Study guides, Class notes & Summaries

CHEM120 Final Exam (Version 3 Latest-2023)|Verified and 100% Correct Q & A| Chamberlain College of Nursing 1. Question: (TCO 12) Transcription is the process by which DNA passes information to (Pts. : 5) another strand of DNA. transfer RNA. ribosomal RNA. messenger RNA. a new cell.

CHEM 120 FINAL EXAM TEST BANK | INCLUDES 2 DIFFERENT VERSIONS ACCURATE AND VERIFIED AND A STUDY GUIDE| ACCURATE | REAL EXAMS | LATEST UPDATE

The Octet Rule - correct answer Main group elements (groups 1, 2, and 13-17) tend to form bonds so that they have an "octet" of electrons (8 electrons) Noble gases - correct answer • Noble gases usually exist as single atoms and do not tend to form compounds; this is because they have completely filled orbitals. • Noble gases have filled s and p orbitals in the outermost shell Valence electrons - correct ans...

Al - correct answer Aluminum Ar - correct answer Argon As - correct answer Arsenic Ba - correct answer Barium Bi - correct answer Bismuth B - correct answer Boron Br - correct answer Bromine Cd - correct answer ...

Ammonium Ion - correct answer NH4(+) Nitrate Ion - correct answer NO3(-) Nitrite Ion - correct answer NO2(-) Hydrogen sulfate ion - correct answer HSO4(-) Sulfate ion - correct answer SO4(2-) Phosphate ion - correct answer PO4(3-) Hydrogen carbonate - co...

Matter - correct answer Anything that occupies space and has mass Energy - correct answer The capacity or ability to do work Physical properties - correct answer Properties that can be observed or measured without chemically changing the substance. - Size (mass, length, etc.) - Physical state -The temperature at which a substance changes state is also a physical property ...

What is the common name for the group containing helium, argon, and krypton? - correct answer Noble gases The molar mass of dicarbon pentafluoride is - correct answer 119.02 g/mol The mass percent of carbon in dicarbon pentafluoride is - correct answer 20.2% All of the following elements exists as diatomic molecules, except: - correct answer ...

The change in enthalpy (delta-H) can be calculated as: Δ H = n C p Δ T This is correct whether the reaction is conducted at constant volume or constant pressure or neither. - correct answer true Antoine Lavoisier discovered which element? - correct answer O Which of the following hypotheses is NOT part of John Dalton's "Atomic Theory"? - correct answer Mass is neither cre...

What is a negative control? - correct answer Group in which no response is expected This is the name of the variable in a scientific experiment that is controlled by the scientist - correct answer Independent Variable You have a sample with a mass of 25 g and a volume of 2.8 ml. What is the density of this sample? - correct answer 8.9 g/mL Which of the below subatomic parti...

What is the correct order of melting points for the following alkanes, from highest to lowest temperature? - correct answer heptane > hexane > ethane > methane 2. Given an alkane that contains 25 carbon atoms. How many hydrogen atoms are present in its structure? a) - correct answer ) 52 3. Which of the following properly describes constitutional (structural) isomers? - correct answer ...

Week 1 Labster - Atomic Structure - Part II OL Lab 2: Atomic Structure: Assess the possibility of life on other planets Learning Objectives • Explain the concept of an atom • Explain the properties of the basic subatomic particles: protons, neutrons, and electrons • Define the atomic number and atomic mass • Define isotopes • Identify the basics of the quantum atomic model and describe the significance of the four quantum numbers Atoms and the subatomic particles Everythi...

Group Project Presentation - Vitamins & Minerals B Vitamins Water-soluble Most common types: B1 (thiamin) growth and function of various cells B2 (riboflavin) is a key component of coenzymes involved with the growth of cells, energy production, and the breakdown of fats, steroids, and medications B3 (niacin) works in the body as a coenzyme, helps to convert nutrients into energy, create cholesterol and fats, create and repair DNA, and exert antioxidant effects B5 (pantothenic ...