Interpretation : The statement I and II are true or false is to be decided and check whether statement II is the explanation for statement I.
Concept Introduction : Neutrons are neutrally charged subatomic particles present in the nucleus discovered by James Chadwick.
Answer to Problem 9STP
Statements I and II are true.
Statement II is the explanation for the statement I.
Explanation of Solution
Reason for true statements : The mass number is the sum of the protons and neutrons in an atom. The mass number will have neutrons equal to or greater than the protons count.
Neutrons are neutrally charged subatomic particles present in the nucleus discovered by James Chadwick.The positively charged subatomic particles known as protons were first found in the nucleus by Eugen Goldstein. The number of protons and neutrons for an atom may be equal or the neutrons count may also be greater.
Statements I and II are true.
Statement II is the explanation for the statement I.
Chapter 4 Solutions
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