The picture below show four objects a paper clip, a needle, a pair a scissors, and a horseshoe assume that each object is made of same metal.

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

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How many moles are in 43.9 l of oxygen