and collected the liquid in a beaker. After heating the silicon dioxide, cool in a...