Question

alloys are mixture of metals . if an alloy of aluminium , magnesium and manganese contains 80% aluminium , 10% magnesium and the rest manganese , find the mass of manganese in 10 kg of the alloy.​

Answer 1

Answer:

800 gram

Step-by-step explanation:

alloy of aluminium , magnesium and manganese contains 80% aluminium , 10% magnesium and the rest manganese then percent of mangnese =100-(80+10)

=100-90

=10%

so in 8 kg of alloy percentage of mangnese =10% of 8 kg

=10/100×8000g

=800 gram

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