WebOct 27, 2024 · A sample of the gas at a pressure of 727 mmHg and a temperature of 18°C weighs 0.289 g in a flask with a volume of 157.0 mL. Calculate the molar mass of the gas and suggest a reasonable chemical formula for the compound. Given: pressure, temperature, mass, and volume. Asked for: molar mass and chemical formula
Answered: Calculate the molar mass of… bartleby
WebStudy with Quizlet and memorize flashcards containing terms like Why is it possible to calculate the density of a gas at STP, knowing only its molar mass, but it is not possible … WebWe know that molar mass of a substance is the sum of the atomic masses of all the elements. (a) Molar mass of Ethyne C 2 H 2. = 2 × Mass of C+2 × Mass of H. = (2 × 12) + (2 × 1) = 24 + 2. = 26g. (b) Molar mass of Sulphur molecule S 8. = 8 × Mass of S = 8 × 32 = 256g. (c) Molar mass of Phosphorus molecule, P 4. = 4 × Mass of P = 4 × 31 ... lehigh admissions office
Calculate Molar mass of ethyne? - Answers
WebCalculate the molar mass of each of the following: (a) S 8 (b) C 5 H 12 (c) Sc 2 (SO 4) 3 (d) CH 3 COCH 3 (acetone) (e) C 6 H 12 O 6 (glucose) 14. Calculate the empirical or molecular formula mass and the molar mass of each of the following minerals: (a) limestone, CaCO 3 ... 0.0872 mol acetylene, ... WebAcetylene C2H2 CID 6326 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards ... WebMar 12, 2011 · How do you calculate the molar mass of ethyne? you look at the table of elements. you know ethyne is C2H2. Carbon's mass is 12.011 and hydrogen is 1.0079. … lehigh aggregates