Science, asked by khushbukapoor19, 6 months ago

please answer the question with explanation please

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Answered by Minerva88

2

Answer:

7:10

Explanation:

given mass of calcium=240g

molar mass of calcium =40g

moles=given mass ÷molar mass

=240 ÷40

=7 mol

given mass of magnesium= 240 g

molar mass of magnesium=24

moles=240 ÷ 24

=10

mole ratio=7:10

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