Realgrades

A reaction has a ∆G of -5.6 kcal/mol. Which of the following would most likely be TRUE? - correct answers The reaction would result in an increase in entropy (S) and a decrease in the energy content (H) of the system. T is the temperature in Kelvin Which term precisely describes the cellular process of breaking down large molecules into smaller ones? - correct answers catabolism Which of the following statements is FALSE? - correct answers Hydrolysis of ATP to form ADP and inorganic pho...

Main chemical elements that compose Earth's atmosphere - correct answers Nitrogen Oxygen Argon Carbon dioxide Nitrogen percentage in Earth's atmosphere - correct answers 78.08% Oxygen percentage in Earth's atmosphere - correct answers 20.95% Argon percentage in Earth's atmosphere - correct answers 0.93% Carbon dioxide percentage in Earth's atmosphere - correct answers 0.038% Four main layers of Earth's atmosphere - correct answers Troposphere Stratosphere Me...

Emergent Properties - correct answers novel properties that emerge at one level of hierarchical organizations that are not present at the level immediately below. Darwin's Premise for the Theory of Evolution - correct answers 1. Organisms are product of common descent. 2. New species generated by gradual change. 3. Change brought about by differences in reproductive success of individuals. hydrogen, carbon, oxygen, nitrogen - correct answers All organisms are made up of? Matter - c...

matter - correct answers anything that takes up space and has mass, made up of elements element - correct answers cannot be broken into a simpler substance compound - correct answers substance consisting of two or more different elements in a fixed ratio eg: NaCl sodium chloride oxygen, carbon, hydrogren, nitrogen - correct answers essential elements that make up 96% of human body trace elements - correct answers required by living organisms in small quantities atom - correct answ...

T/F Atmospheric temperatures gradually and uniformly decrease as you move upward from Earth's surface and into the vacuum of space: - correct answers False Earth's atmosphere is primarily composed of: - correct answers Nitrogen This layer of Earth's atmosphere contains some of the highest atmospheric temperatures: - correct answers Thermosphere This section of our atmosphere houses the ozone layer, which helps to prevent ultraviolet (UV) radiation from reaching the Earth's s...

Theory - correct answers a broad, well-supported explanation encompassing all living things Hypothesis - correct answers a proposed explanation that applies to a specific phenomenon or observation When H2O is added to a compound in a chemical reaction, a new compound can be formed via what type of reaction? - correct answers Hydrolysis Adding NH3 (ammonia) to water makes NH4+. What will be the general pH of this new solution, and what will happen to the ion concentrations? - correct ans...

order of scientific method - correct answers observation, question, hypothesis, prediction, experiment, conclusion characteristics of hypothesis - correct answers must be testable and falsifiable Electron shells - correct answers shells further from the nucleus hold more energy Many of the reactions that occur during metabolism are reversible. Given the laws of thermodynamics, how is that possible? - correct answers Even in the same solution, some of the molecules of a particular specie...

anything that takes up space and has mass, made up of elements - correct answers matter cannot be broken into a simpler substance 92 naturally occurring - correct answers element substance consisting of two or more different elements in a fixed ratio eg: NaCl sodium chloride - correct answers compound properties of compounds are different than those of the elements which make it up - correct answers properties of compounds essential elements that make up 96% of human body - correct ...

is the study of matter and the changes that matter undergoes. - correct answers chemistry is anything that has mass and occupies space. - correct answers Matter is a form of matter that has definite composition and distinct properties - correct answers substance substances can be either ____ or ____ - correct answers elements or compounds a substance that cannot be separated into simpler substances by chemical means. - correct answers element contains 2 or more different atoms - c...

What is matter? - correct answers The physical material that makes up the universe, anything that has mass and occupies space What is energy? - correct answers the capacity to do work and supply heat What is chemistry? - correct answers The study of nature properties, in transformations of matter and energy What are the three states of matter? - correct answers solid, liquid, gas Define solid - correct answers a substance that has a definite shape and volume Define a liquid - corr...