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3.7 mol Mg(NO3)2

Explanation:

7.4 mol HNO3 * 1 mol Mg(NO3)2/2 mol HNO3 = 3.7 mol Mg(NO3)2

state the principle of separating two immiscible liquids by separating funnel. describe an activity with diagram to separate a mixture of water and kerosene oil. answer: immiscible layers separate out in layers depending on their densities in separating funne

they it depends on if one believes about radioactivity, they make a geiger counter beep but maybe it was going to beep anyway electronics do wierd things all the time or it was programmed to beep near certain metals.