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secondary 2 | Maths
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Help Dhana Arivalagan! Anyone can contribute an answer, even non-tutors.
how do i do this?
Date Posted: 7 years ago
Views: 538
Take the number of protons in an iron atom to be x and the number of protons in an oxygen atom to be y.
2x+3y=76 - Eqn1
x+y=34 - Eqn2
Eqn1 - 2xEqn2:
y=76-68=8
x=34-8=26
2x+3y=76 - Eqn1
x+y=34 - Eqn2
Eqn1 - 2xEqn2:
y=76-68=8
x=34-8=26
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