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Submit All Questions Completed 1 out of 36 Save Answer < Question 11 of 36 > A compound with the empirical formula CH, has a molar mass of 84 g/mol. What is the molecular formula for this compound? molecular formula: about us careers privacy policy terms of use contact us help
Submit All Questions Completed 3 out of 36 Save Answer < Question 35 of 36 > For the chemical reaction 2 NaOH + H2SO4 NaSO4 + 2H2O what mass of sodium sulfate is produced from 2.23 mol of sodium hydroxide? g about us careers privacy policy terms of use contact us help
Submit All Questions Completed 3 out of 36 Save Answer < Question 26 of 36 > A student needs to prepare 50.0 mL of a 1.10 M aqueous H2O2 solution. Calculate the volume of 5.0 M H2O, stock solution that should be used to prepare the solution. volume: mL about us careers privacy policy terms of use contact us help
Submit All Questions Completed 0 out of 30 Save Answer < Question 3 of 30 > If 5.13 mL of 10.0 M NaOH is used for a reaction, calculate the number of moles of NaOH that were used. number of moles of NaOH = mol about us careers privacy policy terms of use contact us help
mit All Questions Completed 10 out of 13 Save Answer on 11 of 13 > A mixture of argon and neon has a measured gas density of 1.09 g/L at STP. Assuming ideal-gas behavior, what is the average molar mass of the mixture? average molar mass: g/mol g/mol What is the percent composition of the mixture? Nr: Ne: bout us Careers privacy policy terms of use contact us help
WILL Submit All Questions Completed 5 out of 11. Save Answer KY mplete < Question 6 of 11 > Combining 0.318 mol Fe,O, with excess carbon produced 17.6 g Fe. mplete Fe, O,+3C-2 Fe +3 CO mplete What is the actual yield of iron in moles? mplete mplete actual yield: mol What is the theoretical yield of iron in moles? theoretical yield: mol What is the percent yield? % percent yield: privacy policy terms of use help contact us about...
< Question 23 of 36 > Give the full electronic configuration for phosphorus. about us careers privacy policy terms of use contact us help
< Question 13 of 36 > How many moles of argon are in 36.3 g of argon? mol about us careers privacy policy terms of use contact us help
Question 26 of 30 A sample of an ideal gas has a volume of 3.25 L at 13.00 °C and 1.70 atm. What is the volume of the gas at 2140 °C and 0.987 atm? L V = contact us terms of use privacy policy careers about us e 0
© Submit All Questions Completed 3 out of 22 01 08 - Save Answer HRNC Question 4 of 22 A compou..is 54.53% C, 9.15% H, and 36.32% O by mass. What is its empirical formula? Insert subscripts as needed. empirical formula: CH 01 The molecular mass of the compound is 132 amu. What is its molecular formula? Insert subscripts as needed. molecular formula: CHO SPECIAL AEO um (g) 0 0 → = privacy policy Terms of use Contact us help