Neutrons Study guides, Class notes & Summaries
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BIOL 1P91 Final Exam Questions And Verified Solutions
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BIOL 1P91 Final Exam Questions And Verified Solutions 
What are the 3 general components that make up an atom? - ANS Protons 
Neutrons 
Electrons 
 
The sum of the atomic number and the number of neutrons is: - ANS A (the atomic number) 
Mass Number 
 
Which of the following is/ are a polar bond? 
A) O-H bond in water * 
B) C-O in CO2 
C) N-N in N2 
D) all of the above 
E) two of the above - ANS A) O-H bond in water 
 
A substance dissolvable in oil is said to be: - ANS Hydrophobic...
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Biology B - BioBeyond - Chemical Basis of Life | 60 Questions with 100% Correct Answers | Updated & Verified
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During your explorations of previous lessons, what four types of molecules did you find that 
make up the structural components of a cell? - Carbohydrates / Lipids / Nucleic Acids / 
Proteins 
Shown to the right are diagrams of each of the components you identified in your exploration. 
They, in turn, are made up of smaller pieces called atoms, connected by things called bonds. 
Identify in the graphic below which pieces you think are atoms and which you think are bonds. - 
1. Bond 
2. Atom 
Ato...
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BIO 156 exam #1 Questions and Answers Solved 100% Correct!!
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Living things are organized in a specific order. Which list is correct from smallest to largest? 
A.atoms>molecules>organelles>cells>tissues>organs 
B. atoms>cells>organisms>molecules>organ systems 
C.molecules>atoms>cells>organs>organisms>organelle 
D. cells>organs>pizza>beer>playoffs - Answer-atoms>molecules>organelles>cells>tissues>organs 
_______ are the basic unit of life 
A. atoms 
B.molecules 
C.cells 
D.organs - Answer-...
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OCR 2023 GCE Physics A H556/02: Exploring physics A Level
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OCR 
2023 
GCE 
Physics A 
H556/02: Exploring physics 
A Level 
Question Paper & Mark Scheme (Merged) 
Please write clearly in black ink. Do not write in the barcodes. 
Centre number Candidate number 
First name(s) 
Last name 
Oxford Cambridge and RSA 
Friday 9 June 2023 – Morning 
A Level Physics A 
H556/02 Exploring physics 
Time allowed: 2 hours 15 minutes 
INSTRUCTIONS 
• Use black ink. You can use an HB pencil, but only for graphs and diagrams. 
• Write your answer to each question in...
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ABYC Corrosion Exam (Questions and Answers)
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GFCI stands for... - Answer-Ground Fault Circuit Interrupter 
T/F A galvanic isolator WILL block stray AC. - Answer-False. A galvanic isolator WILL NOT block AC. It 
will only blocks stray DC that is moving through the green grounding conductor. 
T/F An isolation transformer makes a galvanic isolator unnecessary. - Answer-True. 
An isolation transformer works through electromagnetic _________. - Answer-Induction 
A reverse polarity indicator is placed between which two wires? Why? - Answer-White...
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Picat Verification 2022-23 Questions and Answers – Scored A+
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Picat Verification 2022-23 Questions and Answers – Scored A+ which of these is the best explanation of how a smooth round stone become smooth It was in a stream for a long time 
Any astronomical body that revolves around a larger body is called Satellite 
If you place bean seeds between moist paper towels and watch the stem leaves appear you will see a demonstration of? Germination 
Which element does not contain any neutrons? Hydrogen 
How many atoms are in a single molecule of water (H2O) 2 ...
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C190 WGU Biology exam 2023 with 100% correct answers
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Biological macromolecules 
formed when atoms of carbon, hydrogen, oxygen, nitrogen, phosphorus, and other elements bond with each other in unique and varied ways 
 
 
 
Atom 
building blocks of all matter 
 
 
 
four classes of biological macromolecules 
carbohydrates, lipids, proteins, and nucleic acids 
 
 
 
cell 
fundamental, basic unit of life 
 
 
 
Matter 
anything that occupies space and has mass 
 
 
 
Subatomic Particles of Atom 
protons, neutrons, and electrons 
 
 
 
Electrons 
Subat...
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fire investigator final Exam With Correct Answers
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The term "scientific method of fire investigation" means: -Answer use scientific logic. 
 
________ is the most critical component of ordinary fires, because it is essential for combustion. -Answer Oxygen 
 
To understand chemical combinations, it should be understood that every atom consists of a central core of subatomic particles called ________ and ________. -Answer protons; neutrons 
 
An example of an element is: -Answer All of these. 
 
The chemistry of carbon-containing compounds i...
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CHEM 120 Week 3 Exam 1 (Units 1 & 2)
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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...
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Straighterline Chemistry Final Exam Questions with Complete Solutions Latest
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Straighterline Chemistry Final Exam Questions with Complete Solutions Latest 
 
 
The 80Br- ion has 
 
Select one: 
a. 45 protons, 35 neutrons, 45 electrons. 
b. 35 protons, 45 neutrons, 34 electrons. 
c. 35 protons, 45 neutrons, 36 electrons. 
d. 45 protons, 35 neutrons, 46 electrons. 
e. 35 protons, 45 neutrons, 46 electrons. - Answer-e. 35 protons, 45 neutrons, 46 electrons. 
 
The formula for sodium sulfide is 
Select one: 
a. NaS 
b. K2S 
c. NaS2 
d. Na2S 
e. SeS - Answer-d. Na2S 
 
Which...
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