Nh4 charge and name - Study guides, Class notes & Summaries
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GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY PAPER 2 2024/2025 QUESTION PAPER ALREADY PASSED
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GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY 
PAPER 2 2024/2025 QUESTION PAPER ALREADY 
PASSED 
What does 'aq' mean? - answer Aqueous - it is dissolved in water 
Water - formula - answer H20 
Ammonia - formula - answer NH3 
Carbon Dioxide - formula - answer CO2 
Hydrogen - formula - answer H2 
Chlorine - formula - answer Cl2 
Oxygen - formula - answer O2 
Ammonium (ion) - formula - answer NH4 (+) 
Hydroxide (ion) - formula - answer OH (-) 
Nitrate (ion) - formula - answer NO3 (-) 
Carbonate (ion) -...
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Portage Learning / CHEM 103 / Exam 1-6 Final
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Exam 1-6 
 
Question 1 
 
 
1.	Convert 1005.3 to exponential form and explain your answer. 
 
 
 
 
2.	Convert 4.87 x 10-6 to ordinary form and explain your answer. 
 
 
Answer: 
 
1.	Convert 1005.3 = larger than 1 = positive exponent, move decimal 3 places = 1.0053 
x 103 
 
 
 
2.	Convert 4.87 x 10-6 =negative exponent =smaller than 1, move decimal 6 places = 
0. 
 
Question 2 
 
 
Using the following information, do the conversions shown below, showing all work: 
 
 
 
 
1 ft = 12 inches	1 po...
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Chem 103 Module 1 to 6 Exam answers Portage learning
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MODULE 1 EXAM 
Question 1	 Click this link to access the Periodic Table. This may be helpful throughout the exam. 
1.	Convert 845.3 to exponential form and explain your answer. 
2.	Convert 3.21 x 10-5 to ordinary form and explain your answer. 
 
 
1.	Convert 845.3 = larger than 1 = positive exponent, move decimal 2 places 
= 8.453 x 102 
2.	Convert 3.21 x 10-5 = negative exponent = smaller than 1, move ...
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CHEM 120 Week 3 Exam 1 (Sample Question, Resources)
- Exam (elaborations) • 13 pages • 2023
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CHEM120 Students: 
The first exam in your science course is approaching. The General Education Academic Support is here to help. What can you do ahead of Exam 1? 
 
 
1.	Attend a live exam review 
Thursday, May 12th 6 PM MT Exam 1 Review Join Meeting here: Click here to join 
 
2.	Watch the recording of an exam review Click here to watch recorded exam review 
 
3.	Schedule a 1:1 appointment with a tutor Click here to book 
 
4.	Review the topic videos from weeks 1 and 2 Click her to review 
 
...
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TEST BANK For Organic Chemistry 10th Edition By Francis Carey || Verified All Chapters 2024 | Updated Version 2024 A+
- Exam (elaborations) • 787 pages • 2024
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TEST BANK For Organic Chemistry 10th Edition By Francis Carey || Verified All Chapters 2024 | Updated Version 2024 A+ 
1. What is the ground state electron configuration of carbon? 
A. 1s2 
2s2 
2px1 
B. 1s2 
2s2 
2px2 
C. 1s2 
2s2 
2px12py1 
D. 1s2 
2s2 
2px22py1 
Accessibility: Keyboard Navigation 
Bloom's Level: 3. Apply 
Chapter: 01 
Difficulty: Medium 
Gradable: automatic 
Section: 01.01 
Subtopic: Periodic table trends 
Topic: Structure and Bonding 
2. Which of the following has (have) th...
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Chamberlain Chem 120 quiz #2 chapter 3 Questions With Complete Solutions
- Exam (elaborations) • 3 pages • 2023
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what is the formula for ionic compound correct answer: Xm+ Yn-= XnYm 
 
name the ionic compound Na+ I- correct answer: NaI 
 
name the ionic compound Ba2+ O2- correct answer: BaO 
 
Name ionic compounds Mg2+ N-3 correct answer: Cross multiply Mg3N2 (numbers are subscript) 
 
What is an ionic compound correct answer: metal and nonmetal 
 
How do you name ionic compounds? correct answer: Name the metal ion (first one), then name non-metal ion and end element with suffix "ide" 
 
polytonic ...
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Test Bank For Chemistry An Atoms First Approach 2nd Edition by Steven S. Zumdahl
- Exam (elaborations) • 660 pages • 2023
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Chapter 3 - Bonding: General Concepts 
1. The force between two bodies having identical electric charges _____. 
a. is a force of repulsion 
b. is a force of repulsion if the charges are negative, and one of attraction if they are positive c. increases as the bodies are moved further apart 
d. is independent of the distance between them 
e. is directly proportional to the distance between them 
ANSWER: POINTS: 
2. In which pair do both compounds exhibit predominantly ionic bonding? 
a 1 
ANSWER:...
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UPDATED GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY PAPER 2 2024/2025 QUESTION PAPER ALREADY PASSED
- Exam (elaborations) • 15 pages • 2024
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What does 'aq' mean? - answer Aqueous - it is dissolved in water 
Water - formula - answer H20 
Ammonia - formula - answer NH3 
Carbon Dioxide - formula - answer CO2 
Hydrogen - formula - answer H2 
Chlorine - formula - answer Cl2 
Oxygen - formula - answer O2 
Ammonium (ion) - formula - answer NH4 (+) 
Hydroxide (ion) - formula - answer OH (-) 
Nitrate (ion) - formula - answer NO3 (-) 
Carbonate (ion) - formula - answer CO3 (2-) 
Sulfate (ion) - formula - answer SO4 (2-) 
What do you leav...
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Test Bank For Organic Chemistry 10th Edition by Francis Carey
- Exam (elaborations) • 788 pages • 2023
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What is the ground state electron configuration of carbon? 
A. 1s22s22px1 
B. 1s22s22px2 
C. 1s22s22px12py1 D. 1s22s22px22py1 
2. Which of the following has (have) the same electron configuration as Ne? Na- Mg2+ O2- Mg+ 
A. Na-andO2- B. Mg2+ and O2- C. Mg+ and O2- D. only Mg2+ 
Accessibility: Keyboard Navigation Bloom's Level: 3. Apply 
Chapter: 01 Difficulty: Medium 
Gradable: automatic Section: 01.01 
Subtopic: Periodic table trends Topic: Structure and Bonding 
Accessibility: Keyboard Naviga...
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GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY PAPER 2 2024/2025 QUESTION PAPER ALREADY PASSED
- Exam (elaborations) • 15 pages • 2024
-
- $13.49
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GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY 
PAPER 2 2024/2025 QUESTION PAPER ALREADY 
PASSED 
What does 'aq' mean? - answer Aqueous - it is dissolved in water 
Water - formula - answer H20 
Ammonia - formula - answer NH3 
Carbon Dioxide - formula - answer CO2 
Hydrogen - formula - answer H2 
Chlorine - formula - answer Cl2 
Oxygen - formula - answer O2 
Ammonium (ion) - formula - answer NH4 (+) 
Hydroxide (ion) - formula - answer OH (-) 
Nitrate (ion) - formula - answer NO3 (-) 
Carbonate (ion) -...
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