Notice: Payments for answers will end 4/10/2017. Click for more info.
You have new items in your feed. Click to view.
Question and answer
Q: How do scientists determine the number of neutrons in an isotope of an atom? A. They find the number of protons. B. They divide the atomic mass by two. C. They add the number of
electrons and protons. D. They subtract the atomic number from the atomic mass.
A: B. atomic number from mass number. Atomic number - mass number gives us the number of neutrons in an atom.
Get an answer
Original conversation
User: How do scientists determine the number of neutrons in an isotope of an atom? A. They find the number of protons. B. They divide the atomic mass by two. C. They add the number of electrons and protons. D. They subtract the atomic number from the atomic mass.

Weegy: B. atomic number from mass number. Atomic number - mass number gives us the number of neutrons in an atom.
eturker|Points 2667|

User: Which of the following is true statement about isotopes? A. The number of protons always equals the number of neutrons in all isotopes. B. The number of protons never equals the number of neutrons in an isotope. C. Different isotopes for the same element will always have the same numbers of neutrons. D. Different isotopes for the same element always have the same number of protons.

Weegy: The answer is: D. with the same number of protons but different number of neutrons. [smile]
koaley|Points 6227|

User: What determines the chemical properties of an element? A. the number and arrangement of the electrons in an atom B. the number of neutrons and protons in an element C. the arrangement of all the neutrons, protons, and electrons D. the atomic mass of an atom

User: What determines the chemical properties of an element? A. the number and arrangement of the electrons in an atom B. the number of neutrons and protons in an element C. the arrangement of all the neutrons, protons, and electrons D. the atomic mass of an atom







Weegy: D. the atomic mass of an atom
Expert answered|Booknerd_lizzy|Points 300|

Question
Asked 10/22/2012 4:12:05 PM
0 Answers/Comments
New answers
Rating

There are no new answers.

Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
Questions asked by the same visitor
Choose the correct answer. Find the sum: –85.53 + (–41.00) A. –126.53 B. –44.47 C. 44.53 D. 126.47
Weegy: –85.53 + (–41.00); –85.53 - 41.00 = -126.53 (More)
Question
Expert Answered
Asked 10/18/2012 4:26:28 PM
0 Answers/Comments
Choose the correct answer. Find the sum of x + y, when x = 3.1, and y = 5.4 A. –8.5 B. –2.3 C. 2.3 D. 8.5
Weegy: 3.1 + 5.4 = 8.5 User: Choose the correct answer. Find the sum of r + s, when r = –14.1 and s = 18.3 A. –32.4 B. –4.2 C. 4.2 D. 32.4 Weegy: -14.1 + 18.3 = 4.2 (More)
Question
Expert Answered
Updated 5/16/2014 9:28:10 AM
0 Answers/Comments
Which value of the variable makes the statement true? m + 4 = – 6.7 A. m = 10.7 B. m = 2.7 C. m = –6.3 D. m = –10.7
Weegy: A. m = 10.7 User: Which value of x makes the equation true? –4.9 = –5.7 + x A. x = –10.6 B. x = –0.8 C. x = 0.8 D. x = 10.6 (More)
Question
Not Answered
Updated 5/16/2014 9:25:06 AM
2 Answers/Comments
m + 4 = – 6.7;

m = -6.7 - 4;

m = -10.7

The value of the variable that makes the statement true is:
m = –10.7
Added 5/16/2014 9:24:05 AM
This answer has been confirmed as correct and helpful.
–4.9 = –5.7 + x;

-x = -5.7 + 4.9;

-x = -0.8;

x = 0.8

The value of the variable that makes the statement true is:
x = 0.8
Added 5/16/2014 9:25:06 AM
This answer has been confirmed as correct and helpful.
26,495,166 questions answered
Popular Conversations
The following two sentences are saying the same thing. Emily, my ...
Weegy: The following two sentences are saying the same thing. Emily, my daughter, is in sixth grade. Emily, my daughter ...
11/13/2017 12:26:02 PM| 3 Answers
3a-5=-6a+1
Weegy: 3a - 5 = - 6a + 1 = a = 0.6666666667 or 2/3. Solution: 3a + -5 = -6a + 1; -5 + 3a = -6a + 1; -5 + 3a = 1 + ...
11/19/2017 2:37:56 PM| 3 Answers
When magma reaches the Earth's surface it's called A. ...
Weegy: The study of the Earth's magnetic field is known as: paleomagnetism. User: What are two of the processes ...
11/21/2017 7:34:39 PM| 2 Answers
Identify the italicized word. Don gave his "teacher" the note. ...
Weegy: Word bank: (Subject. Predicate. Direct Object. Indirect Object. Predicate Nominative. Predicate Adjective) 1. ...
11/14/2017 7:53:22 PM| 2 Answers
Weegy Stuff
S
L
P
Points 186 [Total 311] Ratings 11 Comments 76 Invitations 0 Offline
S
P
L
P
Points 23 [Total 153] Ratings 0 Comments 23 Invitations 0 Offline
S
P
P
L
P
P
Points 20 [Total 1658] Ratings 0 Comments 20 Invitations 0 Offline
S
Points 4 [Total 4] Ratings 0 Comments 4 Invitations 0 Offline
S
Points 2 [Total 2] Ratings 0 Comments 2 Invitations 0 Offline
S
Points 1 [Total 1] Ratings 0 Comments 1 Invitations 0 Offline
S
Points 1 [Total 1] Ratings 0 Comments 1 Invitations 0 Offline
S
Points 1 [Total 1] Ratings 0 Comments 1 Invitations 0 Offline
S
Points 1 [Total 1] Ratings 0 Comments 1 Invitations 0 Offline
S
Points 1 [Total 1] Ratings 0 Comments 1 Invitations 0 Offline
* Excludes moderators and previous
winners (Include)
Home | Contact | Blog | About | Terms | Privacy | © Purple Inc.