Part A How many moles of C7H16 contain 9.25 x 1024 molecules of CyH16 ? 46.2...
How many moles of C4H10 contain 9.25 x 1024 molecules of C4H10 ? O 34.9 moles C4H10 0 28.6 moles C4H10 46.2 moles C4H10 65.1 moles C4H10 15.4 moles C4H10
Part A How many molecules of O2 are contained in a 10.0 L tank at 7.53 atm and 485 K? O1.14 x 1024 molecules 5.30 x 1024 molecules 5.69 x 1023 molecules 3.90 x 1024 molecules 2.28x 1024 molecules Request Answer Submit Provide Eeedhack
10. 1.2044 X10 Xm = 2 n How many moles are in 1.2044 x 1024 molecules? 2.0000 moles 2 moles 4 moles d. 2.000 molecules 104 X mol 6,022xus Strong acids tend to do what? Donate hydroxide ions Donate H* ions in solution Produce OH ions 12. _amount of compared to stock solutions. Dilute solutions contain a small, solute small, solution large, solute C. 13. amount of solute compared to dilute solutions. Stock solutions contain a a larger solution smaller
21) How many moles of NCl3 contain 2.55 × 1024 chlorine atoms? A) 1.41 moles NCl3 B) 4.23 moles NCl3 C) 12.7 moles NCl3 D) 7.87 moles NCl3 E) 2.82 moles NCl3 Can someone please explain step by step how to get the correct answer witch is A.
Question 1 20 pts How many moles of CsHg contain 4.95 x 1024 hydrogen atoms? 3.09 moles CsHg . 1.03 moles CSH 6.58 moles CsHs 8.22 moles CSHE 9.73 moles CsHs
Part A How many moles of Rn are contained in a 4.25 L tank at 155°C and 2.80 atm? O 0.289 moles O 0.339 moles O 0.455 moles 1.00 moles 2.51 moles Submit Request Answer Provide Feedback
Part A How many moles of CH3O4 are in a 0.300 g tablet of aspirin? Express your answer with the appropriate units. O 2 ? O'HÅR Value ncgH904 nCott20 = Units Submit Request Answer Part B How many molecules of C, H:04 are in this tablet? O AQ R O 2 ? NCH3O4 = molecules Submit Request Answer Part C How many carbon atoms are in the tablet?
Part A How many moles of KCl are present in 34.5 mL of 2.10 M KCI? 13.8 0.138 7.25 0.0725 none of the above Submit Request Answer < Return to Assignment Provide Feedback
Part D Calculate the number of moles of C,Hg in 2.01 x 1023 molecules of C, H. Express your answer using three significant figures. O ALDO ? moles of C,H Submit Previous Answers Request Answer Part C How many moles of sulfate ions (SO?) are present in 1.6 moles of Al2(SO4),? Express the number of moles to two significant figures. - Po A¢ * Ro ? ns0 moles
How many molecules (not moles) of NHs a moles) of NHs are produced from 2.89x104 g of H2? Express your answer numerically as the n umber of molecules. View Available Hint(s) molecules Submit Request Answer