CHEM 1020 FINAL EXAM 50 QUESTIONS AND ANSWERS 2023 GUIDE

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CHEM 1020 FINAL EXAM 50 QUESTIONS AND ANSWERS 2023 GUIDE

USEFUL CONSTANTS

Avogadro’s constant: NA = 6.02214 x 10

23 mol -1

Planck’s constant: h = 6.626 x 10

-34 J.s

Speed of light in a vacuum: c = 2.998 x 10

8 m.s -1

Electron (rest) mass: me = 9.109 x 10

-31 kg;

Proton (rest) mass: mp = 1.6726 x 10

-27 kg

Electron charge: e = 1.602 x 10

-19 C

Standard Temperature and Pressure: 273.15 K and 1 atm

Gas constant: R = 8.314 J.mol

-1 .K -1 = 0.082 L.atm.mol -1 .K -1

• cal = 4.184 J (exactly)
• L.atm = 101.325 J (exactly)
• atm = 1.01325 Bar = 1.01325 × 10

5 Pa

• atm = 760 torr
• torr = 1 mmHg = 133.3 Pa

T (K) = T (°C) + 273.15

• pm = 10

-10 cm

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• / 2 pts Question 1

Periodic table

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orrect Answe oou Annswwerreed

• None of the above
• a = 8, b = 3, c = 8, d = 2, e = 4, f = 4
• a = 4, b = 3, c = 4, d = 1, e = 4, f = 2
• a = 8, b = 5, c = 4, d = 1, e = 4, f = 2
• a = 8, b = 5, c = 4, d = 1, e = 4, f = 4

r

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Question 2

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Question 3

A Coorrrecctt!B C D E

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