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ChiBank Best Buy Credit TD Auto Fb Cuny Blackboard Cuny a Prime video Netflix Tools Add-ons Help Last edit was seconds ago al text 3 5 6 Arial 12 BIU A C + IE 2 16- At 870 mm Hg, a sample of gas takes up 4.25L at 25 °C. If the pressure in the gas is increased to 2.40 atm at 25 °C, what will the new volume be? a) 400 L b) 2.03 L c) 8.50 L d)1541...
20- What is the pressure in atm of a 0.108 mol sample of the gas at a temperature of 20.0°C if its volume is 0.505L? (R=0.0821 L. atm/mol.K) a) 8.14 atm b) 5.14 atm c) 0.20 atm d) 0.35 atm
b) 2 13- How many electron domains are around N in No, ion? a) 3 c) 4 d) 1 14- Which of the following Lewis structures for NO* ion is acceptable? a) [:N-ö:]+ b) [:N-5:]+ c) [:N=0:1+ d) [:N=0:1+ I 15- What of the following shows the correct Lewis symbol of Tellurium, Te? a) Te. b):ře c) Te. d) te. 16- At 870 mm Hg, a sample of gas takes up 4.25L at 25°C. If the pressure in the gas...
e) There are 4 o bonds and 3 T bonds in one molecule or lon of this substance 32. - 1 POINTS O/1 Submissions Used A sample of gas occuples a volume of 467 ml at 1.26 atm and 37 °C. Calculate the pressure of the gas if its temperature is changed to 6.0°C while its volume is held constant. a) The pressure is 0.882 atm. b) The pressure is 1.13 atm. c) The pressure is 0.714 atm. d) The...
Use the ideal gas law to calculate the volume occupied by 0.200 mol of nitrogen gas at 1.00 atm pressure and at 27degC. (R = 0.0821 L'atm/(K"mol). 1) 224 L O2) 0.44 L 3) 0.0821L 4) 4.92 Question 10 (1 point) Refer to the list below to complete the following question(s). A. ionic bonding B. covalent bonding C. dispersion forces D. dipole-dipole forces E. hydrogen bond forces Water (H20) has a higher boiling point than methane (CHA) because water has...
Homework week 6 1. How do gaseous, liquid, and solid methanol (CHO) compare in each of the following features: (a) density; (b) the space between the molecules; (c) the attractive force between the molecules? 2. Convert each pressure unit to the indicated unit. a. 3.0 atm to mm Hg b. 720 mm Hg to psi c. 424 mm Hg to atm 3. A sample of nitrogen gas has a volume of 15.0 mL at a pressure of 0.50 atm. What...
i need help with all these questions please Question 23 4 pts Which of these liquids is most likely to have the lowest (slowest) rate of evaporation (g/min) and why? Select the single best answer. H H H HH :01 IH terbaru H 11 HHH cnc- 7 H H H ica H 나 Hit 4 c B A ΟΟΟΟΟΟ C, because it has the highest molar mass. A, because this molecule has the lowest molar mass.. B, because it has...
Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answens Chem 1A Weekly Quiz5 1) Determine the total the question. pressure of all gases (at STP) formed when 500mLofNT(C3H5NOI.d. 1.60 g/ml, molar mass 227.10 g/mol) reacts according to the following reaction. 1)_ - 4 C3H5(NO3130)-6 N2(8)+02) 12 CO2(g) 10 H2og) A) 57.2L B) 29.6L ) 175L D) 493L E) 448 L at volume (L) of 0.250 M HNO3 is nequired to neutralize a solution peepared by...
Review Constants Periodic Table Part A involving soles of a gas. P. volume V. are related by a gas law. A balloon is floating around outside your window. The temperature outside is 17 "C. and the air pressure is 0.700 atm Your neighbor, who released the balloon, tells you that he filled it with 4.50 moles of gas. What is the volume of gas inside this balloon? Express your answer to three significant figures and include the appropriate units. View...
Worksheet 8 (Intro) 8. A metal tank contains three gases: oxygen, helium, and nitrogen. If the partial pressures of the three gases the tank are 35 atm of O, 5.0 atm of N2, and 25 atm of He, what is the total pressure inside of the tank? 9. The partial pressure of oxygen gas in a mixture of oxygen and nitrogen gases is 1.02 atm. The total pressure of the mixture is 2.43 atm. Calculate the partial pressure of nitrogen...