I’m sorry, it’s been a while since I’ve done Calc, so it took me forever.
A closed container has 7.05 ⋅ 1023 atoms of a gas. Each atom of the gas weighs 1.67 ⋅ 10-24 grams. Which of the following shows
2 answers:
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Answer:
the answer is B (2,1)
Step-by-step explanation:
Given the simultaneous equation
Using substitution method
from equation 2 :
Substitute equation 3 into 1:
Open the bracket
Substitute y=1 into x=3-y
Hence the solution to the equation is (2,1)
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