Calculate the moles of hydrogen gas evolved if 0.0345g of magnesium react completely. Mg(aq)+2HCl(aq)→MgCl2(aq)+H2(g) Hint: Answer...

Question

Question

Calculate the moles of hydrogen gas evolved if 0.0345g of magnesium react completely.

Mg(aq)+2HCl(aq)→MgCl2(aq)+H2(g)

Hint: Answer includes 3 significant figures.

Answer 1

Answer #1

Balanced Equatan is mg eV+ 2HCI CV) – I mae MgCl299)+ H269) imp inde H₂ from Reactan ind mg mops of ng = 0.08459, prolar mass

Answer 2

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