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Compound X'has a molar mass of 579.43 g mol and the following element | mass %...
Compound X has a molar mass of 180.16 g-mol and the following composition: element mass % carbon 40.00% hydrogen 6.71% oxygen 53.29% Write the molecular formula of X. Х ?
-1 Compound X has a molar mass of 86.09 g-mol and the following composition: element mass % carbon 55.81% hydrogen 7.02% oxygen 37.17% Write the molecular formula of X. 5 ?
Compound X has a molar mass of 283.89 g.mol and the following composition: element mass % phosphorus 43.64% oxygen 56.36% Write the molecular formula of X.
5. 74.1% carbon, 8.6% hydrogen, & 17.3% nitrogen by mass. Its molar mass = 160 g/mol. 6. 59.0% carbon, 7.1% hydrogen, 26.2%oxygen, & 7.7% nitrogen by mass. Its molar mass = 180 g/mol. Find the molecular formula of a compound given: 7. 212.1 g sample with 42.4 g hydrogen and 169.7 g carbon. Molar mass = 30.0 g/mol 8. Carbon & Hydrogen containing compound sample with molar mass = 114.26 g/mol. 1 mole of the sample contains 18.17 g hydrogen....
Compound X has a molar mass of 134.13·gmol−1 and the following composition: element mass % carbon 44.77% hydrogen 7.52% oxygen 47.71% Write the molecular formula of X .
Complete the table below for calculating the molar mass of the compound phosphorus pentachloride. Molar mass of element Moles Mass in one mole of phosphorus pentachloride P D g /mol mol - g/mol mol Molar mass phosphorus pentachloride - g/mol
A compound with the empirical formula CH, has a molar mass of 70 g/mol. What is the molecular formula for this compound? molecular formula:
A compound with the empirical formula of NaSO₄ and a molar mass of 238 g/mol has a molecular formula of:
Determine the empirical formula of a compound containing: a. 1. 48.5 gram sample containing 1.75 g carbon & 46.75 g bromine. 2. 30.9 gram sample containing 9.63 g sulfur & 21.3 g chlorine Determine the molecular formula of the following: 3. Empirical formula = CFBro & molar mass = 254.7 g/mol 4. Empirical formula = C2H8N & molar mass = 46 g/mol Determine the molecular formula for the following: 5. 74.1% carbon, 8.6% hydrogen, & 17.3% nitrogen by mass. Its...
A compound has the empirical formula NaSO₄ and a molar mass of ~238 g/mol. What is its molecular formula? a. Na₂SO₄ 5H₂Ob. Na₂S₂O₈ c. Na₂SO₄ d. Na₂SO₈ e. None of these