Atomic Study guides, Class notes & Summaries

Big Three at Yalta Correct Answer 1945; Stalin, FDR, Churchill; only accept ultimate surrender from Japan; Atomic bomb Correct Answer Trinity test; Bakini test was last; Haroshima and Nagasaki Hydrogen bomb Correct Answer "Superbomb" Equivalent to 500 atomic bombs; started developing after the USSR bomb Hiroshima Correct Answer Truman ordered an atomic bomb drop on Japan after they would not surrender. Nagasaki Correct Answer The Japanese still refused to surrender, so the second a...

New Edexcel Chemistry AS 2023 Exam Questions And Correct Answers Atoms - ANSWER Made up of 3 subatomic particles - electrons, neutrons and protons Electrons - ANSWER - Subatomic particle - Charge of -1 - Arranged in orbitals - Relative mass of 0.0005 - negligible Nucleus - ANSWER - Where most of the mass of the atom is contained - Made up of protons and neutrons - Diameter is much smaller than that of whole atom Neutrons - ANSWER - Subatomic particle - No c...

CWEA Grade I Laboratory Analyst, questions and answers 2023 Chloride - Major anion found in many natural waters - Can impart salty taste in H2O What increases concentration of chloride in wastewater Chloride in human diet and softeners flushed into sanitary sewer system 2 most prevalent methods of measuring chloride argentometric and mercuric nitrate Argentometric Titration of sample with standard solution of silver nitrate (AgNO3) - Indicator: Chromate ions (CrO4) -...

ammonium NH4⁺ acetate C₂H₃O₂⁻ arsenate AsO₃³⁻ borate BO₃³⁻ bromate BrO₃⁻ bromite BrO₂⁻ carbonate CO₃²⁻ chromate CrO₄²⁻ chlorate ClO₃⁻ chlorite ClO₂⁻ cyanide CN⁻ dichromate Cr₂O₇²⁻ dihydrogen phosphate H₂PO₄⁻ hydrogen carbonate (bicarbonate) HCO₃⁻ hydrogen phosphate (biphosphate) HPO₄²⁻ hydrogen sulfate (Bisul...

The basic unit for measuring current flow is A. atomic weight B. Coulomb C. Volt D. Ampere - Answer- D. Ampere The basic unit of resistance A. Ohm B. Coulomb C. Ampere D. Volt - Answer- A. Ohm Which of the following is not a valid expression of Ohm's law? A. R=EI or (R=VI) B. E=IR or (V=IR) C. I= E/R or (I=V/R) D. R= E/I or (R= V/I) - Answer- A. R=EI or (R=VI) Which of the following is not a unit for measuring alternating frequencies A. Cycles per second B. Volts ...

Bio 101 NVCC Exam 1 TEST WITH VERIFIED ANSWERS Matter - ANSWER organisms are composed of matter Element - ANSWER - A substance that cannot be broken down to other substances by chemical reactions - Oxygen, carbon, and hydrogen make up 96.3% of the body - An element's properties depend on the structure of its atoms Compound - ANSWER A substance consisting of two or more elements in a fixed ratio Trace elements - ANSWER required by an organism in only minute quantities Atoms - ANSW...

Plasma - ANSWER ionized gas that has some electrons that are described as free because they are not bound to an atom or molecule specific gravity - ANSWER measurement of the density of substances in a liquid compared to water atomic theory - ANSWER a theory that states that all matter is composed of tiny particles called atoms. John Dalton - ANSWER developed modern atomic theory negative ion - ANSWER anion, gains electrons positive ion - ANSWER cation; loses electrons ionic bon...

MULTIPLE CHOICE 1. How many electrons can the shell with a principal quantum number of 1 hold? a. 1 b. 2 c. 4 d. 8 ANS: B 2. How many electrons can the shell with a principal quantum number of 2 hold? a. 1 b. 2 c. 4 d. 8 ANS: D 3. What is the ground-state electronic configuration of a nitrogen atom (nitrogen: atomic number 7)? a. 1s22s12p4 b. 1s22s22p3 c. 1s12s12p5 d. 1s22s22p2 ANS: B 4. What is the ground-state electronic configuration of a fluorine atom (fluorine: atomic num...

NURSINGTB.COM Biology, 12e (Raven) Chapter 2 The Nature of Molecules and the Properties of Water 1) Matter is composed of: A) atoms B) energy C) mass D) molecules Answer: A Section: 02.01 Topic: The Nature of Atoms Bloom's: 1. Remember LO: 02.01.01 Define an element based on its composition. Accessibility: Keyboard Navigation 2) All atoms possess the ability to do work. The term that is defined as the ability to do work is: A) matter B) energy C) molecules D) space Answer: B Section: 02.01 Topi...

abolition - correct answer -the ending of legal slavery American Indian Movement (AIM) - correct answer -formed in 1968 to work for Native American rights Americanization movement - correct answer -education program designed to help immigrants assimilate to American culture anarchist - correct answer -a person who opposes all forms of government antebellum - correct answer -belonging to the period before the Civil War assimilation - correct answer -minority group's adaptation to ...