Question

the ratio of copper and zinc in an alloy is 9:5. if the weight of zinc in an alloy is 9.5 g, what is the weight of copper in it

Answer 1

Let the amount be x
Amount of zinc= 5x
Amount of copper= 9x

ATQ,
5x = 9.5 g
x=9.5/5
x=1.9 g

WEIGHT OF COPPER = 9×1.9 =17.1 g

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Answer 2

Answer:

1.71 ,Hey Friend here your answer...

Step-by-step explanation:

Let the amount be x

Amount of copper = 9x

Amount of zinc = 5x

So,

5x = 9.5g

x = 9.5/5

x = 1.9 g

Therefore,

The Weight of a copper = 9 × 1.9 = 1.71g

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