Niels bohr Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about Niels bohr? On this page you'll find 84 study documents about Niels bohr.
Popular textbooks 'Niels bohr'
All 84 results
Sort by
-
CLEP Chemistry Latest Update Graded A
- Exam (elaborations) • 25 pages • 2023
- Available in package deal
-
- $9.99
- 1x sold
- + learn more
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 ...
-
Elements of Modern X-ray Physics Second Edition Jens Als-Nielsen Ørsted Laboratory Niels Bohr Institute Copenhagen University Des McMorrow London Centre for Nanotechnology University College London
- Exam (elaborations) • 435 pages • 2024
-
- $7.99
- + learn more
Elements of Modern X-ray Physics 
Second Edition 
Jens Als-Nielsen 
Ørsted Laboratory 
Niels Bohr Institute 
Copenhagen University 
Des McMorrow 
London Centre for Nanotechnology 
University College London
-
OCR 2023 GCSE Combined Science Physics A Gateway Science J250/11: Paper 11 (Higher Tier) Question Paper & Mark Scheme (Merged) COMBINED SCIENCE PHYSICS A
- Exam (elaborations) • 47 pages • 2024
-
- $7.99
- + learn more
OCR 
2023 
GCSE 
Combined Science Physics A Gateway Science 
J250/11: Paper 11 (Higher Tier) 
Question Paper & Mark Scheme (Merged) 
COMBINED SCIENCE PHYSICS 
A 
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 
Thursday 25 May 2023 – Morning 
GCSE (9–1) Combined Science A 
(Physics) (Gateway Science) 
J250/11 Paper 11 (Higher Tier) 
Time allowed: 1 hour 10 minutes 
INSTRUCTIONS 
• Use blac...
-
TEST BANK FOR RADIOLOGIC SCIENCE FOR TECHNOLOGISTS 11TH EDITION BY BUSHONG
- Exam (elaborations) • 299 pages • 2022
-
- $19.49
- 2x sold
- + learn more
MULTIPLE CHOICE 
 
 1. The term “atom” was first used by the ___________. 
a. Ethiopians 
b. British 
c. Greeks 
d. Romans 
 
 
ANS: C 
The term “atom” was first used by the Greeks 
 
DIF: Moderate REF: p. 27 
OBJ: Relate the history of the term “atom.” 
 
 2. The first person to describe an element as being composed of identical atoms was 
__________. 
a. J. J. Thomson 
b. John Dalton 
c. Dmitri Mendeleev 
d. Niels Bohr 
 
 
ANS: B 
The first person to describe an ele...
-
CLEP Chemistry questions well answwred graded A+ 2023
- Exam (elaborations) • 15 pages • 2023
- Available in package deal
-
- $15.49
- + learn more
CLEP ChemistryJohn Dalton - correct answer 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 - correct answer 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 - correct answer Calculated the charge-to-mass ratio of electr...
-
CLEP Chemistry Review Practice Questions 2024.
- Exam (elaborations) • 15 pages • 2024
- Available in package deal
-
- $11.49
- + learn more
CLEP Chemistry Review Practice Questions 2024. 
John Dalton - correct answer 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 - correct answer 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 - correct answer Calculated ...
-
AQA 2023 AS CHEMISTRY 7404/2 Paper 2 Organic and Physical Chemistry questions and answers verified
- Exam (elaborations) • 23 pages • 2024
- Available in package deal
-
- $13.99
- + learn more
AQA 2023 AS CHEMISTRY 7404/2 Paper 2 Organic and 
Physical Chemistry questions and answers verified 
What is the equation linking mass moles and MR? 
Mass=moles * MR 
What is the definition of Ar (relative atomic mass)? 
The average mass of an atom of an element compared to the mass of one twelfth of 
carbon 12. 
What does Mr stand for? 
Relative molecular mass 
Define relative isotopic mass. 
The mass of an isotope of an element compared to the mass of one twelfth of the mass 
of carbon 12 
...
-
AQA 2023 AS CHEMISTRY 7404/2 Paper 2 Organic and Physical Chemistry questions and answers verified
- Exam (elaborations) • 23 pages • 2024
- Available in package deal
-
- $12.99
- + learn more
AQA 2023 AS CHEMISTRY 7404/2 Paper 2 Organic and 
Physical Chemistry questions and answers verified 
What is the equation linking mass moles and MR? 
Mass=moles * MR 
What is the definition of Ar (relative atomic mass)? 
The average mass of an atom of an element compared to the mass of one twelfth of 
carbon 12. 
What does Mr stand for? 
Relative molecular mass 
Define relative isotopic mass. 
The mass of an isotope of an element compared to the mass of one twelfth of the mass 
of carbon 12 
...
-
AQA 2023 AS CHEMISTRY 7404/2 Paper 2 Organic and Physical Chemistry questions and answers verified
- Exam (elaborations) • 23 pages • 2024
- Available in package deal
-
- $14.99
- + learn more
AQA 2023 AS CHEMISTRY 7404/2 Paper 2 Organic and 
Physical Chemistry questions and answers verified 
What is the equation linking mass moles and MR? 
Mass=moles * MR 
What is the definition of Ar (relative atomic mass)? 
The average mass of an atom of an element compared to the mass of one twelfth of 
carbon 12. 
What does Mr stand for? 
Relative molecular mass 
Define relative isotopic mass. 
The mass of an isotope of an element compared to the mass of one twelfth of the mass 
of carbon 12 
...
-
GCSE EDEXCEL TRIPLE SCIENCE CHEMISTRY PAPER 2 2024/2025 QUESTION PAPER ALREADY PASSED
- Exam (elaborations) • 15 pages • 2024
-
- $13.99
- + learn more
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) -...