Chem 120 exam 1 - Study guides, Class notes & Summaries

CHEM 120 Exam 1 (Latest 2023 - 2024) Actual Questions and Answers 100% Correct 1. What is an alkene? Answer: a hydrocarbon with a carbon-carbon double bond 2. True or False:Water can hydrogen bond. Answer: True 3. True or False: Sodium chloride can hydrogen bond. Answer: False 4. True or False: 1,3-cyclopentadiene can hydrogen bond. Answer: False 5. True or False: 3-ethylhexane can hydrogen bond. Answer: False 6. What is a four-carbon alkane called? Answer: butane 7. What is a c...

CHEM 120 Exam Solutions 2024.

CHEM 120 Exam #1 | Questions and Correct Answers | Latest Update 2024/2025 | Graded A+ define matter - Answer -anything that has mass and takes up space what is not considered matter? - Answer -light, heat, electricity definite shape, definite volume - Answer -solid indefinite shape, definite volume - Answer -liquid indefinite shape, indefinite volume - Answer -gas pure substance - Answer -one substance; definite and constant composition; can't be separated into 2 kinds of matter by ...

CHEM 120 Exam Solutions 2024

CHEM 120 Exam Solutions 2024

CHEM 120 Exam 1 | Questions and Correct Answers | Latest Update 2024/2025 | 100% Pass Celsius formula - Answer -C= (F-32)/1.8 Kelvin formula - Answer -K=C+273.15 density formula and units - Answer -D (g/mL, g/L, Kg/m^3)= M (kg) / V (m^3, cm^3, L , mL) Precision - Answer -a measure of how close a series of measurements are to one another Accuracy - Answer -how close a measurement is to the true value Law of Conservation of Energy - Answer -Energy cannot be created or destroyed kinetic...

1. You re conducting a study on the effects of carrot consumption on blood pressure. you will be giving carrots to participants in your study and monitoring their blood pressure over several months 2. Which of the following substances contain ionic bonds? 3. What is the name of the compound N 4. Which of the following species would you expect form intermolecular hydrogen bonds? 5. In an experiment you calculate that 6.50 gram of liquid has a volume of 2.50 ml…. What is the mass of a 160 l...

Which of these contributions did alchemists of the Middle Ages make to modern science? correct answer: -Sun-centered universe and metallurgy -Metallurgy and the development of scientific techniques -The scientific method and law of conservation of mass -Law of conservation of matter and first atomic theory -Law of conservation of mass and law of constant composition Which of these is the best definition of a scientific hypothesis? correct answer: -A prediction based on a limited number ...