Element of carbon - Study guides, Class notes & Summaries
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Straighterline Chemistry Final Exam (ACTUAL) 2023/2024 Questions and Answers
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Straighterline Chemistry Final Exam (ACTUAL) 
 
What is the term used for findings that are summarized based on a pattern or trend? 
a.	Law 
b.	Hypothesis 
c.	Theory 
d.	Phenomena 
e.	Prediction - Answer a. Law 
 
Which of the following is a tentative explanation for a set of observations? Select one: a. Law 
b.	Hypothesis 
c.	Theory 
d.	Phenomena 
e.	Prediction - Answer b. Hypothesis 
 
If a liquid contains 60% sugar and 40% water throughout its composition then what is it calle...
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CSP1501 Assignment 1 2024 (Solutions)
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CSP1501 Assignment 1 2024 (Solutions) 
 
Question 1 
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Question text 
Which one of the following options lists only inorganic compounds? 
a. 
Water, salts, gas 
b. 
Carbohydrates, protein, fats 
c. 
Salts, gas, carbohydrates 
d. 
Water, oxygen, carbon dioxide, electrolytes 
Clear my choice 
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Select the correct symbol for Dubnium 
a. 
Db 
b. 
D 
c. 
Dm 
d. 
Du 
Questio...
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NST1501 Assignment 2 (COMPLETE ANSWERS) 2024 - DUE May 2024 ;100% TRUSTED workings, explanations and solutions.
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NST1501 Assignment 2 (COMPLETE ANSWERS) 2024 - DUE May 2024 ;100% TRUSTED workings, explanations and solutions........... QUESTION 1 Answer the following questions: 1.1 How many hours is allocated per week for Natural Sciences and Technology? (2) 1.2 How many strands does the Natural Sciences curriculum have? (2) 1.3 How many strands does the Technology curriculum have? (2) 1.4 Choose one Natural Sciences strand, and name 4 topics covered in that strand in the intermediate phase. (4) 1.5 List th...
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Test Bank for Seeleys Anatomy and Physiology 11th edition by vanputte
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Test Bank for Seeleys Anatomy and Physiology 11th edition by vanputte 
Medical Technology (Notre Dame of Dadiangas University) 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
StuDocu is not sponsored or endorsed by any college or university 
Downloaded by John Wachira () 
 
 

 
 
Chapter 02 - The Chemical Basis of Life 
 
Chapter 02 The Chemical Basis of Life 
 
 
 
 
 
 
Multiple Choice Questions 
 
 
1.	The amount of matter in an object is its 
A....
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Test Bank For Foundations of College Chemistry 14th Edition Hein
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Package Title: Hein Test Bank 
Course Title: Hein 14e 
Chapter Number: 3 
 
 
Question type: Multiple Choice 
 
 
1) All matter is composed of elements. Approximately how many elements are there? 
 
a) 4 
b) 10 
c) 68 
d) 100 
 
Answer: D 
 
Difficulty: easy 
Learning Objective 1: Define an element and write the chemical symbol for an element when given its name. 
Section Reference 1: Section 3.1 
 
 
2) The smallest particle of an element that can exist is called a(n) ___. 
 
a) atom 
b) ferrul...
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BOF Exam Study Guide | 80 Questions with 100% Correct Answers | Verified | Latest Update 2024
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Ch 1 Orientation and history of fire service 
Which of the following was one of the major U.S fires of 1871 - Chicago Fire, Peshtigo fire of 
Wisconsin 
Ch 1 Orientation and history of fire service 
NFPA Standards are - Ensures fire and life safety to the public 
Ch 1 Orientation and history of fire service 
Which type of company is responsible for securing a water source, deploying handlines, and putting 
water on the fire? - Engine Company 
Ch 2 Safety 
If one team member must exit a hazard ar...
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PICAT/ASVAB TEST QUESTIONS (193 Questions with 100% Correct Answers)
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Which of these is the best explanation of how a smooth round stone became smooth? - It was 
in a stream for a long 
When a lobster grows a claw to replace one that was lost, the process is called - regeneration. 
Any astronomical body that revolves around a larger body is called - a satellite. 
In chemistry, to be classified as an organic substance, a substance must contain - Carbon 
atoms. 
Which element does NOT contain any neutrons? - hydrogen 
The chemical formula of a compound describes the...
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EPS SCI 9 (UCLA) Final Exam Prep Questions and Answers Best rated A+ Guaranteed Success Latest Update
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What is the rotation period of Mercury (sidereal day)? - 59 Earth days 
How long is one solar day on Mercury? - 176 Earth days 
What is orbital period of Mercury? - 88 Earth days 
What is partially molten and takes up 75% of the diameter of its planet? - Mercury's core 
What planet is smaller than many moons in the SS? -Mercury 
What is the range of topography on Mercury like? - very small variety 
What planet has the most extreme temperatures in the SS? - Mercury (800°F to -350°F) 
What plan...
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Portage Chemistry 219 100% VERIFIED SOLUTIONS CORRECT ANSWER
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Portage Chemistry 219 
100% VERIFIED 
SOLUTIONS CORRECT 
ANSWER 
The lone pairs in a LDD are equal to: - ANSWER The 2 dots 
The unpaired electrons are equal to: - ANSWER The 1 dot 
What is the number of bonds an atom can form, equal to? - ANSWER Their unpaired 
electrons 
Find the lone pair, the unpaired electrons and the bonds of Oxygen. - ANSWER 2, 2, 2 
What is organic chemistry? - ANSWER The study of compounds that contain carbon 
What is catenation? - ANSWER The ability to form bonds betw...
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CLEP Chemistry Latest Update Graded A
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CLEP Chemistry Latest Update Graded A John Dalton Proposed that matter is composed of atoms; these atoms have different identities called elements, which combine to form compounds; measured masses of reactants and products. 
J.J. Thompson Observed deflection of particles in a cathode ray tube; proposed that atoms are composed of positive and negative charges; developed the plum pudding model of the atom 
Robert Millikan Calculated the charge-to-mass ratio of electrons using oil drops falling in ...
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