Chem 120 final exam 5 Study guides, Class notes & Summaries

CHEM 120 Final Exam 1. (TCO 8) 35.0 mL of 0.25 M NaOH is neutralized by 23.6 mL of an HCl solution. The molarity of the HCl solution is (show your work): (Points : 5) 2. (TCO 1) How many mL are in 3.5 pints? Show your work. (Points : 5) 3. (TCO 3) What is the name of the following compound: Zn3P2? (Points : 5)

CHEM 120 Final Exam 5 GRADED A+ (ACTUAL EXAM ) Questions and Answers (Solved) 1. How many bonds can nitrogen have? Which rule or principle should beused? A) Five bonds; octet rule. B) Three bonds; octet rule. C) Three bonds; the Hund's rule. D) Five bonds; the Aufbau Principle. Answer: B 2. When two hydrogen atoms meet, they will attract to each other and form abond (and a H2 molecule).Why? A) Because electrons like to stay together. B) Because electrons like to be paired up. C) Bec...

CHEM 104 Final Exam; Questions and Answers 100% Solved what is the hybridization of 2 things, 3 things, 4things, 5 things, Correct answer-sp, sp2, sp3, dsp3, d2sp3 double bond counts as one thing around the atom sp geometry is sp2 geo is sp3 geo Correct answer-trigonal planar 120 tetrahederal 109.4

CHEM 120 FINAL EXAM PRACTICE QUESTIONS & ANSWERS: (TCO 12) The DNA double helix is _____. (Pts. : 5) made up of two polynucleotide strands composed of adenine and thymine a puzzle to geneticists composed of adenine and guanine composed of two chromosomes

Exam 3/ Final Exam: PRN 1409/ PRN1409 Client-Centered Care III Exam | Questions and Verified Answers| Updated 2023/ 2024| Rasmussen 1. Serious adverse effect of morphine ~ Answer: respiratory depression 2. What is the most appropriate time to offer pain medication to a client ~ Answer: when they ask for it 3. Medical term for bloody drainage ~ Answer: sanguinous 4. Measures to prevent thrombophlebitis (dvt) sata ~ Answer: early ambulation at least ...

Gen Chem 1 Final Exam Review with Complete Solution – Saylor Academy Questions with 100% Verified Answers Gen Chem 1 Final Exam Review with Complete Solution – Saylor Academy Questions with 100% Verified Answers 11.4 g of Na2SO4 dissolved in 400 mL of solution. What is the molarity of the solution? A) 0.2 M B) 0.5 M C) 0.4 M D) 0.1 M E) 0.3 M - Answer 0.2 M A 3.214g sample of magnesium reacts with 8.416g of bromine. The only product is magnesium bromide....

Chem 120 Final Exam 3 GRADED A+ (ACTUAL EXAM ) Questions and Answers (Solved) 1. The most common base in the world is also known as lye, its chemicalformula is: Answer: NaOH 2. A Bronsted-Lowery acid: accepts or donates a proton? Answer: Donates 3. In the following reaction the conjugate acid is Answer:H3PO4+H2O = H2PO4+H3O: H3O 4. Determine the physical state of the following at room temperature: CH3CH2CH2CH2CHCH2CH2CHCH3 | | CH2 CH3 | CH3 Answer: Liquid 5. The following hydrocarb...

CHEM 120 WEEK 8 Final Exam 2023 with correct answers Already graded A+ molarity = moles solute / liters solution 0.25 M = moles NaOH / 0.035 L moles NaOH = 0.00875 moles NaOH 1. (TCO 8) 35.0 mL of 0.25 M NaOH is neutralized by 23.6 mL of an HCl solution. The molarity of the HCl solution is (show your work): (Points : 5) 2. (TCO 1) How many mL are in 3.5 pints? Show your work. (Points : 5) 3.5 pints is equivalent to 1656.116 1 pint = 473.176 ml 3.5 pints* 473.176mL = 1656.116mL 3. (TC...

CHEM 120 Final Exam 1 GRADED A+ (ACTUAL EXAM ) Questions and Answers (Solved) 1. define matter Answer: anything that has mass and takes up space 2. what is not considered matter? Answer: light, heat, electricity 3. definite shape, definite volume Answer: solid 4. indefinite shape, definite volume Answer: liquid 5. indefinite shape, indefinite volume Answer: gas 6. pure substance Answer: one substance; definite and constant composition; can't beseparated into 2 kinds of matter by p...