M6L1 Determination of Ideal Gas Law Constant 2022

Which one ?

ited .doc C The stopcock connecting a 2.00 L bulb containing nitrogen gas at a pressure of 636 mm Hg, and a 2.00 L bulb containing methane gas at a pressure of 446 mm Hg, is opened and the gases are allowed to mix. Assuming that the temperature remains constant, what is the final pressure in the system? Submit Answer $ 4 R F 95 % Retry Entire Group F5 [Review Topics] [References] Use the References to access important values f needed for this question. T G 6 B MacBook Air Y 9 more group attempts remaining H & 7 U N mm Hg 8 1 M ( 9 K F9 O ) P Previous Email Instructor Next Save and Exit [ Show All 1 X

please help me, double check your answers previous tutors got it wrong.

Please calculate pressure change (kpa), pressure change (Atm), average temperature (c) and average temperature (k) for all 4 trials

IReview I Co (Pages 420- 425) Section 10.4 while Part A A syringe containing 1.66 mL of oxygen gas is cooled from 90.9 °C to 0.4 °C. What is the final volume Vf of oxygen gas? ΑΣφ ? DA mL Request Answer Submit Provide Feedback

Options for 1)increase or decrease Options for 2)inverse or direct

Help

Mg(s) + 2HCl(a) →MgCl₂ (aq) + H₂(g) -0.024 = 29.6 ml. = 0.996 ATM = 297 K Data Sheet Experimental Values 1. Mass (weight) of Mg ribbon 2. Volume of wet gas (V₁) 3. Barometric pressure (V₁) 4. Temperature of water and gas (7) 5. Vapor pressure of water at 6. Height of water (Ah) 7. Pressure of H₂O (P) 8. Pressure of gas (if dry) 256.92 torr 24 °C °C 24 = Ah/13.6 Pg=Pb-Pwy-Pw Calculated Values 1. Volume of H, if it was collected at STP 2. No. of equivalents of H₂ (11.2 L @ STP = 1 equiv.) 3. No. of equivalents of Mg needed to produce the above 4. Equivalent weight of Mg (no. g of Mg/no. of equiv.) 5. Valence of Mg (valence = atomic weight/equiv. weight) 6. % error in the equivalent weight *valence is equivalent to oxidation state Pwy 22.38 274 P.= 20.15 =714.37 |||||||||||| 8 torr mm torr torr = 0.939 ATM mL equiv. equiv. g/equiv. %

In the ideal gas experiment, a student used dilute HCI instead of 6.0 M HCI. As a result, a small amount of solid magnesium ribbon remained. How will this affect the experimental value of the pressure of dry air (PDA)? O a. Increase O b. No effect O c. Decrease O d. Indeterminate