Question

Calculate mass of 10^_3 moles of MgSO^4

Answer 1

Answer:

0.12 u

Explanation:

Mass of one mole of MgSO4 = 1(Mg) + 1(S) + 4(O)

= 1(24) + 1(32) + 4(16)

= 24 + 32 + 64

= 120 u

Thus,

Mass of 10^-3 moles = 120 × 10^-3 u

= 0.12 u

Answer 2

your answer is

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