Chemistry, asked by meghayadav8, 10 months ago

composition of atoms of the elements with atomic mass​

Answers

Answered by Anonymous
1

Answer:

Consider the element helium. Its atomicnumber is 2, so it has two protons in its nucleus. Its nucleus also contains two neutrons. Since 2+2=4, we know that the mass number of the helium atom is 4.

...

Explanation:

Mass Number.

Name..................lithium

symbol.................li

atomic number......3

protons...............3

neutrons ............4

FOLLOW ME

meghayadav8: sulphur Ka atomic mass kya h
Anonymous: 32.065 u
meghayadav8: thank u
Anonymous: mark it as BRAINLIST
Previous Question
Next Question
Similar questions
English, 5 months ago
what was the real name of jaknachari?​
Computer Science, 5 months ago
to accept numbers till the user enters 0 and then find their average.also draw a flowchart ,algorithm ,pseudocode for it​...
Math, 5 months ago
using distributive property Solve. 425*(-25)+425 x(-23)+425 × (-2) ​...
Science, 10 months ago
You are asked to perform the following activity (a) Take four beakers and label them as A, B, C and D. (b) Put 25ml of water in beakers A, B and C and 25 ml of CuSO4 solution in beaker D. (c) Record the temperatures of each liquid in the beakers (d) Add a spatula of K2SO4 to beaker A , NH4NO3 to beaker B, anhydrous white Cuso, to beaker C and iron fillings to beaker D and (e) Record the...
Math, 10 months ago
if sina=1/2 prove that (3cosa-4cos³a)=0​...
Chemistry, 11 months ago
preparation for alcohol...
Math, 11 months ago
what number should be added to polynomial x^2-5x+4 so that 3is the zero of the polynomial?
Computer Science, 11 months ago
which of the following font effect are not available in power point font dialog box 1.shadow 2.bold 3.underline.4italic 5.embross 6.strikethrough...