A stack of nickels has a mass of 45g. There are 9 nickels in the stack. What is the mass of one nickel?
2 answers:
<h2>5 grams</h2>
Step-by-step explanation:
Given Information :
Mass of a stack of nickels = 45g
No of nickels in a stack = 9 nickels
Mass of one nickel = ?
Let the mass of one nickel be x

Cross Multiply

Divide both sides of the equation by 9

Simplify

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with T = 50⁰C, we have:
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<=> x² + 5x - 150 = 0
=> x = 10
Answer:
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Step-by-step explanation:
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Answer:
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