Number of moles = mass of product / molecular mass
=mass of product (MgO) / 40.3
Since the mass of MgO is not given in the question, the correct answer choice cannot be given. However, proceeding witht eh above formula will enable you to find the correct number of moles given the mass of MgO.
<span>An object at rest will stay at rest unless acted upon by a unbalanced force.
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Answer:
c
Explanation:
it is corundum now please follow me
Mechanical energy<span> of </span>an object<span> can be the result of </span>its<span> motion
i think
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